Oshawa September Weather
Averages and records for weather in
Oshawa, Ontario in the month of September.
Typical Oshawa September Weather
1991–2020
|
| Average daily high |
21.0 °C |
| Average daily low |
11.4 °C |
| Average monthly precipitation |
8.0 cm |
| Average monthly snow |
none |
| Daily chance of precipitation |
35.1% |
| Daily chance of snow |
0% |
Note: Daily averages are a moving average which includes 14 days before and after
| Day |
Average (°C) |
Record (°C) |
| High |
Low |
High |
Low |
| September 1 |
23.3 |
13.8 |
33.3 |
1.1 |
| September 2 |
23.2 |
13.6 |
32.8 |
2.2 |
| September 3 |
23.1 |
13.5 |
31.1 |
0.0 |
| September 4 |
23.0 |
13.4 |
32.2 |
1.1 |
| September 5 |
22.8 |
13.2 |
31.7 |
4.4 |
| September 6 |
22.7 |
13.1 |
30.4 |
1.7 |
| September 7 |
22.6 |
12.9 |
31.6 |
3.9 |
| September 8 |
22.4 |
12.8 |
30.2 |
2.8 |
| September 9 |
22.3 |
12.6 |
29.5 |
2.2 |
| September 10 |
22.1 |
12.4 |
31.5 |
0.6 |
| September 11 |
21.9 |
12.2 |
31.1 |
2.8 |
| September 12 |
21.7 |
12.0 |
27.0 |
1.1 |
| September 13 |
21.5 |
11.8 |
27.5 |
2.2 |
| September 14 |
21.4 |
11.7 |
28.9 |
0.0 |
| September 15 |
21.1 |
11.5 |
28.3 |
3.3 |
| September 16 |
20.9 |
11.3 |
28.4 |
3.3 |
| September 17 |
20.7 |
11.1 |
28.3 |
2.1 |
| September 18 |
20.5 |
10.9 |
27.8 |
1.1 |
| September 19 |
20.2 |
10.7 |
28.3 |
0.2 |
| September 20 |
20.0 |
10.6 |
27.2 |
-1.1 |
| September 21 |
19.7 |
10.3 |
29.5 |
0.0 |
| September 22 |
19.5 |
10.1 |
28.9 |
0.0 |
| September 23 |
19.3 |
9.9 |
29.5 |
-1.1 |
| September 24 |
19.1 |
9.6 |
31.6 |
-2.2 |
| September 25 |
18.9 |
9.4 |
30.8 |
-2.8 |
| September 26 |
18.7 |
9.3 |
29.6 |
-3.9 |
| September 27 |
18.5 |
9.1 |
29.1 |
-2.2 |
| September 28 |
18.2 |
8.9 |
26.7 |
-1.1 |
| September 29 |
18.0 |
8.6 |
25.0 |
-1.7 |
| September 30 |
17.8 |
8.4 |
25.6 |
-2.2 |