Click on a day for an hourly weather forecast
The temperatures in Sand Lake in September are quite cold with temperatures between 9°C and 22°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Sand Lake 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.
Our weather forecast can give you a great sense of what weather to expect in Sand Lake in September 2025.
If you’re planning to visit Sand Lake in the near future, we highly recommend that you review the 14 day weather forecast for Sand Lake before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -8° / -16° | 3 | 9 | 20 | 36 mm | Awful | Sand Lake in January |
| February | -6° / -15° | 3 | 8 | 18 | 48 mm | Awful | Sand Lake in February |
| March | 4° / -5° | 7 | 13 | 11 | 72 mm | Awful | Sand Lake in March |
| April | 10° / 0° | 8 | 15 | 7 | 121 mm | Awful | Sand Lake in April |
| May | 18° / 7° | 8 | 22 | 1 | 152 mm | Ok | Sand Lake in May |
| June | 24° / 12° | 8 | 22 | 0 | 202 mm | Good | Sand Lake in June |
| July | 27° / 14° | 6 | 25 | 0 | 131 mm | Perfect | Sand Lake in July |
| August | 26° / 13° | 6 | 25 | 0 | 129 mm | Perfect | Sand Lake in August |
| September | 22° / 9° | 5 | 25 | 0 | 99 mm | Good | Sand Lake in September |
| October | 13° / 3° | 7 | 22 | 3 | 98 mm | Awful | Sand Lake in October |
| November | 4° / -4° | 4 | 16 | 10 | 67 mm | Awful | Sand Lake in November |
| December | -4° / -11° | 4 | 11 | 17 | 62 mm | Awful | Sand Lake in December |