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Park climate1991–2020 climate normals945 m source elevationNASA POWER

Long-term normals for temperature, precipitation, humidity, and daylight cycles

Great Glacier Provincial Park Monthly Climate Averages and Atmospheric Data Profiles

Detailed monthly climate normals for Great Glacier Provincial Park, based on a representative coordinate at 945 meters elevation. These records provide a thirty-year baseline from 1991 to 2020, covering average temperature ranges, precipitation rates, relative humidity, wind speed, and daylight hours. The data represents long-term patterns rather than current weather, reflecting the consistent atmospheric profile of this mountainous region in British Columbia.

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Annual climate pattern

Long-term monthly averages trace thermal variation and daily precipitation rates across the year.

Great Glacier Provincial Park Annual Climate Normals and Monthly Temperature Rhythms

Monthly temperature records for Great Glacier Provincial Park show average minimums dropping below freezing in winter alongside warmer summer maximums across the twelve-month cycle. NASA power climatology data from 1991 to 2020 at a representative coordinate outline corresponding average daily precipitation rates for each month.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 12.2 mm/day-30°-20°-10°0°10°20°-9°-8°-7°-3°1°5°8°8°5°-1°-6°-9°0123456789101112139.77.67.25.84.54.65.97.811.512.210.910.2JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
-1.3 °C
Warmest month
August
Coolest month
January
Wettest month
October
Twelve-month climate

Analyze long term average temperatures, precipitation rates, humidity, and calculated daylight across the calendar year

Great Glacier Provincial Park Weather by Month: Complete Twelve Month Climate Comparison

Examine average minimum, mean, and maximum temperatures alongside average daily precipitation rates for every month at a representative coordinate. Compare relative humidity, wind speed, and calculated daylight hours to understand the full annual climate cycle at this elevation.
Mean temperaturePrecipitationHumidityWind speedDaylight
January-9.1 °C-27.3° to 0.5°9.7 mm/day93.9%3.3 m/s7.2 hours
February-8.5 °C-24.4° to 0.3°7.6 mm/day93.2%3 m/s9.2 hours
March-6.7 °C-23.5° to 1.3°7.2 mm/day92.6%2.9 m/s11.5 hours
April-2.5 °C-14.5° to 3°5.8 mm/day90.2%2.4 m/s14 hours
May1 °C-7.4° to 6.8°4.5 mm/day88.7%1.9 m/s16.2 hours
June4.6 °C-1.6° to 13.4°4.6 mm/day89.3%1.7 m/s17.4 hours
July8.1 °C1.9° to 18°5.9 mm/day88.4%1.8 m/s16.8 hours
August8.2 °C2.2° to 17.4°7.8 mm/day88%1.9 m/s14.8 hours
September4.7 °C-2.2° to 12.9°11.5 mm/day90.3%2.2 m/s12.4 hours
October-0.8 °C-12.5° to 6.5°12.2 mm/day93.6%2.6 m/s9.9 hours
November-6.3 °C-22.1° to 1.4°10.9 mm/day95.1%3 m/s7.7 hours
December-8.7 °C-24.5° to 0.4°10.2 mm/day95.1%3.3 m/s6.6 hours
Calculated climate highlights

Comparing long-term monthly averages for temperature, precipitation, humidity, wind, and daylight duration.

Calculated Monthly Climate Highlights and Extremes for Great Glacier Provincial Park

These calculated monthly highlights identify the warmest, coolest, wettest, and windiest periods derived from twelve long-term climatology records at a representative coordinate. Such comparisons summarize annual climate patterns using monthly averages rather than recording individual weather events or conditions across the entire protected area.
Warmest month
August8.2 °C
Coolest month
January-9.1 °C
Wettest month
October12.2 mm/day
Driest month
May4.5 mm/day
Most humid month
November95.1%
Windiest month
January3.3 m/s
Longest daylight
June17.4 hours

Interactive climate map

Compare National Park Climate Data Through an Interactive Global Map

Visit the MoriAtlas climate map to compare long-term monthly temperature and precipitation metrics across national parks. This visual interface helps you understand seasonal variations at specific protected area coordinates to deepen your knowledge of global park geography and environmental characteristics.

Global National Park Climate Map
Other park climates

Follow standardized monthly normals across distinct protected geographies

Use Great Glacier Provincial Park climate to compare other protected parks

Great Glacier Provincial Park offers one complete monthly reference for tracing how temperature ranges and average daily precipitation differ across other protected areas. Aligned humidity, wind speed, and daylight duration widen the comparison, but the candidate set does not establish glacial similarity, equal elevation, geographic closeness, or matching conditions.
MoriAtlas Explorer

Examine the Glacial Landscape and Regional Geography of Great Glacier Provincial Park

Continue exploring the mountainous terrain of northwestern British Columbia through the MoriAtlas record for Great Glacier Provincial Park. Analyze the interaction between the active Great Glacier and the surrounding Stikine River corridor to understand how these protected lands are mapped and defined within the broader Boundary Ranges.

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Great Glacier Provincial Park Atlas

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