July 14, 2026
A wall that works in July doesn’t always work in February. A corridor with excellent foot traffic in October can be barely functional in January. Surface conditions that allow clean paste adhesion in September may prevent it entirely in November. The seasonal dimension of poster campaign scouting is one of the most underappreciated variables in campaign planning — and it’s one that consistently trips up brands running their first campaigns in markets with real seasonal variation.
This isn’t about whether you can run outdoor campaigns in winter. You can, in most markets. It’s about understanding how seasonal conditions change the specific locations, surfaces, and materials that make campaigns work — and adjusting your scouting criteria and decisions accordingly. An operator who scouts Chicago in July for a campaign launching in December with the same criteria they’d use for a summer campaign will get very different results than what they planned for.
This guide goes market by market through the seasonal patterns that affect location scouting and campaign planning in the US’s major poster campaign markets and in London.
Before the market-by-market breakdown, it helps to understand the three distinct ways seasons affect campaign scouting:
Temperature, moisture, and freeze-thaw cycles directly affect paste adhesion and campaign lifespan. Cold temperatures slow curing and can prevent adhesion below about 40°F (4°C). Wet surfaces — from rain, snow, or high humidity — prevent paste penetration. Freeze-thaw cycles stress the bond between paste, paper, and substrate, causing placements to peel faster. Heat can cause thermal expansion stress in large-format pieces.
Pedestrian traffic on outdoor corridors changes seasonally. Cold weather drives people indoors and reduces outdoor walking on retail and entertainment corridors in northern cities. Summer brings higher foot traffic but also changes its character — more tourists, more daytime walkers, different demographic distribution. Understanding seasonal traffic variation is essential for accurate campaign performance prediction.
Leaf cover changes sight lines dramatically between summer and winter. A wall that’s clearly visible from 40 feet in February may be screened by tree canopy in July. Daylength affects campaign visibility — campaigns that rely on strong natural light for visual impact have shorter effective daily exposure windows in winter. Scouting in a different season than the planned campaign period requires adjusting your sight line assessment for the seasonal difference.
New York has more pronounced seasonal variation than any other US major poster campaign market. The impact on campaign scouting is significant.
Spring is NYC’s strongest campaign season for wheatpaste campaigns. Temperatures support good paste adhesion and curing (40°F-75°F is the ideal range, and spring frequently delivers this). Foot traffic rebuilds from winter lows and climbs toward summer peaks. Tree canopy is growing but not yet fully dense, preserving good sight lines. Surfaces that accumulated winter moisture damage can be assessed accurately after drying. Best season for scouting campaigns that will run April through June or launch in spring for a summer run.
Summer generates the highest foot traffic volumes on entertainment and retail corridors, but also the highest competition for surface space. The active campaign season concentrates multiple operators in the same neighborhoods simultaneously. South-facing walls in direct summer sun can be very hot to the touch — affecting paste behavior and potentially causing paper stress on large-format pieces. Scout shaded walls or east/west-facing surfaces as supplements to south-facing summer placements.
Fall is NYC’s second-best campaign season. Temperatures are moderate, foot traffic from residents is strong (tourism dips but resident and creative-community traffic holds), and surface conditions are generally good through October. Campaigns launching in September or October can run through late November with good performance. After mid-November, monitor conditions closely — adhesion becomes more temperature-dependent as nights get cold.
Winter campaigns in NYC work but require specific adjustments. Scout south-facing, wind-sheltered surfaces — these warm faster on sunny days and maintain better adhesion than north-facing or exposed locations. Reduce large-format assembled pieces where possible — fewer panel seams mean fewer freeze-expansion failure points. Expect 15-30% lower foot traffic on entertainment corridors compared to fall peak. Transit approach corridors maintain strong traffic regardless of temperature.
American Guerrilla Marketing scouts every campaign before the first poster goes up. We know the walls, the surfaces, and the neighborhoods in every major market.
LA’s climate is often described as uniformly pleasant, which is mostly true but slightly misleading for campaign planning purposes. Seasonal variation is real, just compressed compared to northern cities.
The clearest seasonal distinction is the June Gloom period (May-July) when marine layer clouds cover much of coastal and western LA through midday. This increases ambient humidity, slows paste curing on sheltered surfaces, and reduces the daylength of usable daylight for visual campaign impact. For campaigns in West LA, Santa Monica, Venice, or areas west of the 405 during June Gloom, surface selection and installation timing need to account for slower curing conditions.
The winter dry season (December-March in most years) is actually LA’s most campaign-friendly weather window — low humidity, consistent sunlight, and stable temperatures. Surface conditions are excellent for adhesion. The trade-off is that winter also coincides with lower creative-community foot traffic on entertainment corridors in some neighborhoods, as some LA seasonal residents travel or the pace of the city’s social calendar slows.
Chicago’s weather makes seasonal campaign planning more consequential here than anywhere else in the US major markets. The range from summer peak conditions (warm, dry, excellent adhesion, high foot traffic) to winter challenges (sub-zero temperatures, frozen surfaces, indoor-driven pedestrian behavior) is enormous.
Chicago summer (June-August) is the strongest campaign season by a wide margin. Temperatures support excellent adhesion, foot traffic on the Milwaukee Avenue corridor in Wicker Park peaks significantly, and the outdoor entertainment culture of Chicago in warm months drives high pedestrian activity on bar and restaurant corridors. For campaigns targeting summer launch, Chicago scouting should prioritize these outdoor-corridor positions.
Chicago winter demands different surface selection: protected surfaces (inside alcoves, under awnings, south-facing on warmer exposures), reduced format complexity, and realistic expectations about foot traffic on entertainment corridors that drop off dramatically. Winter campaigns in Chicago that concentrate on transit approach corridors — which maintain traffic regardless of temperature — often outperform campaigns that try to replicate summer entertainment-corridor strategies in January.
London’s climate is characterized by persistent moisture throughout the year — the city is rarely very dry, and campaigns need to plan for that as a baseline rather than a seasonal condition. Seasonal variation in London affects campaign planning primarily through daylength (very short winter days significantly reduce campaign visibility windows) and temperature (winter adhesion issues become more pronounced on exposed north-facing surfaces).
The strongest London campaign season for outdoor poster campaigns is late spring through early fall — April through September — when daylength is long, temperatures are moderate, and the outdoor pedestrian culture of neighborhoods like Shoreditch and Brixton peaks. Winter campaigns in London are workable but need material choices appropriate for persistent dampness and careful surface selection that avoids the most moisture-exposed positions.
From years of scouting across 40+ markets in every season, the criteria we apply to location selection shift depending on when the campaign will run. A wall that makes the confirmed list in July might not make it in January in the same market — and vice versa. Here’s how our location teams adjust their assessment frameworks season by season.
Spring scouts in markets like New York, Chicago, and London require extra attention to moisture damage from winter — surfaces that were in excellent condition in September may have experienced freeze-thaw damage, water infiltration, or paint delamination over the winter. What we consistently find in the field during March-April scouts in NYC and Chicago: roughly 15-20% of locations that were confirmed the prior fall need status updates due to winter damage. Spring scouting is the heaviest re-verification period in our annual cycle, and we budget extra time for it in our multi-campaign market calendars.
Foot traffic is also in transition during spring. March in New York is still cold enough to keep people moving quickly with heads down; May is warm enough that pedestrian behavior shifts to a more observational mode — people walking slowly, looking around, stopping to look at storefronts. Campaign recall rates are measurably higher for May and June campaigns than for March campaigns in the same NYC corridors, even with equivalent foot traffic counts, because of this behavioral shift. A spring scout should factor in where the campaign will land in the weather warming sequence.
Summer is the highest foot traffic season in most northern markets. Bedford Avenue in Williamsburg, Wyckoff Avenue in Bushwick, Logan Boulevard in Logan Square — all of these corridors see peak pedestrian counts during June through August. The surface quality considerations shift toward sun exposure: south and west-facing walls that deliver great visibility also accelerate color bleaching in direct summer sun, particularly for campaigns using red and blue tones. For summer campaigns running 4+ weeks, we prioritize east-facing walls that get morning sun and are in shade during peak afternoon heat, or surfaces with architectural overhangs that reduce direct UV exposure.
September through October is our preferred campaign window in most northern markets. Temperatures are moderate, foot traffic remains strong (school and work cycles are in full rhythm), surfaces are dry from summer, and UV intensity has dropped enough to significantly extend campaign lifespan compared to summer. Fall also sees high consumer attention to cultural content — concerts, launches, fall collections, seasonal events — which makes campaign messages more contextually relevant during this period than in summer’s vacation-distracted weeks.
Fall scouting priorities: confirm surface condition after summer’s UV exposure and heat (some surfaces that held well through summer show paint fatigue or layer delamination in early fall), check that any new construction or street changes over the summer haven’t changed the sight lines or foot traffic patterns at key locations, and identify which surfaces are facing west for optimal October-November light conditions as the sun angle drops.
Winter scouting in NYC and Chicago requires the most significant criteria adjustments. Temperature drops below 40°F create adhesion challenges — paste viscosity changes, paper behavior changes, and installation requires more care to achieve adequate bonding. Winter winds accelerate edge peeling on any placement that isn’t perfectly applied. Freeze-thaw cycles are the main lifespan killer: a placement installed in above-freezing temperatures can fail at its edges during the first hard freeze as the paper-paste layer separates from the wall surface.
For winter campaigns, we prioritize protected surfaces: walls under architectural overhangs, walls in recessed doorway zones, south-facing walls that get maximum winter sun and stay above freezing more consistently than north-facing surfaces. We also weight heavy paper stock higher in winter — 100# text minimum for winter campaigns versus the 80# stock that’s adequate in summer. Surface quality ratings shift in winter: a wall rated excellent in summer for its smooth texture may get a lower winter rating because its north exposure makes it a freeze-thaw risk in January.
Campaign planning improves when the route is treated like an execution system rather than a list of good-looking locations. Every stop affects the next one. Timing windows influence crew order, route density influences reporting efficiency, and fallback options influence how much risk the team can absorb without the whole plan slipping. When those dependencies are clear, the campaign launches cleaner and the reporting is easier to defend afterward.
A strong plan also names what must be locked first. That usually means route logic, surface quality standards, approval criteria, and documentation expectations. Once those are fixed, the team can flex around timing and production details without changing the whole campaign character.
Before a team locks seasons affect location scouting, the final review should force every recommended location to answer the same set of questions. Does the audience fit the campaign goal, does the wall read clearly from the direction people actually travel, does the timing window match when the crowd is there, and does the route still make sense once crew movement and documentation time are accounted for? That last review is where weak locations usually fall away. It is also where stronger routes become easier to defend because every stop has a specific reason for being there.
That review should also account for what happens after installation. Some locations look strong on scout day but create unnecessary maintenance, replacement, or reporting friction once the campaign is active. Others are easier to service, easier to document, and more likely to stay visually clean for the full run. When those operational details are weighed alongside visibility, the final plan gets better. It stops being a list of interesting walls and becomes a route that the client can approve with confidence and the field team can execute without improvising half the job in real time.
Before the campaign is approved, the strongest teams run one last route check against the actual objective instead of the general idea of the campaign. That means asking whether each recommended location is still earning its spot once visibility, audience quality, timing, serviceability, and documentation value are weighed together. A route can be full of decent walls and still feel soft if too many of them only solve one of those problems at a time.
That final pass is also where route discipline matters. If a wall is harder to service, harder to explain to the client, or weaker from the dominant direction of travel, it needs to justify itself clearly. When the route survives that kind of scrutiny, the campaign usually launches cleaner and the reporting is easier to stand behind later.
There’s no universally best season — it depends on the market and campaign goals. Spring (April-June) offers good weather for scouting and launching campaigns with strong summer performance windows. Fall (September-November) is strong for campaigns targeting back-to-school and fall cultural season audiences. The best scout timing is the season that most closely matches the campaign’s intended run period.
Cold temperatures slow paste curing and can prevent proper adhesion if surfaces are frozen or below 40°F (4°C). Foot traffic on outdoor retail and entertainment corridors drops significantly in northern cities during winter. Campaigns running in winter NYC or Chicago need adjusted surface selection (more sheltered walls, south-facing surfaces that warm faster) and may need materials formulated for cold-weather adhesion.
LA’s climate is mild enough that seasonal impact on campaigns is lower than in northern cities, but it’s not zero. The June Gloom period (May-July) brings persistent morning cloud cover and higher humidity, affecting paste curing on north-facing or sheltered surfaces. Santa Ana wind events can stress improperly adhered placements. Winter months may have slightly lower creative-corridor foot traffic as some seasonal residents leave.
Extreme summer heat accelerates paste drying, which can be beneficial for adhesion curing but can also cause thermal expansion and stress in large-format multi-sheet panels. Dark-colored inks on south-facing walls in direct summer sun can blister. For summer campaigns in hot climates, material formulation and surface orientation choices need to account for thermal stress.
Yes. Seasonal tree cover significantly affects sight lines in spring and summer versus fall and winter. A wall partially screened by leaf cover in July may be highly visible in November. Some locations that work well in summer (outdoor plazas, park-adjacent walls) are much weaker in winter. Scout in the season that matches the planned campaign period or adjust assessments for seasonal differences from your scout date. A summer scout in Crown Heights on Franklin Avenue should note which locations have significant tree canopy overhead — those same locations may have dramatically improved sight lines in October once leaves drop. Noting seasonal variation during the scout creates database intelligence that improves campaign planning across different seasonal windows without requiring duplicate scouting trips. AGM’s scouts add seasonal notes to any location where the tree cover or sun angle creates meaningful seasonal variation in the quality assessment.
American Guerrilla Marketing scouts every campaign before the first poster goes up. We know the walls, the surfaces, and the neighborhoods in every major market.
Millie Phillips
Campaign Architect — American Guerrilla Marketing
Email: [email protected]
Office: (646) 776-2770
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American Guerrilla Marketing — Los Angeles
Street-level campaigns in Los Angeles and nationwide. Wheatpasting, LED trucks, street teams, and more.
(646) 776-2770
July 14, 2026
July 14, 2026
July 14, 2026
July 14, 2026
July 14, 2026
