Weather in October 2025

Oshawa weather in October 2025

The temperatures in Oshawa in October are quite cold with temperatures between 8°C and 14°C, warm clothes are a must.

You can expect rain for roughly half of the month of October in Oshawa. 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.

Please note that Oshawa can expect a few days of snow in October.

Our weather forecast can give you a great sense of what weather to expect in Oshawa in October 2025.

If you’re planning to visit Oshawa in the near future, we highly recommend that you review the 14 day weather forecast for Oshawa before you arrive.

Temperatures
Temperatures
14° / 8°
Rainy Days
Rainy Days
8
Snowy Days
Snowy Days
1
Dry Days
Dry Days
22
Rainfall
Rainfall
126
mm
8.4
Sun Hours
8.4
Hrs

Oshawa annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -3° / -9° 7 5 19 94 mm
Awful
February -3° / -8° 6 5 17 85 mm
Awful
March 3° / -3° 7 13 11 92 mm
Awful
April 9° / 2° 9 16 5 129 mm
Awful
May 16° / 8° 7 24 0 134 mm
Ok
June 21° / 13° 8 22 0 154 mm
Ok
July 25° / 17° 8 23 0 160 mm
Good
August 24° / 17° 7 24 0 154 mm
Good
September 21° / 14° 6 24 0 117 mm
Good
October 14° / 8° 8 22 1 126 mm
Ok
November 7° / 2° 8 15 7 81 mm
Awful
December 1° / -3° 9 8 14 87 mm
Awful
Temperatures in Oshawa in October
Rain in Oshawa in October

Recommended Hotels in Oshawa

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Weather in Oshawa in October - FAQ

What is the average temperature in Oshawa in October?
The average temperature in Oshawa in October is 8/14° C.
What is the chance of rain in Oshawa in October?
On average, there are 8 rainy days in Oshawa during October.
Weather wise, is October a good time to visit Oshawa?
The weather in Oshawa in October is ok.
Can it snow in Oshawa in October?
On average, there are 1 snowy days in Oshawa in October.
More about the weather in Oshawa