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Grand Manan Island Weather in March
Thinking of visiting Grand Manan Island in March? Expect low temperatures reaching 4°C (39°F) during the day, dropping to -2°C (28°F) at night, and note that quite a bit of snow/rainfall is likely.
Rainfall in Grand Manan Island in March
Analyzing past climate data, one can expect approximately 12 days of snow/rain, averaging 120 mm (4.7 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Grand Manan Island in March
Temperatures in Grand Manan Island in March top out at 4°C (39°F) and drop to -2°C (28°F) overnight. Experience the winter season in March. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. At -2°C (28°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. The month brings very cold weather, so dressing warmly is essential. Prepare with multiple layers for added warmth.March in Grand Manan Island has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Grand Manan Island Temperature in March
Min Temperature
-2°C (28°F)
Max Temperature
4°C (39°F)
Chance of Rain
39%
Precipitation
120 mm (4.7 in)
Rainy days
12 days
Grand Manan Island Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grand Manan Island - and find the best time to visit.
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Grand Manan Island typically rise from around 1°C (34°F) at the start of March to approximately 7°C (45°F) by the end. Nights are very cold, with lows typically ranging from -10°C (14°F) to -1°C (30°F).
Average temperatures in March
Daily Historical Precipitation
47-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather records for Grand Manan Island in March
Browse day-by-day weather records for Grand Manan Island spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Grand Manan Island historical weather extremes in March
Our historical data for Grand Manan Island spans 2002 to 2026, revealing these weather extremes.
- The coldest night in March in Grand Manan Island was on March 7, 2007, with a minimum of -20°C (-4°F).
- The wettest day in March Grand Manan Island was on March 6, 2019 with 56 mm (2.2 in) of precipitation.
Best Places in Canada in March
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in March →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Grand Manan Island in March
Dress warmly and in layers for your trip to Grand Manan Island in March. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Grand Manan Island in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling3/10 -
Walking3/10 -
Barbeque1/10 -
Camping1/10 -
Outdoor sports3/10
Grand Manan Island 3-Day Forecast
More climate data for Grand Manan Island
See the full Grand Manan Island climate overview or explore weather in Canada.
Popular in March
Where to go in March - average daytime high across popular destinations.
Vancouver
10°C (50°F) Niagara Falls
6°C (43°F) Calgary5°C (41°F) Montréal4°C (39°F) Ottawa4°C (39°F) Toronto5°C (41°F) Whistler3°C (37°F) Quebec City
2°C (36°F) Bucket list
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