Flagstaff
May
Weather in Flagstaff for May 2025
Your guide to Flagstaff weather in May - trends and predictions
Snowfall in Flagstaff during May is quite rare, with fewer than 2 snowy days on average.
According to Flagstaff snow forecast for May 2025, 3 snowy days are expected in the next 2 weeks. The closest date with snow is Sunday, May 4.The forecast for the next days in Flagstaff predicts temperatures to be around 18 °F, close to the historical average.
In general, the average temperature in Flagstaff at the beginning of May is 12.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.3 °F by the end of May.
With an average of 2 rainy days, Flagstaff experiences minimal rainfall in May.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
More
29
Dry days
2
Rainy days
0
Snow days
19°/7°
Temperatures
27 km/h
Avg max wind
29 %
Avg humidity
Flagstaff Weather May
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  17° | 2  16° | 3  17° | ||||
| 4 10° | 5  3° | 6  11° | 7 15° | 8 21° | 9 23° | 10 24° |
| 11 24° | 12 26° | 13 25° | 14 19° | 15  18° | 16 16° | 17 23° |
| 18  22° | 19 21° | 20 18° | 21 19° | 22 20° | 23 19° | 24  19° |
| 25 18° | 26 21° | 27 24° | 28 25° | 29 24° | 30 25° | 31 26° |
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Temperatures trend during May in Flagstaff
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| May 1 | Partly cloudy | 17° /7° | 0 mm | 0 cm | |
| May 2 | Moderate rain | 16° /8° | 14.3 mm | 0 cm | |
| May 3 | Sunny | 17° /8° | 0 mm | 0 cm | |
| May 4 | Moderate rain | 10° /0° | 5.3 mm | 0.8 cm | |
| May 5 | Light snow | 3° /-2° | 1.7 mm | 1.2 cm | |
| May 6 | Patchy rain possible | 11° /0° | 1 mm | 0.3 cm | |
| May 7 | Sunny | 15° /2° | 0 mm | 0 cm | |
| May 8 | Sunny | 21° /7° | 0 mm | 0 cm | |
| May 9 | Sunny | 23° /9° | 0 mm | 0 cm | |
| May 10 | Sunny | 24° /12° | 0 mm | 0 cm | |
| May 11 | Sunny | 24° /14° | 0.1 mm | 0 cm | |
| May 12 | Sunny | 26° /14° | 0 mm | 0 cm | |
| May 13 | Sunny | 25° /13° | 0 mm | 0 cm | |
| May 14 | Sunny | 19° /12° | 0 mm | 0 cm | |
| May 15 | Patchy light rain with thunder | 18° /8° | 10.1 mm | 0 cm | |
| May 16 | Patchy light rain with thunder | 16° /6° | 2.5 mm | 0 cm | |
| May 17 | Partly cloudy | 23° /8° | 0 mm | 0 cm | |
| May 18 | Overcast | 22° /10° | 0 mm | 0 cm | |
| May 19 | Sunny | 21° /8° | 0 mm | 0 cm | |
| May 20 | Sunny | 18° /8° | 0 mm | 0 cm | |
| May 21 | Sunny | 19° /5° | 0 mm | 0 cm | |
| May 22 | Sunny | 20° /6° | 0 mm | 0 cm | |
| May 23 | Sunny | 19° /6° | 0 mm | 0 cm | |
| May 24 | Cloudy | 19° /7° | 0 mm | 0 cm | |
| May 25 | Sunny | 18° /6° | 0 mm | 0 cm | |
| May 26 | Sunny | 21° /6° | 0 mm | 0 cm | |
| May 27 | Sunny | 24° /9° | 0 mm | 0 cm | |
| May 28 | Sunny | 25° /10° | 0 mm | 0 cm | |
| May 29 | Sunny | 24° /10° | 0 mm | 0 cm | |
| May 30 | Sunny | 25° /10° | 0 mm | 0 cm | |
| May 31 | Sunny | 26° /12° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Flagstaff in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Flagstaff forecast closer to your planned date for the most up-to-date weather information.
Flagstaff in May - FAQ
What are the expected maximum and minimum temperatures in Flagstaff during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Flagstaff during May?
Expect minimal rainfall in Flagstaff during May, with a total of 14.3 mm over approximately 2 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Flagstaff during May?
The average wind speed in Flagstaff during May is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
Flagstaff snow forecast May 2025
Track daily snowfall levels and discover Flagstaff’s snowy potential this May ❄️
May rainfall patterns in Flagstaff
Explore the daily rainfall trends and prepare for Flagstaffs May weather 💧
UV exposure in Flagstaff during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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