Grande Prairie weather in August 2026

Expect daytime maximum temperatures of 70°F in Grande Prairie, Alberta in August based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 2.5 inches of rainfall in the month.

  • 70°F maximum daytime temperature in August in Grande Prairie70
    70°F max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in August in Grande Prairie11
    11 days with some rainfall
  • 46°F minimum night-time temperature in August in Grande Prairie46
    46°F min night temperature
  • 15 hours of daylight per day in August in Grande Prairie15
    15 hours of daylight per day
  • No heat & humidity in August in Grande Prairie0
    No heat & humidity
  • 2.5 inches monthly rainfall in August in Grande Prairie2.5
    2.5 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Grande Prairie5
    5 (Moderate) UV index

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The August weather guide for Alberta (Grande Prairie) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Grande Prairie in August?

Daytime temperatures usually reach 72°F in Grande Prairie in August, falling to 46°F at night.

How sunny is it in Grande Prairie in August?

There are normally 9 hours of bright sunshine each day in Grande Prairie in August - that's 62% of daylight hours.

Does it rain in Grande Prairie in August?

There are usually 9 days with some rain in Grande Prairie in August and the average monthly rainfall is 1.9 inches.

Grande Prairie August sunrise & sunset times

Browse the sunrise and sunset times for Grande Prairie in August 2026. Select a month to view Grande Prairie sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st August 2026 05:04 20:58
Sunday, 16th August 2026 05:31 20:26
Monday, 31st August 2026 06:00 19:50

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