Click on a day for an hourly weather forecast
The temperatures in Portage in August are comfortable with low of 16°C and and high up to 26°C.
You can expect rain for roughly half of the month of August in Portage. 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 Portage in August 2025.
If you’re planning to visit Portage in the near future, we highly recommend that you review the 14 day weather forecast for Portage before you arrive.
Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
---|---|---|---|---|---|---|---|
January | -1° / -8° | 12 | 14 | 5 | 68 mm | Awful | Portage in January |
February | 0° / -7° | 10 | 13 | 5 | 72 mm | Awful | Portage in February |
March | 7° / -2° | 8 | 20 | 2 | 89 mm | Awful | Portage in March |
April | 13° / 3° | 9 | 19 | 2 | 126 mm | Awful | Portage in April |
May | 20° / 10° | 10 | 21 | 0 | 139 mm | Ok | Portage in May |
June | 25° / 15° | 10 | 20 | 0 | 139 mm | Good | Portage in June |
July | 27° / 17° | 9 | 22 | 0 | 104 mm | Good | Portage in July |
August | 26° / 16° | 8 | 23 | 0 | 94 mm | Good | Portage in August |
September | 23° / 13° | 8 | 22 | 0 | 86 mm | Good | Portage in September |
October | 16° / 7° | 9 | 22 | 0 | 118 mm | Ok | Portage in October |
November | 8° / 1° | 7 | 21 | 2 | 63 mm | Awful | Portage in November |
December | 2° / -3° | 11 | 17 | 3 | 68 mm | Awful | Portage in December |