Flagstaff 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Flagstaff 7-day weather forecast

Stacker created the forecast for Flagstaff, Arizona using data from OpenWeather. This week's high is 81 °F on Tuesday, while the low is 42 °F on Thursday. There are expected to be 6 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, May 11

- High of 79 °F, low of 48 °F (8% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:25 AM, sunset at 7:20 PM
1 / 6
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Tuesday, May 12

- High of 81 °F, low of 57 °F (11% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 5:24 AM, sunset at 7:21 PM
2 / 6
Hellame // Shutterstock

Wednesday, May 13

- High of 70 °F, low of 48 °F (18% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Fresh breeze (24 mph wind)
- Sunrise at 5:24 AM, sunset at 7:21 PM
3 / 6
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Thursday, May 14

- High of 68 °F, low of 42 °F (14% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Strong breeze (27 mph wind)
- Sunrise at 5:23 AM, sunset at 7:22 PM
4 / 6
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Friday, May 15

- High of 74 °F, low of 42 °F (14% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:22 AM, sunset at 7:23 PM
5 / 6
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Saturday, May 16

- High of 77 °F, low of 50 °F (12% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:21 AM, sunset at 7:24 PM
- New moon
6 / 6
supergenijalac // Shutterstock

Sunday, May 17

- High of 72 °F, low of 50 °F (16% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Fresh breeze (20 mph wind)
- Sunrise at 5:21 AM, sunset at 7:25 PM

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