Click on a day for an hourly weather forecast
The temperatures in Jasper in May are comfortable with low of 14°C and and high up to 23°C.
You can expect rain for roughly half of the month of May in Jasper. 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.
Our weather forecast can give you a great sense of what weather to expect in Jasper in May 2025.
If you’re planning to visit Jasper in the near future, we highly recommend that you review the 14 day weather forecast for Jasper before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -4° | 6 | 17 | 8 | 71 mm | Awful | Jasper in January |
| February | 6° / -2° | 6 | 14 | 9 | 101 mm | Awful | Jasper in February |
| March | 12° / 4° | 7 | 21 | 4 | 98 mm | Awful | Jasper in March |
| April | 18° / 8° | 8 | 22 | 1 | 152 mm | Ok | Jasper in April |
| May | 23° / 14° | 8 | 23 | 0 | 132 mm | Good | Jasper in May |
| June | 28° / 18° | 6 | 24 | 0 | 115 mm | Perfect | Jasper in June |
| July | 30° / 20° | 7 | 24 | 0 | 114 mm | Ok | Jasper in July |
| August | 29° / 19° | 6 | 25 | 0 | 93 mm | Good | Jasper in August |
| September | 26° / 16° | 4 | 26 | 0 | 68 mm | Perfect | Jasper in September |
| October | 19° / 10° | 5 | 26 | 0 | 82 mm | Good | Jasper in October |
| November | 12° / 4° | 5 | 23 | 2 | 84 mm | Bad | Jasper in November |
| December | 7° / 0° | 6 | 20 | 5 | 82 mm | Bad | Jasper in December |