Best year time to visit Orillia

General weather information about Orillia

Average annual temperature is 11.3 °C

Absolute maximum temperature: 33.9 °C

Absolute minimum temperature: -5.8 °C

Number of sunny days: 157 days

Number of rainy days: 206 days

Number of snow days: 2 days

Look at detailed online map of Orillia

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

Orillia air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.814.017.123.129.529.330.633.926.525.315.614.6
Average daytime temperature (°C)8.57.910.712.520.922.727.127.421.616.410.410.2
Average temperature (°C)5.44.15.67.814.816.019.920.715.611.66.77.1
Average night temperature (°C)3.11.32.04.69.911.013.915.511.98.44.04.7
Absolute minimum temperature (°C)-5.7-5.8-2.60.86.97.812.012.27.6-1.3-2.40.0

Orillia monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)8.910.311.913.615.115.915.514.212.610.99.38.5
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)3.74.87.16.610.611.313.011.37.96.55.33.0
Precipitation (mm)112801021942945749119104167268
Sunny days41085171925201314139
Rainy days26172325141161117171722
Snow days110000000000

Orillia - weather forecast by months

Orillia weather in januaryOrillia weather in februaryOrillia weather in marchOrillia weather in aprilOrillia weather in mayOrillia weather in juneOrillia weather in julyOrillia weather in augustOrillia weather in septemberOrillia weather in octoberOrillia weather in novemberOrillia weather in december

Best time to visit Orillia:

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

  • May — 10.6(h)
  • June — 11.3(h)
  • July — 13.0(h)
  • August — 11.3(h)

Months with the longest average daylight duration in Orillia:

  • June — 15.9(h)
  • July — 15.5(h)

The largest precipitation sum in Orillia is at

  • April — 194(mm)
  • November — 167(mm)
  • December — 268(mm)

    • Weather forecast in the closest to Orillia admin centers

    Weather forecast in the closest towns to Orillia

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    Frequently asked questions

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