What to Wear in Phoenix in Winter: Month-by-Month Outfit Guide
Phoenix in winter sits in the 40 to 75°F range. This is the layer-by-layer outfit guide for Phoenix's winter weather — what to wear, what to pack for a visit, and the local context that shapes the recommendations.
WHAT TO EXPECT
Phoenix in winter — December, January, February. December through February. The pleasant season. 65-75°F days, 40-50°F nights. Light layers, jeans, leather shoes, occasional sweater. The temperature range is the headline; what you actually feel depends on humidity, wind, and what indoor spaces you'll cycle through.
THE FOUNDATION LAYER
A standard cotton or synthetic shirt is fine, with a long sleeve for the cold end of the range. The base layer is comfort, not survival.
THE MID LAYER
A cardigan, light fleece, or vest — pick based on whether you'll be active or stationary outdoors.
THE OUTERWEAR
Trench coat, light wool blazer, denim jacket, or a packable shell. Layer the outerwear, don't replace it.
ACCESSORIES
A scarf for cool mornings, a packable umbrella, and shoes you can walk in for an hour.
WHAT TO PACK FOR A TRIP TO PHOENIX IN WINTER
Three layer permutations covering the 40 to 75°F range, plus accessories. If your trip spans the season's edge (late November or early March), pack toward the cooler end of the range — overestimating warmth is easier to recover from than underestimating.
LOCAL CONTEXT
Dry heat behaves differently than humid heat. Sweat evaporates instantly. You can be dehydrated without feeling sweaty. Hydrate aggressively. Sun protection is non-optional year-round.