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CanadaCanada Ontario Saint Marys
Saint Marys
Weather averages
ClimateForecastAprilMay >>

Climate in Saint Marys (Ontario), Canada

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Weather Forecasts for Saint Marys

Mon   Apr 29
22°C | 13°C
S 22 km/h
9.5 mm
broken clouds and rain

broken clouds and rain

hourly forecast
Tue   Apr 30
20°C | 11°C
W 18 km/h
11 mm
broken clouds and rain

broken clouds and rain

hourly forecast
Wed   May 01
21°C | 9°C
SW 18 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Saint Marys in Canada

During the months of June, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • When is winter in Saint Marys?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Saint Marys?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Saint Marys?
    The coldest month is January with an average maximum temperature of -1°C.
  • Which is the wettest month in Saint Marys?
    June tops the wettest month list with 109 mm of rainfall.
  • Which is the driest month in Saint Marys?
    March is the driest month with 73 mm of precipitation.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     

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