Orillia September Weather
Typical Orillia September Weather
1991–2020
|
| Average daily high |
20.7 °C |
| Average daily low |
11.0 °C |
| Average monthly precipitation |
8.4 cm |
| Average monthly snow |
none |
| Daily chance of precipitation |
38.4% |
| 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 |
23.2 |
13.4 |
34.4 |
3.3 |
| September 2 |
23.1 |
13.2 |
33.3 |
2.2 |
| September 3 |
23.0 |
13.2 |
32.8 |
2.2 |
| September 4 |
22.9 |
13.0 |
32.2 |
1.1 |
| September 5 |
22.7 |
12.8 |
32.5 |
3.3 |
| September 6 |
22.6 |
12.7 |
32.5 |
3.3 |
| September 7 |
22.5 |
12.6 |
32.0 |
3.9 |
| September 8 |
22.4 |
12.4 |
32.8 |
0.0 |
| September 9 |
22.2 |
12.3 |
34.0 |
0.6 |
| September 10 |
22.0 |
12.0 |
33.5 |
-0.6 |
| September 11 |
21.8 |
11.8 |
33.9 |
2.8 |
| September 12 |
21.6 |
11.6 |
33.0 |
1.1 |
| September 13 |
21.4 |
11.5 |
32.2 |
-1.1 |
| September 14 |
21.2 |
11.4 |
32.2 |
-1.1 |
| September 15 |
20.9 |
11.1 |
33.9 |
0.0 |
| September 16 |
20.6 |
10.9 |
31.0 |
-1.1 |
| September 17 |
20.4 |
10.7 |
30.6 |
-2.2 |
| September 18 |
20.2 |
10.5 |
33.9 |
0.6 |
| September 19 |
20.0 |
10.3 |
30.0 |
-1.1 |
| September 20 |
19.7 |
10.2 |
30.6 |
-2.8 |
| September 21 |
19.4 |
9.9 |
30.6 |
-0.6 |
| September 22 |
19.1 |
9.7 |
31.7 |
-4.4 |
| September 23 |
18.9 |
9.5 |
30.0 |
-1.1 |
| September 24 |
18.7 |
9.3 |
31.5 |
-1.1 |
| September 25 |
18.5 |
9.1 |
31.1 |
-1.1 |
| September 26 |
18.3 |
8.9 |
29.0 |
-1.7 |
| September 27 |
18.0 |
8.7 |
27.8 |
-2.2 |
| September 28 |
17.8 |
8.5 |
28.0 |
-3.0 |
| September 29 |
17.5 |
8.2 |
26.1 |
-1.7 |
| September 30 |
17.3 |
8.0 |
26.7 |
-2.8 |