ClimateForecastDecemberJanuary >>

Prince Rupert Climate by Month

The temperature in Prince Rupert can vary quite a bit throughout the year. Temperatures can be mild during the warmest months, and cold during the cooler months. It also experiences much rain/snowfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Visitors to Prince Rupert can expect significant temperature changes throughout the year. Average daytime temperatures reach a moderate 17°C in August. In January, the coolest month of the year, temperatures drop to a chilly 5°C. At night, expect cooler temperatures, averaging 0°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Prince Rupert is known for its substantial rain/snowfall, with annual precipitation reaching 3019 mm. Prince Rupert can be quite wet during October, receiving approximately 386 mm of precipitation over 25 rainy days.

In contrast July, experiences much drier conditions, with 126 mm of rainfall, spread across 17 rainy days.

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

Sunshine over the year

Prince Rupert can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 5.8 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.1 hours of sunlight per day.

Monthly hours of sunshine

Daily hours of sunshine

Average water temperature

The mean water temperature over the year in Prince Rupert ranges from 7°C in January to 14°C in August.

Water temperature over the year

The best time of year to visit Prince Rupert in Canada

Other facts from our historical weather data:
  • Which is the warmest month in Prince Rupert?
    August has an average maximum temperature of 17°C and is the warmest month of the year.
  • Which is the coldest month in Prince Rupert?
    The coldest month is January with an average maximum temperature of 5°C.
  • Which is the wettest month in Prince Rupert?
    October tops the wettest month list with 386 mm of rainfall.
  • Which is the driest month in Prince Rupert?
    July is the driest month with 126 mm of precipitation.
  • Which is the sunniest month in Prince Rupert?
    May is the sunniest month with an average of 175 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 Prince Rupert

    Fri   Dec 13
    5°C | 2°C
    N 11 km/h
    1.2 mm
    almost clear and  chance of slight rain

    almost clear and chance of slight rain

    Sat   Dec 14
    4°C | 2°C
    NW 14 km/h
    overcast and no rain

    overcast and no rain

    Sun   Dec 15
    4°C | 0°C
    E 11 km/h
    almost clear and no rain

    almost clear and no rain