Monthly Historical AveragesFort Simpson, NT
Average Temperature
High
-15°
Feels -19
Low
-23°
Feels -28
Average Precipitation
2 Days
0mm
9.7cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 31, 2025
Day
-23°Feels -30
Wind
11 km/h E
Gust
20 km/h
Humidity
71%
P.O.P
70%
Snow
1-3 cm
Night
-27°Feels -35
Wind
7 km/h E
Gust
11 km/h
Humidity
83%
P.O.P
30%
Historical AveragesDec 31
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity