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Port Alberni Climate by Month

The temperature in Port Alberni can vary quite a bit throughout the year. Temperatures can be pleasant during the warmest months, and cold during the cooler months. It also has a notably wet climate with much precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

Visitors to Port Alberni can expect significant temperature changes throughout the year. Average daytime temperatures range from a pleasant 22°C in August, the warmest time of the year, to a chilly 6°C during cooler months like January. At night, temperatures typically average around 1°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Port Alberni is known for its substantial rain/snowfall, with annual precipitation reaching 2142 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, November receives heavy rainfall, averaging 320 mm of precipitation, recorded across 19 rainy days. In contrast, the drier season, July brings less rainfall, with 44 mm over 7 rainy days.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Port Alberni. While July receives considerable daily sunshine with up to 11.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.3 hours of sunlight per day.

Monthly hours of sunshine

Data from: Ucluelet, Canada (61 KM, 38 Miles).

Daily hours of sunshine

Data from: Ucluelet, Canada (61 KM, 38 Miles).

The best time of year to visit Port Alberni in Canada

During the months of July and August 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:
  • Which is the warmest month in Port Alberni?
    August has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Port Alberni?
    The coldest month is January with an average maximum temperature of 6°C.
  • Which is the wettest month in Port Alberni?
    November tops the wettest month list with 320 mm of rainfall.
  • Which is the driest month in Port Alberni?
    July is the driest month with 44 mm of precipitation.
  • Which is the sunniest month in Port Alberni?
    July is the sunniest month with an average of 330 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 Port Alberni

    Tue   Dec 03
    7°C | 2°C
    W 4 km/h
    almost clear and no rain

    almost clear and no rain

    Wed   Dec 04
    8°C | 0°C
    E 4 km/h
    almost clear and no rain

    almost clear and no rain

    Thu   Dec 05
    6°C | 1°C
    SE 4 km/h
    overcast and no rain

    overcast and no rain