Click on a day for an hourly weather forecast
The temperatures in Fort Mcmurray in September are quite cold with temperatures between 6°C and 15°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Fort Mcmurray during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Fort Mcmurray can expect a few days of snow in September.
Our weather forecast can give you a great sense of what weather to expect in Fort Mcmurray in September 2025.
If you’re planning to visit Fort Mcmurray in the near future, we highly recommend that you review the 14 day weather forecast for Fort Mcmurray before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -12° / -20° | 3 | 8 | 20 | 32 mm | Awful | Fort Mcmurray in January |
| February | -11° / -20° | 1 | 7 | 20 | 26 mm | Awful | Fort Mcmurray in February |
| March | -4° / -12° | 4 | 5 | 23 | 41 mm | Awful | Fort Mcmurray in March |
| April | 5° / -4° | 6 | 9 | 16 | 58 mm | Awful | Fort Mcmurray in April |
| May | 16° / 4° | 5 | 24 | 3 | 58 mm | Ok | Fort Mcmurray in May |
| June | 21° / 10° | 7 | 23 | 0 | 116 mm | Ok | Fort Mcmurray in June |
| July | 23° / 12° | 7 | 24 | 0 | 104 mm | Good | Fort Mcmurray in July |
| August | 22° / 10° | 5 | 26 | 0 | 75 mm | Good | Fort Mcmurray in August |
| September | 15° / 6° | 5 | 24 | 1 | 70 mm | Good | Fort Mcmurray in September |
| October | 6° / -1° | 5 | 16 | 10 | 53 mm | Awful | Fort Mcmurray in October |
| November | -5° / -11° | 3 | 10 | 17 | 29 mm | Awful | Fort Mcmurray in November |
| December | -12° / -18° | 2 | 10 | 19 | 30 mm | Awful | Fort Mcmurray in December |