ClimateForecastNovemberDecember >>

Saint-Denis-sur-Richelieu Climate by Month

The temperature in Saint-Denis-sur-Richelieu can vary greatly throughout the year. The temperatures shift from warm to very cold. It also experiences much rain/snowfall throughout the year. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to very cold in Saint-Denis-sur-Richelieu. Average daytime temperatures reach a comfortable 27°C in July. In January, the coolest month of the year, temperatures drop to a very cold -4°C. At night, expect cooler temperatures, averaging -15°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Saint-Denis-sur-Richelieu has a relatively rain/snowy climate with high precipitation levels, averaging 1161 mm of rain/snowfall annually. Despite minor fluctuations, Saint-Denis-sur-Richelieu enjoys fairly consistent precipitation throughout the year. In October, you can expect around 113 mm of precipitation, while in February, Saint-Denis-sur-Richelieu receives about 73 mm.

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

Sunshine over the year

Saint-Denis-sur-Richelieu can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.7 hours of sunlight per day.

Monthly hours of sunshine

Data from: Montréal, Canada (44 KM, 27 Miles).

Daily hours of sunshine

Data from: Montréal, Canada (44 KM, 27 Miles).

The best time of year to visit Saint-Denis-sur-Richelieu in Canada

During the months of May, June 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-Denis-sur-Richelieu?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Saint-Denis-sur-Richelieu?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Saint-Denis-sur-Richelieu?
    The coldest month is January with an average maximum temperature of -4°C.
  • Which is the wettest month in Saint-Denis-sur-Richelieu?
    October tops the wettest month list with 113 mm of rainfall.
  • Which is the driest month in Saint-Denis-sur-Richelieu?
    February is the driest month with 73 mm of precipitation.
  • Which is the sunniest month in Saint-Denis-sur-Richelieu?
    July is the sunniest month with an average of 272 hours of sunshine.

  • 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.

    Forecast for Saint-Denis-sur-Richelieu

    Thu   Nov 21
    9°C | 5°C
    NE 18 km/h
    broken clouds and no rain

    broken clouds and no rain

    Fri   Nov 22
    9°C | 4°C
    NE 29 km/h
    2.8 mm
    partly cloudy and rain

    partly cloudy and rain

    Sat   Nov 23
    6°C | 2°C
    N 18 km/h
    5.5 mm
    overcast and heavy rain

    overcast and heavy rain