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Monthly Historical Averages
New Westminster, BC
B.C.'s 2026 Fall Forecast
Content continues below
September
Average Temperature
High
20°
Feels 20
Low
11°
Feels 11
Average Precipitation
9 Days
Rain amount
53.1mm
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
22°
10
19°
11
19°
12
21°
13
19°
14
19°
15
20°
16
21°
17
22°
18
24°
19
22°
20
21°
21
20°
22
20°
23
21°
24
25
26
27
28
29
30
Forecast
Wednesday, September 9, 2026
Day
22°
Feels 24
Wind
7 km/h W
Gust
11 km/h
Humidity
57%
P.O.P
30%
Night
14°
Feels 14
Wind
6 km/h SW
Gust
9 km/h
Humidity
94%
P.O.P
30%
Historical Averages
Sep 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.