Best year time to visit Ontario

General weather information about Ontario

Average annual temperature is 24.8 °C

Absolute maximum temperature: 35.8 °C

Absolute minimum temperature: 14.8 °C

Number of sunny days: 69 days

Number of rainy days: 296 days

Look at detailed online map of Ontario

* Weather data for Ontario Peru is based on climate observations for 2026 year

Ontario air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)33.832.834.332.731.832.133.233.935.835.834.534.5
Average daytime temperature (°C)29.530.030.430.830.029.831.031.532.732.931.031.5
Average temperature (°C)24.124.624.624.924.623.524.224.625.325.925.325.7
Average night temperature (°C)20.721.421.221.021.118.819.319.720.721.821.922.2
Absolute minimum temperature (°C)17.219.919.817.719.714.816.317.919.020.420.320.7

Ontario monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)12.012.012.011.011.011.011.011.012.012.012.012.0
Daylight mean duration (h)12.712.512.211.811.611.511.511.712.012.412.612.8
Daylight minimum duration (h)12.012.012.011.011.011.011.011.011.012.012.012.0
Sunshine mean duration (h)7.47.77.79.19.39.69.810.29.89.27.78.9
Precipitation (mm)315226167139203165692110203227157
Sunny days312461514118302
Rainy days282729262515172022283029
Snow days000000000000

Ontario - weather forecast by months

Ontario weather in januaryOntario weather in februaryOntario weather in marchOntario weather in aprilOntario weather in mayOntario weather in juneOntario weather in julyOntario weather in augustOntario weather in septemberOntario weather in octoberOntario weather in novemberOntario weather in december

Best time to visit Ontario:

The largest precipitation sum in Ontario is at

  • January — 315(mm)
  • February — 226(mm)
  • May — 203(mm)
  • October — 203(mm)
  • November — 227(mm)

    • Weather forecast in the closest to Ontario admin centers

    Weather forecast in the closest towns to Ontario

    Explore Ontario

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    Frequently asked questions

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