What to Wear in Phoenix
Phoenix is the hottest major US city. Summer highs cross 110°F. The dry air makes the heat slightly more bearable than humid heat but no less dangerous. The right wardrobe is built around sun protection, dry-air comfort, and a different cool-season approach.
Winter in Phoenix
December through February. The pleasant season. 65-75°F days, 40-50°F nights. Light layers, jeans, leather shoes, occasional sweater.
Spring in Phoenix
March through May. 70-95°F transitioning hotter. Heat-friendly fabric (linen) starts.
Summer in Phoenix
June through September. 95-115°F. Brutal. Loose linen, wide-brim hats, sunglasses, electrolytes. Limit outdoor activity to dawn/dusk.
Fall in Phoenix
October through November. The relief season. 75-90°F.
Local tips
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.