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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Fort St John, BC
Exceptional El Niño dominates this fall
Content continues below
September
Average Temperature
High
16°
Feels 16
Low
5°
Feels 3
Average Precipitation
9 Days
Rain amount
36.4mm
Snow amount
1cm
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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
18
19
20
21°
21
19°
22
16°
23
15°
24
14°
25
12°
26
14°
27
14°
28
14°
29
12°
30
12°
Forecast
Sunday, September 20, 2026
Day
21°
Feels 21
Wind
30 km/h SE
Gust
45 km/h
Humidity
35%
P.O.P
20%
Night
7°
Feels 5
Wind
28 km/h SW
Gust
42 km/h
Humidity
81%
P.O.P
10%
Historical Averages
Sep 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.