Weather in Les Dalles in August

General weather information about Les Dalles

Average annual temperature is 7.3 °C

Absolute maximum temperature: 32.5 °C

Absolute minimum temperature: -31.5 °C

Number of sunny days: 137 days

Number of rainy days: 169 days

Number of snow days: 59 days

Look at detailed online map of Les Dalles

* Weather data for Les Dalles Canada is based on climate observations for 2026 year

Les Dalles air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.98.49.323.931.031.631.627.132.527.012.78.1
Average daytime temperature (°C)-1.8-2.53.412.619.423.426.423.922.815.84.10.8
Average temperature (°C)-6.0-8.4-1.45.912.918.221.318.717.311.8-0.3-3.0
Average night temperature (°C)-10.3-13.5-5.80.46.613.517.014.413.08.5-3.8-6.8
Absolute minimum temperature (°C)-20.5-31.5-14.1-12.2-0.58.011.510.27.2-2.1-14.0-21.6

Les Dalles monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.110.411.913.615.015.715.314.112.510.99.58.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)3.35.56.48.210.910.010.110.09.75.65.33.3
Precipitation (mm)9976641191211561501645417062114
Sunny days9412131993719131316
Rainy days378171121282411181011
Snow days191711010000074

Les Dalles - weather forecast by months

Les Dalles weather in januaryLes Dalles weather in februaryLes Dalles weather in marchLes Dalles weather in aprilLes Dalles weather in mayLes Dalles weather in juneLes Dalles weather in julyLes Dalles weather in augustLes Dalles weather in septemberLes Dalles weather in octoberLes Dalles weather in novemberLes Dalles weather in december

Best time to visit Les Dalles:

The best time to visit Les Dalles during the most sunny months:

  • May — 10.9(h)
  • June — 10.0(h)
  • July — 10.1(h)
  • August — 10.0(h)
  • September — 9.7(h)

Months with the longest average daylight duration in Les Dalles:

  • June — 15.7(h)
  • July — 15.3(h)

The largest precipitation sum in Les Dalles is at

  • June — 156(mm)
  • July — 150(mm)
  • August — 164(mm)
  • October — 170(mm)

    • Weather forecast in the closest to Les Dalles admin centers

    Weather forecast in the closest towns to Les Dalles

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    Frequently asked questions

    When is the best time to visit Les Dalles?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Les Dalles.
    What is the weather like in Les Dalles?
    See average temperature, rainfall and daylight hours for Les Dalles by month in the table above.
    How many sunny days does Les Dalles have?
    The monthly weather statistics above show sunshine and rainfall patterns for Les Dalles throughout the year.