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Blanc-Sablon (QC) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Blanc-Sablon.
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Climate overview of Blanc-Sablon
Temperatures in Blanc-Sablon, Quebec, Canada, vary greatly throughout the year. August is the hottest month at 18°C (64°F), while February is the coldest at -6°C (21°F).
Rain/snowfall is high, totalling around 1267 mm (50 in) per year. September is the wettest month and May the driest. The city also experiences mild summers and very cold winters.
Blanc-Sablon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Blanc-Sablon - and find the best time to visit.
Monthly Temperature in Blanc-Sablon
The climate in Blanc-Sablon is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a moderate 18°C (64°F) in August, the warmest time of the year, to a very cold -6°C (21°F) during cooler months like February.
At night, you can expect temperatures ranging from 12°C (54°F) in August to around -15°C (5°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Blanc-Sablon
Blanc-Sablon has a notably wet climate with abundant precipitation, recording 1267 mm (50 in) of rain/snowfall per year. Year-round, Blanc-Sablon has a balanced climate with minimal variation in precipitation. The difference between the wettest month, September, with 126 mm (5 in), and the driest month, May, with 85 mm (3.3 in), is minimal. For more details, please visit our Blanc-Sablon Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Blanc-Sablon
The most favourable weather available in Blanc-Sablon usually occurs in August. Conditions are generally most challenging in January, February, March, April, May, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
very cold
Mar
very cold
Apr
cold
May
cold
Jun
mixed
Jul
mixed
Aug
good
Sep
mixed
Oct
wet
Nov
cold
Dec
very cold
- Best overall: August
- Warmest weather: August
- Seasonal pattern: Mild summers and very cold winters
- Coldest conditions: February, with freezing nights around -15°C (5°F).
Frequently asked questions about the climate in Blanc-Sablon
What is the best time to visit Blanc-Sablon?
August typically offers the most optimal weather in Blanc-Sablon. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions. Blanc-Sablon has mild summers and very cold winters.
What temperatures can I expect in Blanc-Sablon?
Daytime highs range from -6°C (21°F) in February to 18°C (64°F) in August. Nighttime lows range from -15°C (5°F) to 12°C (54°F). Temperatures vary considerably through the year.
How much rain does Blanc-Sablon get?
Annual rainfall is around 1267 mm (50 in). September is the wettest month with 126 mm (5 in), while May is the driest with 85 mm (3.3 in).
Blanc-Sablon 3-Day Forecast
Blanc-Sablon on the map
Blanc-Sablon is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
Toronto
16°C (61°F) Niagara Falls15°C (59°F) Montréal14°C (57°F) Ottawa14°C (57°F) Vancouver
14°C (57°F) Quebec City12°C (54°F) Calgary
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