Best year time to visit Thornhill

General weather information about Thornhill

Average annual temperature is 15.1 °C

Absolute maximum temperature: 38.3 °C

Absolute minimum temperature: -8.7 °C

Number of sunny days: 206 days

Number of rainy days: 157 days

Number of snow days: 2 days

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* Weather data for Thornhill United States is based on climate observations for 2026 year

Thornhill air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.825.427.631.230.832.138.336.036.428.626.619.2
Average daytime temperature (°C)11.314.015.223.323.627.933.631.427.222.014.511.6
Average temperature (°C)6.48.08.616.017.221.526.525.021.315.78.36.0
Average night temperature (°C)2.73.23.49.711.715.921.019.916.510.73.52.1
Absolute minimum temperature (°C)-3.0-8.7-3.81.75.612.018.315.910.14.2-5.6-4.1

Thornhill monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.910.812.013.214.214.814.513.612.411.210.19.6
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.76.98.19.710.410.712.311.09.08.87.95.8
Precipitation (mm)687135108579387381012758147
Sunny days141516221415111718202519
Rainy days1612158171520141211512
Snow days110000000000

Thornhill - weather forecast by months

Thornhill weather in januaryThornhill weather in februaryThornhill weather in marchThornhill weather in aprilThornhill weather in mayThornhill weather in juneThornhill weather in julyThornhill weather in augustThornhill weather in septemberThornhill weather in octoberThornhill weather in novemberThornhill weather in december

Best time to visit Thornhill:

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

  • July — 12.3(h)

The largest precipitation sum in Thornhill is at

  • April — 108(mm)
  • September — 101(mm)
  • December — 147(mm)

    • Weather forecast in the closest to Thornhill admin centers

    Weather forecast in the closest towns to Thornhill

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    Frequently asked questions

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