Flagstaff weather live forecast

Today's maximum temperature in Flagstaff is expected to be 23°C. Select a day from the live weather forecast for Flagstaff, Arizona, USA for more weather parameters.

Friday
18th Sep
23

9

12

9
Saturday
19th Sep
24

11

11

9
Sunday
20th Sep
24

10

12

9
Monday
21st Sep
23

12

4

8
Tuesday
22nd Sep
22

10

8

8

5-day weather forecast updated at 04:00 on Saturday 19th September 2026 GMT

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The 5-day weather forecast for Arizona (Flagstaff) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Flagstaff weather forecast by day

Below are the detailed weather forecasts for Flagstaff for the next 5 days.

Flagstaff weather for Friday 18th September 2026

Expect clear skies in Flagstaff, Arizona with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.

23
°C maximum temperature
9
°C minimum temperature
clear skies
12
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from SW

Flagstaff weather for Saturday 19th September 2026

Expect clear skies in Flagstaff, Arizona with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

24
°C maximum temperature
11
°C minimum temperature
clear skies
11
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from SW

Flagstaff weather for Sunday 20th September 2026

Expect clear skies in Flagstaff, Arizona with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

24
°C maximum temperature
10
°C minimum temperature
clear skies
12
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
24
°C wind chill
12
kph wind from SW

Flagstaff weather for Monday 21st September 2026

Expect broken clouds in Flagstaff, Arizona with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south.

23
°C maximum temperature
12
°C minimum temperature
broken clouds
4
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from S

Flagstaff weather for Tuesday 22nd September 2026

Expect scattered clouds in Flagstaff, Arizona with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.