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The Year-Round Commercial Window Cleaning Calendar

Maintenance May 13, 2026 5 min read

Windows don't get dirty at a constant rate. Pollen blankets glass in spring, storms streak it in summer, leaves and debris arrive in fall, and salt and grime coat it all winter. A reactive approach — cleaning only when someone notices — means your storefronts are always a step behind. A seasonal calendar keeps them ahead.

Spring: reset after winter

Winter leaves behind salt residue, road grime, and mineral deposits. Spring is the time for a thorough reset and, in many regions, an increase in frequency to combat heavy pollen. This is also the ideal window for a portfolio-wide deep clean to establish a clean baseline for the year.

Summer: maintain and manage storms

Summer brings dust, insect activity, and sudden storms that streak freshly cleaned glass. Maintain your regular cadence, and build in flexibility for post-storm touch-ups at exposed or coastal locations. High foot-traffic season for retail means fingerprints accumulate faster — a good time to verify your busiest stores are on the right tier.

Fall: get ahead of debris

Falling leaves, harvest dust, and early-season weather put debris on glass and in frames. Fall is the time to clear frames and sills, service any awnings, and prepare exposed locations for winter. In many regions a frequency bump through peak leaf season pays off.

Winter: protect against salt and freeze-thaw

Road salt, slush spray, and freeze-thaw cycles are hard on both glass and frames. Northern locations benefit from continued service through winter to prevent buildup that becomes difficult to remove by spring. Don't let locations go dark for months — the spring catch-up is more expensive than steady maintenance.

Making it work across regions

The catch with a national footprint is that "spring reset" in Minneapolis and Miami look nothing alike. The most effective programs adjust frequency by region and season automatically, so a coastal Florida store and a northern Midwest store each get what they actually need. A single national vendor can orchestrate that variation under one contract — so you set it once and it runs all year.

Want a seasonal schedule mapped to your specific locations and climates? We'll build one as part of your onboarding.

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