Flagstaff Weather in May

What's the weather like in Flagstaff (Arizona) in May 2024?

The climate in Flagstaff during May can be summarized as cool and dry.

May is in the spring in Flagstaff and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 20°C (68°F), whilst at night -2°C (29°F) is normal.

Flagstaff weather averages (imperial / metric)
Daytime temperature	19.7°C 67.5°F
Nightly temperature	-1.7°C 28.9°F
Average temperature	9°C 48.2°F
Daily sunshine	12.5 hrs
Avg rainfall	19 mm 0.7 ins
Rainy days	4 days
Sea temperature	14.9°C 58.8°F
Humidity	38%
Windspeed	18kph 11 mph

On average May is the 2nd driest month of the year in Flagstaff with around 19mm 0.7 inches of rain making it a dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.

On the flip side this corresponds to an average of 12.5 hours of sunshine per day.

May temperatures in Flagstaff

May rainfall

May hourly sunshine

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Flagstaff in May 2024.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Flagstaff weather stats

Flagstaff weather statistics
Hottest month:	July	27.1°C 80.8°F
Driest month:	June	12mm 0.5ins
Sunniest month:	June	13.1hrs
Coldest month:	January	5.2°C 41.4°F
Wettest month:	August	73mm 2.9ins

Map showing location of Flagstaff (35.19807, -111.65127)