Best year time to visit Thornbury

General weather information about Thornbury

Average annual temperature is 9.1 °C

Absolute maximum temperature: 31.2 °C

Absolute minimum temperature: -21.1 °C

Number of sunny days: 127 days

Number of rainy days: 180 days

Number of snow days: 58 days

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

Thornbury air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)7.711.010.927.628.828.630.427.631.228.414.212.9
Average daytime temperature (°C)1.02.23.313.517.322.624.922.821.115.26.84.7
Average temperature (°C)-1.4-2.8-0.48.012.318.220.918.917.212.13.72.1
Average night temperature (°C)-3.4-6.6-3.73.87.814.317.615.914.09.70.90.1
Absolute minimum temperature (°C)-11.0-21.1-10.8-4.50.810.513.811.66.20.6-4.7-5.9

Thornbury monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.411.913.514.815.515.214.012.511.09.68.9
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)2.24.86.38.311.411.511.710.19.55.34.72.7
Precipitation (mm)10384969947100121121541185267
Sunny days56101121168918986
Rainy days1276171014232212211719
Snow days141515200000156

Thornbury - weather forecast by months

Thornbury weather in januaryThornbury weather in februaryThornbury weather in marchThornbury weather in aprilThornbury weather in mayThornbury weather in juneThornbury weather in julyThornbury weather in augustThornbury weather in septemberThornbury weather in octoberThornbury weather in novemberThornbury weather in december

Best time to visit Thornbury:

The best time to visit Thornbury during the most sunny months:

  • May — 11.4(h)
  • June — 11.5(h)
  • July — 11.7(h)
  • August — 10.1(h)
  • September — 9.5(h)

Months with the longest average daylight duration in Thornbury:

  • June — 15.5(h)

The largest precipitation sum in Thornbury is at

  • July — 121(mm)
  • August — 121(mm)
  • October — 118(mm)

    • Weather forecast in the closest to Thornbury admin centers

    Weather forecast in the closest towns to Thornbury

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    Frequently asked questions

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