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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Newton, ON
Exceptional El Niño dominates this fall
Content continues below
September
Average Temperature
High
21°
Feels 21
Low
11°
Feels 10
Average Precipitation
9 Days
Rain amount
48.2mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
22°
18
20°
19
17°
20
20°
21
16°
22
16°
23
15°
24
16°
25
19°
26
18°
27
17°
28
18°
29
18°
30
18°
Forecast
Thursday, September 17, 2026
Day
22°
Feels 24
Wind
12 km/h NE
Gust
18 km/h
Humidity
53%
P.O.P
30%
Rain
<1 mm
Night
11°
Feels 9
Wind
15 km/h N
Gust
25 km/h
Humidity
94%
P.O.P
30%
Historical Averages
Sep 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.