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Flagstaff weather in May 2025
Expect 20°C daytime maximum temperatures in the shade with on average 12 hours of sunshine per day in Flagstaff in May. Check more long-term weather averages for Flagstaff in May before you book your next holiday to Arizona in 2025/2026.
- 2020°C max day temperature
- 12 hours of sunshine per day
- 44 days with some rainfall
- -2-2°C min night temperature
- 1414 hours of daylight per day
- 0No heat & humidity
- 1919 mm of monthly rainfall
- 1010 (Very High) UV index
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Flagstaff by month
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Recommended for Arizona
The May weather guide for Arizona (Flagstaff) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Arizona
How hot is it in Flagstaff in May?
Daytime temperatures usually reach 20°C in Flagstaff in May, falling to -2°C at night.
How sunny is it in Flagstaff in May?
There are normally 12 hours of bright sunshine each day in Flagstaff in May - that's 84% of daylight hours.
Does it rain in Flagstaff in May?
There are usually 4 days with some rain in Flagstaff in May and the average monthly rainfall is 19mm.
Flagstaff May sunrise & sunset times
Browse the sunrise and sunset times for Flagstaff in May 2025. Select a month to view Flagstaff sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st May 2025 | 05:35 | 19:13 |
Friday, 16th May 2025 | 05:22 | 19:25 |
Saturday, 31st May 2025 | 05:14 | 19:36 |
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