Click on a day for an hourly weather forecast
The temperatures in Parry Sound in August are comfortable with low of 15°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in Parry Sound 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 Parry Sound in August 2025.
If you’re planning to visit Parry Sound in the near future, we highly recommend that you review the 14 day weather forecast for Parry Sound before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -6° / -12° | 4 | 4 | 24 | 100 mm | Awful | Parry Sound in January |
| February | -5° / -12° | 4 | 3 | 22 | 80 mm | Awful | Parry Sound in February |
| March | 1° / -6° | 7 | 8 | 16 | 88 mm | Awful | Parry Sound in March |
| April | 7° / 0° | 9 | 13 | 8 | 136 mm | Awful | Parry Sound in April |
| May | 15° / 6° | 7 | 23 | 1 | 106 mm | Ok | Parry Sound in May |
| June | 19° / 10° | 6 | 24 | 0 | 115 mm | Good | Parry Sound in June |
| July | 23° / 15° | 5 | 26 | 0 | 91 mm | Perfect | Parry Sound in July |
| August | 23° / 15° | 7 | 24 | 0 | 139 mm | Good | Parry Sound in August |
| September | 19° / 11° | 6 | 24 | 0 | 110 mm | Good | Parry Sound in September |
| October | 12° / 6° | 9 | 19 | 2 | 147 mm | Awful | Parry Sound in October |
| November | 5° / 0° | 8 | 10 | 12 | 128 mm | Awful | Parry Sound in November |
| December | -1° / -6° | 6 | 4 | 22 | 106 mm | Awful | Parry Sound in December |