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The weather in Flagstaff in March is very cold with temperatures between 1°C and 11°C, warm clothes are a must.
Flagstaff is going to be cold and wet in the month of March. Expect low temperatures and a few days of rain, so be sure to bundle up to avoid catching a cold.
You can expect a few days of snow in Flagstaff during March. It’s important to get out your snow boots and warm mittens to stay warm while you explore Flagstaff.
Our weather forecast can give you a great sense of what weather to expect in Flagstaff in March 2025.
If you’re planning to visit Flagstaff in the near future, we highly recommend that you review the 14 day weather forecast for Flagstaff before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / -3° | 3 | 20 | 8 | 49 mm | Awful | Flagstaff in January |
| February | 7° / -2° | 2 | 19 | 7 | 47 mm | Bad | Flagstaff in February |
| March | 11° / 1° | 2 | 23 | 6 | 43 mm | Bad | Flagstaff in March |
| April | 16° / 4° | 2 | 25 | 3 | 22 mm | Ok | Flagstaff in April |
| May | 20° / 7° | 3 | 27 | 1 | 24 mm | Good | Flagstaff in May |
| June | 27° / 13° | 1 | 29 | 0 | 15 mm | Perfect | Flagstaff in June |
| July | 28° / 16° | 9 | 22 | 0 | 178 mm | Good | Flagstaff in July |
| August | 27° / 16° | 6 | 25 | 0 | 127 mm | Perfect | Flagstaff in August |
| September | 24° / 13° | 4 | 26 | 0 | 56 mm | Perfect | Flagstaff in September |
| October | 18° / 6° | 3 | 28 | 1 | 30 mm | Good | Flagstaff in October |
| November | 12° / 1° | 2 | 25 | 4 | 36 mm | Bad | Flagstaff in November |
| December | 6° / -3° | 3 | 19 | 9 | 57 mm | Awful | Flagstaff in December |