Weather by months in Oshawa
January
February
March
April
May
June
July
August
September
October
November
December
13ºC
Avg. daily temperature
20ºC
High
-1ºC
Low
70 mm
Total precipitation
70%
Avg. humidity
5m/s
Avg. wind
8 
Sunny days
12 
Cloudy days
5 
Rainy days
Air temperature
October
The temperature is between 5 and 12 degrees Celsius.
Low5º12ºHigh
1.10The temperature is between 6 and 13 degrees Celsius.
Low6º13ºHigh
4.10The temperature is between 7 and 14 degrees Celsius.
Low7º14ºHigh
7.10The temperature is between 8 and 15 degrees Celsius.
Low8º15ºHigh
10.10The temperature is between 7 and 14 degrees Celsius.
Low7º14ºHigh
13.10The temperature is between 6 and 13 degrees Celsius.
Low6º13ºHigh
16.10The temperature is between 5 and 12 degrees Celsius.
Low5º12ºHigh
18.10The temperature is between 4 and 11 degrees Celsius.
Low4º11ºHigh
20.10The temperature is between 5 and 12 degrees Celsius.
Low5º12ºHigh
22.10The temperature is between 6 and 13 degrees Celsius.
Low6º13ºHigh
24.10The temperature is between 5 and 12 degrees Celsius.
Low5º12ºHigh
26.10The temperature is between 4 and 11 degrees Celsius.
Low4º11ºHigh
28.10In Oshawa, October experiences a maximum daytime temperature of around 20ºC and a minimum nighttime temperature of -1ºC. The average daily high is about 13ºC, while the average nightly low hovers around 4ºC. Perfect for fall activities, visit local pumpkin patches or embark on a scenic drive to enjoy the vibrant autumn foliage.





