Why Arizona Winters Still Require Exterior Maintenance
Scottsdale's winter is mild by national standards, but the overnight-to-afternoon temperature swings create significant thermal cycling stress on exterior surfaces. Caulk around windows, doors, and stucco control joints expands and contracts with every cycle — cracks that develop during summer thermal stress are often visible in winter inspection. Sealer on driveways and pavers experiences the same stress, and Arizona's high-UV winter days continue to break down organic compounds in exposed finishes.
For snowbirds returning to Scottsdale properties after summer absences, winter is the first opportunity to assess monsoon season damage. Gutters filled with summer debris, mineral-coated windows from months of irrigation overspray, and biological growth on north-facing walls are common findings on properties unmaintained through the summer.
Winter Exterior Maintenance Priorities in Arizona
Window cleaning: December through February is peak window cleaning season in Scottsdale as snowbirds arrive and want their views restored. Professional de-ionized cleaning handles summer's mineral accumulation in one visit. Caulk inspection: Walk the home perimeter and check stucco control joints, window flashing, and door frames for cracked or separated caulk from summer thermal cycling. Sealing assessment: Check driveway and paver sealer with the water-bead test — winter's low humidity makes it an excellent resealing season. Surfaces dry quickly and sealer cures before spring irrigation begins.