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Climate & Weather Averages in Grand Forks, British Columbia, Canada

Currently: 55 °F. Cool. (Weather station: Castlegar Airport, Canada). See more current weather

Annual Weather Averages in Castlegar Airport

Castlegar Airport is 41 miles from Grand Forks, so the actual climate in Grand Forks can vary a bit.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Grand Forks

High Temp: 85 °F

Low Temp: 26 °F

Mean Temp: 48 °F

Precipitation: 2.42"

Humidity: 67%

Dew Point: 37 °F

Wind: 10 mph

Pressure: 30.03 "Hg

Visibility: 13 mi

January Climate & Weather Averages in Grand Forks

High Temp: 34 °F

Low Temp: 26 °F

Mean Temp: 30 °F

Precipitation: 3.24"

Humidity: 84%

Dew Point: 26 °F

Wind: 9 mph

Pressure: 30.17 "Hg

Visibility: 11 mi

February Climate & Weather Averages in Grand Forks

High Temp: 38 °F

Low Temp: 26 °F

Mean Temp: 32 °F

Precipitation: 1.94"

Humidity: 76%

Dew Point: 25 °F

Wind: 9 mph

Pressure: 30.11 "Hg

Visibility: 12 mi

March Climate & Weather Averages in Grand Forks

High Temp: 49 °F

Low Temp: 31 °F

Mean Temp: 40 °F

Precipitation: 2.65"

Humidity: 68%

Dew Point: 29 °F

Wind: 10 mph

Pressure: 30.04 "Hg

Visibility: 13 mi

April Climate & Weather Averages in Grand Forks

High Temp: 59 °F

Low Temp: 36 °F

Mean Temp: 48 °F

Precipitation: 2.15"

Humidity: 58%

Dew Point: 33 °F

Wind: 11 mph

Pressure: 29.99 "Hg

Visibility: 14 mi

May Climate & Weather Averages in Grand Forks

High Temp: 69 °F

Low Temp: 44 °F

Mean Temp: 57 °F

Precipitation: 2.52"

Humidity: 55%

Dew Point: 41 °F

Wind: 11 mph

Pressure: 29.95 "Hg

Visibility: 15 mi

June Climate & Weather Averages in Grand Forks

High Temp: 75 °F

Low Temp: 50 °F

Mean Temp: 63 °F

Precipitation: 2.90"

Humidity: 57%

Dew Point: 48 °F

Wind: 11 mph

Pressure: 29.92 "Hg

Visibility: 15 mi

July Climate & Weather Averages in Grand Forks

High Temp: 85 °F

Low Temp: 55 °F

Mean Temp: 70 °F

Precipitation: 1.46"

Humidity: 49%

Dew Point: 50 °F

Wind: 11 mph

Pressure: 29.94 "Hg

Visibility: 15 mi

August Climate & Weather Averages in Grand Forks

High Temp: 85 °F

Low Temp: 53 °F

Mean Temp: 69 °F

Precipitation: 0.99"

Humidity: 48%

Dew Point: 49 °F

Wind: 10 mph

Pressure: 29.94 "Hg

Visibility: 15 mi

September Climate & Weather Averages in Grand Forks

High Temp: 72 °F

Low Temp: 46 °F

Mean Temp: 59 °F

Precipitation: 1.56"

Humidity: 60%

Dew Point: 45 °F

Wind: 9 mph

Pressure: 30.00 "Hg

Visibility: 14 mi

October Climate & Weather Averages in Grand Forks

High Temp: 55 °F

Low Temp: 38 °F

Mean Temp: 47 °F

Precipitation: 2.45"

Humidity: 75%

Dew Point: 39 °F

Wind: 9 mph

Pressure: 30.08 "Hg

Visibility: 13 mi

November Climate & Weather Averages in Grand Forks

High Temp: 41 °F

Low Temp: 32 °F

Mean Temp: 37 °F

Precipitation: 3.47"

Humidity: 83%

Dew Point: 32 °F

Wind: 8 mph

Pressure: 30.12 "Hg

Visibility: 11 mi

December Climate & Weather Averages in Grand Forks

High Temp: 33 °F

Low Temp: 26 °F

Mean Temp: 29 °F

Precipitation: 3.71"

Humidity: 84%

Dew Point: 25 °F

Wind: 9 mph

Pressure: 30.16 "Hg

Visibility: 11 mi

Quick Climate Info

Hottest MonthJuly (70 °F avg)
Coldest MonthDecember (29 °F avg)
Wettest MonthDecember (3.71" avg)
Windiest MonthJune (11 mph avg)
Annual precip.29.06" (per year)

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