Saint Marys Climate by Month
The temperature in Saint Marys can vary quite a bit throughout the year.
Temperatures can be warm during the warmest months,
and very cold during the cooler months.
It is also known for its large amounts of rain/snowfall.
Now, let’s explore all the climate details to give you a full picture.
Average day and night temperature
Visitors to Saint Marys can expect significant temperature changes throughout the year. Typically, daytime temperatures range from a comfortable 27°C in July to a very cold -1°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to -10°C, particularly during the colder months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Saint Marys is known for its substantial rain/snowfall, with annual precipitation reaching 1088 mm. Precipitation levels in Saint Marys remain relatively steady throughout the year. June has the most rain, with 109 mm over 11 days. In March, this drops slightly to 73 mm, making the city's climate fairly predictable.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
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:
The coldest season / winter is in the following months: January, February and December.
July has an average maximum temperature of 27°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of -1°C.
June tops the wettest month list with 109 mm of rainfall.
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.
