ClimateForecastNovemberDecember >>

Chelsea Climate by Month

The climate in Chelsea is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to very cold in 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

In Chelsea, temperatures differ significantly between summer and winter months. Typically, daytime temperatures range from a comfortable 27°C in July to a very cold -5°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to -15°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Chelsea experiences significant rain/snowfall throughout the year, averaging 1089 mm of precipitation annually. Precipitation levels in Chelsea remain relatively steady throughout the year. June has the most rain, with 106 mm over 13 days. In February, this drops slightly to 68 mm, making the city's climate fairly predictable.

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

Sunshine over the year

For those who appreciate different seasons, Chelsea serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.3 hours of sunshine daily, and embrace the darker days in December, offering only 2.8 hours of daily sunlight.

Monthly hours of sunshine

Data from: Ottawa, Canada (18 KM, 11 Miles).

Daily hours of sunshine

Data from: Ottawa, Canada (18 KM, 11 Miles).

The best time of year to visit Chelsea in Canada

During the months of May, 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 Chelsea?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Chelsea?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Chelsea?
    The coldest month is January with an average maximum temperature of -5°C.
  • Which is the wettest month in Chelsea?
    June tops the wettest month list with 106 mm of rainfall.
  • Which is the driest month in Chelsea?
    February is the driest month with 68 mm of precipitation.
  • Which is the sunniest month in Chelsea?
    July is the sunniest month with an average of 280 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 Chelsea

    Fri   Nov 22
    6°C | 3°C
    NE 22 km/h
    8 mm
    partly cloudy and rain

    partly cloudy and rain

    Sat   Nov 23
    8°C | 2°C
    NW 18 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sun   Nov 24
    4°C | -2°C
    NW 22 km/h
    overcast and no rain

    overcast and no rain