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The temperatures in Buffalo in May are quite cold with temperatures between 9°C and 19°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Buffalo. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Buffalo can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Buffalo in May 2025.
If you’re planning to visit Buffalo in the near future, we highly recommend that you review the 14 day weather forecast for Buffalo before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -7° | 6 | 4 | 22 | 107 mm | Awful | Buffalo in January |
| February | -1° / -7° | 7 | 2 | 21 | 115 mm | Awful | Buffalo in February |
| March | 5° / -3° | 10 | 8 | 14 | 116 mm | Awful | Buffalo in March |
| April | 11° / 3° | 10 | 14 | 7 | 136 mm | Awful | Buffalo in April |
| May | 19° / 9° | 9 | 22 | 1 | 140 mm | Ok | Buffalo in May |
| June | 23° / 14° | 8 | 22 | 0 | 154 mm | Good | Buffalo in June |
| July | 26° / 17° | 8 | 23 | 0 | 141 mm | Good | Buffalo in July |
| August | 26° / 17° | 6 | 25 | 0 | 133 mm | Perfect | Buffalo in August |
| September | 22° / 13° | 6 | 24 | 0 | 109 mm | Good | Buffalo in September |
| October | 15° / 8° | 10 | 20 | 1 | 140 mm | Ok | Buffalo in October |
| November | 7° / 2° | 9 | 11 | 10 | 107 mm | Awful | Buffalo in November |
| December | 2° / -2° | 8 | 6 | 19 | 126 mm | Awful | Buffalo in December |