For this time of the year, Oshawa is experiencing slightly cooler temperatures, gently falling below the seasonal average.
According to the long-range forecast, temperatures are expected to be 18.6 °C which is -1.6 °C lower than the historical average.
Select a month and click on a day for more information:
Thursday
Oct 1
22° / 10°
Friday
Oct 2
20° / 11°
Saturday
Oct 3
20° / 11°
Sunday
Oct 4
19° / 11°
Monday
Oct 5
19° / 12°
Tuesday
Oct 6
20° / 13°
Wednesday
Oct 7
15° / 10°
Thursday
Oct 8
14° / 8°
Friday
Oct 9
14° / 7°
Saturday
Oct 10
15° / 7°
Sunday
Oct 11
18° / 9°
Monday
Oct 12
17° / 11°
Tuesday
Oct 13
15° / 9°
Wednesday
Oct 14
14° / 8°
Thursday
Oct 15
13° / 8°
Friday
Oct 16
14° / 6°
Saturday
Oct 17
12° / 6°
Sunday
Oct 18
13° / 6°
Monday
Oct 19
15° / 8°
Tuesday
Oct 20
14° / 9°
Wednesday
Oct 21
15° / 8°
Thursday
Oct 22
13° / 7°
Friday
Oct 23
14° / 6°
Saturday
Oct 24
13° / 6°
Sunday
Oct 25
12° / 7°
Monday
Oct 26
12° / 8°
Tuesday
Oct 27
13° / 7°
Wednesday
Oct 28
11° / 4°
Thursday
Oct 29
11° / 4°
Friday
Oct 30
10° / 6°
Saturday
Oct 31
12° / 8°
Oshawa 30 days weather forecast
Check out our estimated 30 days weather forecast for Oshawa, this data is based on the average weather in Oshawa in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Oshawa next to the desired date.