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Grand Manan Island Climate by Month

The graphs below provide an overview of the climate in Grand Manan Island (New Brunswick), Canada. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

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

Forecast for Grand Manan Island

Tue   Nov 05
15°C | 7°C
SW 22 km/h
2.4 mm
broken clouds and slight rain

broken clouds and slight rain

Wed   Nov 06
18°C | 11°C
SW 25 km/h
broken clouds and no rain

broken clouds and no rain

Thu   Nov 07
12°C | 3°C
W 14 km/h
partly cloudy and no rain

partly cloudy and no rain

The best time of year to visit Grand Manan Island in Canada

Other facts from our historical weather data:

  • Which is the warmest month in Grand Manan Island?
    August has an average maximum temperature of 19°C and is the warmest month of the year.
  • Which is the coldest month in Grand Manan Island?
    The coldest month is January with an average maximum temperature of 2°C.
  • Which is the wettest month in Grand Manan Island?
    December tops the wettest month list with 150 mm of rainfall.
  • Which is the driest month in Grand Manan Island?
    July is the driest month with 85 mm of precipitation.

  • 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.