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Weather & Climate

Fort Smith, Northwest Territories, Canada

Overview

Climate data and monthly weather averages for Fort Smith.

Key Metrics

Annual Avg
-3.3°C
Summer Avg
15.9°C
Winter Avg
-23.3°C
Record High
34.7°C
Record Low
-52.2°C
Annual Precipitation
454.6 mm
Avg Humidity
84%
Summer Humidity
69%
Winter Humidity
95%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan0.6°-25°-49.6°22.695%1437.3
Feb0.8°-22.2°-47.9°15.195%3828.2
Mar0.9°-14.5°-43.9°22.995%9428
Apr21.6°-3.1°-32.2°28.589%14724.2
May27.3°7.9°-19.4°44.971%17823.2
Jun31.9°15°-1.9°54.968%18121.8
Jul34.7°17.6°3.3°69.167%16620.3
Aug33.9°15°-0.6°67.671%12819.3
Sep27.4°8.2°-5.4°48.678%7921.3
Oct20.4°-1.1°-17.9°34.187%3623
Nov-14.3°-43.9°25.295%1228.8
Dec0.1°-22.6°-52.2°21.195%724.7

Frequently Asked Questions

Sources: NASA POWER · Last updated: 2025

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