National Weather Service Forecast for: Flagstaff AZ
Issued by: National Weather Service Flagstaff, AZ
Updated: 3:30 am MST Dec 22, 2025
 
Today

Today: Mostly sunny, with a high near 63. Light west wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Mostly Sunny
 Tonight

Tonight: Mostly cloudy, with a low around 32. Southwest wind around 6 mph becoming calm.
Mostly Cloudy
 Tuesday

Tuesday: Partly sunny, with a high near 58. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Partly Sunny
 Tuesday
Night
Tuesday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 39. Southwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Showers
Likely
 Wednesday

Wednesday: Showers. High near 50. South wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.
Showers
 Wednesday
Night
Wednesday Night: Showers. Low around 37. South wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 90%.
Showers
 Christmas
Day
Christmas Day: Showers, with thunderstorms also possible after 11am. High near 47. Southwest wind 16 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%.
Showers
 Thursday
Night
Thursday Night: A chance of rain showers before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Chance
Rain/Snow
 Friday

Friday: Rain and snow showers likely, mainly after 11am. Mostly cloudy, with a high near 46. Southwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Rain/Snow
Likely
Hi 63 °F Lo 32 °F Hi 58 °F Lo 39 °F Hi 50 °F Lo 37 °F Hi 47 °F Lo 32 °F Hi 46 °F

 

Today
 
 Mostly sunny, with a high near 63. Light west wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Tonight
 
 Mostly cloudy, with a low around 32. Southwest wind around 6 mph becoming calm.
Tuesday
 
 Partly sunny, with a high near 58. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Tuesday Night
 
 Showers likely, mainly after 11pm. Mostly cloudy, with a low around 39. Southwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Wednesday
 
 Showers. High near 50. South wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.
Wednesday Night
 
 Showers. Low around 37. South wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 90%.
Christmas Day
 
 Showers, with thunderstorms also possible after 11am. High near 47. Southwest wind 16 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%.
Thursday Night
 
 A chance of rain showers before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Friday
 
 Rain and snow showers likely, mainly after 11am. Mostly cloudy, with a high near 46. Southwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Friday Night
 
 A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 25. Southwest wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday
 
 A 40 percent chance of snow showers. Partly sunny, with a high near 43. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
 
 A 30 percent chance of snow showers. Partly cloudy, with a low around 23. Northeast wind around 6 mph.
Sunday
 
 A 30 percent chance of snow showers. Mostly sunny, with a high near 45. Northeast wind 7 to 9 mph, with gusts as high as 18 mph.

 

Forecast from NOAA-NWS for Flagstaff AZ.