Best year time to visit East River St. Marys

General weather information about East River St. Marys

Average annual temperature is 7.4 °C

Absolute maximum temperature: 31.4 °C

Absolute minimum temperature: -28.8 °C

Number of sunny days: 125 days

Number of rainy days: 205 days

Number of snow days: 35 days

Look at detailed online map of East River St. Marys

* Weather data for East River St. Marys Canada is based on climate observations for 2026 year

East River St. Marys air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)10.610.77.716.328.331.430.325.027.822.914.514.6
Average daytime temperature (°C)3.1-0.62.19.813.519.325.021.921.115.66.34.1
Average temperature (°C)-0.4-5.5-1.44.17.814.320.417.816.511.22.30.7
Average night temperature (°C)-4.2-10.2-4.3-0.23.510.617.114.413.48.0-0.9-2.3
Absolute minimum temperature (°C)-16.5-28.8-10.0-6.5-2.06.913.611.37.21.4-8.1-7.7

East River St. Marys 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)9.210.411.913.514.915.615.314.112.511.09.58.8
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)2.85.05.09.09.16.38.37.67.56.14.43.7
Precipitation (mm)26385764310613816518773195138274
Sunny days7138161283813151111
Rainy days16128131922282317161516
Snow days8315100000044

East River St. Marys - weather forecast by months

East River St. Marys weather in januaryEast River St. Marys weather in februaryEast River St. Marys weather in marchEast River St. Marys weather in aprilEast River St. Marys weather in mayEast River St. Marys weather in juneEast River St. Marys weather in julyEast River St. Marys weather in augustEast River St. Marys weather in septemberEast River St. Marys weather in octoberEast River St. Marys weather in novemberEast River St. Marys weather in december

Best time to visit East River St. Marys:

The best time to visit East River St. Marys during the most sunny months:

  • April — 9.0(h)
  • May — 9.1(h)
  • July — 8.3(h)

Months with the longest average daylight duration in East River St. Marys:

  • June — 15.6(h)
  • July — 15.3(h)

The largest precipitation sum in East River St. Marys is at

  • January — 263(mm)
  • August — 187(mm)
  • October — 195(mm)
  • December — 274(mm)

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    Frequently asked questions

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