ClimateForecastNovemberDecember >>

Mayne Island Climate by Month

The temperature in Mayne Island 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 Mayne Island can expect significant temperature changes throughout the year. Average daytime temperatures range from a pleasant 21°C in August, the warmest time of the year, to a chilly 8°C during cooler months like January. At night, temperatures typically average around 4°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Mayne Island is known for its substantial rainfall, with annual precipitation reaching 1213 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, November receives heavy rainfall, averaging 187 mm of precipitation, recorded across 18 rainy days. In contrast, the drier season, July brings less rainfall, with 26 mm over 6 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 Mayne Island. 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: Friday Harbor, the United States of America (40 KM, 25 Miles).

Daily hours of sunshine

Data from: Friday Harbor, the United States of America (40 KM, 25 Miles).

The best time of year to visit Mayne Island 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 months have the greatest rainfall in Mayne Island?
    Most rainfall (rainy season) is seen in January, November and December.
  • Which is the warmest month in Mayne Island?
    August has an average maximum temperature of 21°C and is the warmest month of the year.
  • Which is the coldest month in Mayne Island?
    The coldest month is January with an average maximum temperature of 8°C.
  • Which is the wettest month in Mayne Island?
    November tops the wettest month list with 187 mm of rainfall.
  • Which is the driest month in Mayne Island?
    July is the driest month with 26 mm of precipitation.
  • Which is the sunniest month in Mayne Island?
    July is the sunniest month with an average of 331 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 Mayne Island

    Fri   Nov 22
    13°C | 7°C
    SE 54 km/h
    7.8 mm
    broken clouds and rain

    broken clouds and rain

    Sat   Nov 23
    9°C | 7°C
    SE 32 km/h
    0.4 mm
    broken clouds and  chance of slight rain

    broken clouds and chance of slight rain

    Sun   Nov 24
    8°C | 5°C
    SE 40 km/h
    4.3 mm
    overcast and rain

    overcast and rain