Click on a day for an hourly weather forecast
The temperatures in North Bay in August are comfortable with low of 12°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in North Bay during the month of August. 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 North Bay in August 2025.
If you’re planning to visit North Bay in the near future, we highly recommend that you review the 14 day weather forecast for North Bay before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -8° / -16° | 3 | 3 | 26 | 100 mm | Awful | North Bay in January |
| February | -7° / -16° | 3 | 2 | 24 | 99 mm | Awful | North Bay in February |
| March | -1° / -9° | 7 | 5 | 21 | 113 mm | Awful | North Bay in March |
| April | 6° / -2° | 10 | 8 | 13 | 159 mm | Awful | North Bay in April |
| May | 16° / 5° | 7 | 22 | 2 | 107 mm | Bad | North Bay in May |
| June | 21° / 9° | 7 | 23 | 0 | 92 mm | Ok | North Bay in June |
| July | 24° / 13° | 6 | 25 | 0 | 99 mm | Perfect | North Bay in July |
| August | 23° / 12° | 7 | 24 | 0 | 122 mm | Good | North Bay in August |
| September | 19° / 9° | 7 | 23 | 0 | 104 mm | Ok | North Bay in September |
| October | 11° / 4° | 10 | 17 | 5 | 135 mm | Awful | North Bay in October |
| November | 3° / -3° | 8 | 8 | 15 | 120 mm | Awful | North Bay in November |
| December | -4° / -10° | 6 | 3 | 23 | 104 mm | Awful | North Bay in December |