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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Civic Maple Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Flagstaff weather is defined by four distinct seasons with cool summers and snowy winters. The live forecast above shows current conditions. At 2,100 metres elevation, temperatures run cooler than the surrounding desert, with July highs near 27°C and January lows around -9°C.
What is the best time to visit Flagstaff?
Summer (June to August) offers the warmest weather for hiking and outdoor activities, with daytime temperatures in the low to mid-20s Celsius. Winter (December to February) brings regular snowfall, making it a reliable destination for skiing and snowboarding. Spring and autumn are mild but can be unpredictable, with sudden temperature swings and occasional storms.
How much snow does Flagstaff get?
Flagstaff receives an average of 250 centimetres of snow annually. Snow typically begins in November and lasts through March, with January and February being the snowiest months. The Arizona Snowbowl ski area depends on this natural snowpack. For current conditions, check the 10-day forecast.
Flagstaff weather by month
January is the coldest month, with average highs near 6°C and lows around -9°C. Snow is common. July is the warmest, with highs near 27°C and afternoon thunderstorms. For detailed planning, see Canada weather hub for comparison with Canadian cities. Flagstaff weather in summer is dry and pleasant, while flagstaff weather december brings consistent snow cover. For a longer outlook, check the flagstaff weather forecast 14 day.
Does Flagstaff have snow in summer?
No. Snow is rare from June through August. Summer storms are mostly rain, though high elevations in the surrounding mountains may see trace amounts in early June.
What is Flagstaff weather in January like?
January is the snowiest month, with average snowfall of 50 cm. Daytime highs average 6°C, but nights drop to -9°C. Roads can be icy, so check conditions before travel.
Is Flagstaff weather in Celsius or Fahrenheit?
Flagstaff weather is reported in Celsius on this page, consistent with Canadian standards. Local U.S. forecasts use Fahrenheit, but all temperatures here are given in Celsius.