Average data for 10 years
1 September
Monday
+20°
+10°
2 September
Tuesday
+20°
+10°
3 September
Wednesday
+20°
+10°
4 September
Thursday
+20°
+10°
5 September
Friday
+19°
+10°
6 September
Saturday
+19°
+10°
7 September
Sunday
+20°
+10°
8 September
Monday
+19°
+10°
9 September
Tuesday
+19°
+10°
10 September
Wednesday
+20°
+9°
11 September
Thursday
+20°
+9°
12 September
Friday
+20°
+9°
13 September
Saturday
+20°
+9°
14 September
Sunday
+19°
+9°
15 September
Monday
+18°
+9°
16 September
Tuesday
+17°
+9°
17 September
Wednesday
+17°
+9°
18 September
Thursday
+16°
+9°
19 September
Friday
+16°
+9°
20 September
Saturday
+17°
+8°
21 September
Sunday
+17°
+7°
22 September
Monday
+18°
+8°
23 September
Tuesday
+17°
+8°
24 September
Wednesday
+17°
+8°
25 September
Thursday
+17°
+9°
26 September
Friday
+17°
+8°
27 September
Saturday
+17°
+7°
28 September
Sunday
+17°
+7°
29 September
Monday
+16°
+8°
30 September
Tuesday
+15°
+7°
Cities near you
Canada
Vancouver
United States
Seattle
United States
Portland
Canada
Victoria
United States
Tacoma
Cities with similar weather in September
Belarus
Gomel
Belarus
Brest
Belarus
Grodno
Belarus
Bobruisk
Germany
Hamburg
In September, the weather in Chilliwack is typically warm. Average daily high temperature in September is about 18 degrees above zero. On average, Chilliwack has 12 rainy, 9 sunny, 7 partly cloudy, and 2 cloudy days in September. The rains are usually heavy.