Flagstaff weather live forecast

Today's maximum temperature in Flagstaff is expected to be 21°C. Select a day from the live weather forecast for Flagstaff, Arizona, USA for more weather parameters.

Saturday
16th May
21

7

14

11
Sunday
17th May
19

6

13

9
Monday
18th May
16

3

12

10
Tuesday
19th May
19

1

10

10
Wednesday
20th May
21

5

8

9

5-day weather forecast updated at 04:00 on Saturday 16th May 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 Saturday 16th May 2026

Expect clear skies in Flagstaff, Arizona with a maximum temperature of 21°C, maximum UV of 11 (Extreme) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-west.

21
°C maximum temperature
7
°C minimum temperature
clear skies
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
0
no heat & humidity
30
kph wind from SW

Flagstaff weather for Sunday 17th May 2026

Expect clear skies in Flagstaff, Arizona with a maximum temperature of 19°C, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 38 kph from the south-west.

19
°C maximum temperature
6
°C minimum temperature
clear skies
13
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
19
°C wind chill
38
kph wind from SW

Flagstaff weather for Monday 18th May 2026

Expect scattered clouds in Flagstaff, Arizona with a maximum temperature of 16°C, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

16
°C maximum temperature
3
°C minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

Flagstaff weather for Tuesday 19th May 2026

Expect scattered clouds in Flagstaff, Arizona with a maximum temperature of 19°C, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

19
°C maximum temperature
1
°C minimum temperature
scattered clouds
10
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from SW

Flagstaff weather for Wednesday 20th May 2026

Expect broken clouds in Flagstaff, Arizona with a maximum temperature of 21°C, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.