Climate in Magdalen Islands (Canada)

The climate of the Magdalen Islands is slightly continental, with very cold winters and mild or pleasantly warm summers.
The islands belong to the province of Québec, and are located in eastern Canada, in the Gulf of Saint Lawrence, at the 47th parallel, in an area characterized by the continuous clash of air masses, which makes the climate unstable, windy and rainy (and snowy in winter).
The average temperature of the coldest month (February) is of -6.6 °C (20 °F), that of the warmest month (August) is of 18.7 °C (65.7 °F). In winter, on colder days the temperature can drop to -20 °C (-4 °F) or even below. In 1994, it went down to -26.5 °C (-15.7 °F).
In summer, on the warmest days, the temperature generally reaches 27/28 °C (81/82 °F).
Here are the average temperatures.

Precipitation amounts to 1,035 millimeters (40.7 inches) per year: so, it is at an intermediate level. It ranges from 75 mm (3 in) in the driest months to 110 mm (4.3 in) in the wettest (November).
On average, 237 centimeters (93 inches) of snow fall per year. It usually snows from November to April or early May.
Here is the average precipitation.

The sea temperature ranges between 0 °C (32 °F) and 16.5 °C (61.5 °F). In winter, on colder periods the sea can freeze, while in summer, it never becomes warm for swimming. Here are the average sea temperatures.

Best Time

The best months to visit the Magdalen Islands are July and August, as they are the mildest of the year.

Magdalen Islands - Weather by month

Based on the period 1991-2020

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January is generally a freezing cold month. The average temperature is of -5.3 °C (22 °F), with a minimum of -8.7 °C (16.4 °F) and a maximum of -2 °C (28.4 °F).
On the coldest nights of the month, the temperature usually drops to around -16 °C (3.5 °F). However, it dropped to -26.5 °C (-15.7 °F) in January 1994.
On the warmest days of the month, the temperature usually reaches around 6.5 °C (43.5 °F). However, it reached 12 °C (53.6 °F) in January 2006.
Precipitation amounts to 95 mm (3.7 in), distributed over 22 days.
The day lasts on average 9 hours and 0 minutes.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 28 kph (17 mph).
The average sea temperature is of 1 °C (33.5 °F). Therefore, the sea is very cold for swimming.

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February, the coldest month of the year, is generally a freezing cold month. The average temperature is of -6.6 °C (20 °F), with a minimum of -10.4 °C (13.2 °F) and a maximum of -2.8 °C (26.9 °F).
On the coldest nights of the month, the temperature usually drops to around -18.5 °C (-1.5 °F). However, it dropped to -26.3 °C (-15.3 °F) in February 1993.
On the warmest days of the month, the temperature usually reaches around 5 °C (41.5 °F). However, it reached 12 °C (53.6 °F) in February 2001.
Precipitation amounts to 75 mm (3 in), distributed over 17 days.
The day lasts on average 10 hours and 20 minutes.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 26 kph (16 mph).
The average sea temperature is of 0 °C (32 °F). Therefore, the sea is very cold for swimming.

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March is generally a very cold month. The average temperature is of -3.4 °C (26 °F), with a minimum of -6.7 °C (19.9 °F) and a maximum of -0.1 °C (31.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -15 °C (5 °F). However, it dropped to -22.1 °C (-7.8 °F) in March 1992.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 7 °C (44.5 °F). However, it reached 13.4 °C (56.1 °F) in March 1991.
Precipitation amounts to 75 mm (3 in), distributed over 17 days.
The day lasts on average 12 hours and 0 minutes.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 25 kph (16 mph).
The average sea temperature is of 0 °C (31.5 °F). Therefore, the sea is very cold for swimming.

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April is generally a cold month. The average temperature is of 1.7 °C (35 °F), with a minimum of -1.5 °C (29.3 °F) and a maximum of 4.8 °C (40.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -7 °C (19.5 °F). However, it dropped to -15.5 °C (4.1 °F) in April 1996.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 12 °C (53.5 °F). However, it reached 17.2 °C (63 °F) in April 2007.
Precipitation amounts to 75 mm (3 in), distributed over 14 days.
The day lasts on average 13 hours and 40 minutes.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 24 kph (15 mph).
The average sea temperature is of 0.5 °C (33.5 °F). Therefore, the sea is very cold for swimming.

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May is generally a quite mild month. The average temperature is of 7.3 °C (45 °F), with a minimum of 3.5 °C (38.3 °F) and a maximum of 11.2 °C (52.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -1 °C (30 °F). However, it dropped to -4.7 °C (23.5 °F) in May 1993.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 19.5 °C (67 °F). However, it reached 26 °C (78.8 °F) in May 2020.
Precipitation amounts to 85 mm (3.3 in), distributed over 15 days.
The day lasts on average 15 hours and 10 minutes. So the days are long.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 21 kph (13 mph).
The average sea temperature is of 3.5 °C (38.5 °F). Therefore, the sea is very cold for swimming.

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June is generally a mild month. The average temperature is of 12.9 °C (55 °F), with a minimum of 9 °C (48.2 °F) and a maximum of 16.7 °C (62.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 4 °C (39 °F). However, it dropped to 0.9 °C (33.6 °F) in June 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 24 °C (75 °F). However, it reached 28.1 °C (82.6 °F) in June 2020.
Precipitation amounts to 75 mm (3 in), distributed over 12 days.
The day lasts on average 15 hours and 55 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 20 kph (12 mph).
The average sea temperature is of 8 °C (46.5 °F). Therefore, the sea is very cold for swimming.

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July is generally a very mild month. The average temperature is of 18.0 °C (64 °F), with a minimum of 14.5 °C (58.1 °F) and a maximum of 21.5 °C (70.7 °F).
On the coldest nights of the month, the temperature usually drops to around 10 °C (50 °F). However, it dropped to 6.6 °C (43.9 °F) in July 1992.
On the warmest days of the month, the temperature usually reaches around 26.5 °C (80 °F). However, it reached 29.4 °C (84.9 °F) in July 1999.
Precipitation amounts to 75 mm (3 in), distributed over 13 days.
The day lasts on average 15 hours and 30 minutes. So the days are long.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 19 kph (12 mph).
The average sea temperature is of 13.5 °C (56 °F). Therefore, the sea is very cold for swimming.

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August, the warmest month of the year, is generally a warm month. The average temperature is of 18.7 °C (66 °F), with a minimum of 15.3 °C (59.5 °F) and a maximum of 22.1 °C (71.7 °F).
On the coldest nights of the month, the temperature usually drops to around 10.5 °C (51.5 °F). However, it dropped to 6.6 °C (43.9 °F) in August 1995.
On the warmest days of the month, the temperature usually reaches around 27 °C (80 °F). However, it reached 30.1 °C (86.2 °F) in August 2001.
Precipitation amounts to 85 mm (3.3 in), distributed over 13 days.
The day lasts on average 14 hours and 5 minutes. So the days are long.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 19 kph (12 mph).
The average sea temperature is of 16.5 °C (62 °F). Therefore, the sea is cold for swimming.

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September is generally a very mild month. The average temperature is of 14.7 °C (58 °F), with a minimum of 11.4 °C (52.6 °F) and a maximum of 18 °C (64.4 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 6 °C (42.5 °F). However, it dropped to 2.7 °C (36.9 °F) in September 2010.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 23.5 °C (74 °F). However, it reached 26.6 °C (79.9 °F) in September 2001.
Precipitation amounts to 95 mm (3.7 in), distributed over 13 days.
The day lasts on average 12 hours and 30 minutes.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 22 kph (14 mph).
The average sea temperature is of 14.5 °C (58 °F). Therefore, the sea is very cold for swimming.

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October is generally a mild month. The average temperature is of 9.0 °C (48 °F), with a minimum of 6 °C (42.8 °F) and a maximum of 12 °C (53.7 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 0.5 °C (33 °F). However, it dropped to -3.5 °C (25.7 °F) in October 1993.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 18.5 °C (65 °F). However, it reached 21.6 °C (70.9 °F) in October 2010.
Precipitation amounts to 95 mm (3.7 in), distributed over 17 days.
The day lasts on average 10 hours and 50 minutes.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 24 kph (15 mph).
The average sea temperature is of 10 °C (50.5 °F). Therefore, the sea is very cold for swimming.

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November is generally a cold month. The average temperature is of 3.9 °C (39 °F), with a minimum of 1 °C (33.9 °F) and a maximum of 6.8 °C (44.2 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -4.5 °C (23.5 °F). However, it dropped to -9.4 °C (15.1 °F) in November 1993.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 14 °C (57.5 °F). However, it reached 17 °C (62.6 °F) in November 2020.
Precipitation amounts to 110 mm (4.3 in), distributed over 19 days.
The day lasts on average 9 hours and 20 minutes.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 26 kph (16 mph).
The average sea temperature is of 6 °C (43 °F). Therefore, the sea is very cold for swimming.

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December is generally a very cold month. The average temperature is of -1.1 °C (30 °F), with a minimum of -3.9 °C (24.9 °F) and a maximum of 1.7 °C (35.1 °F).
On the coldest nights of the month, the temperature usually drops to around -10 °C (13.5 °F). However, it dropped to -18.4 °C (-1.1 °F) in December 1993.
On the warmest days of the month, the temperature usually reaches around 9.5 °C (49 °F). However, it reached 12.4 °C (54.3 °F) in December 2011.
Precipitation amounts to 95 mm (3.7 in), distributed over 21 days.
The day lasts on average 8 hours and 30 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 28 kph (17 mph).
The average sea temperature is of 3 °C (37.5 °F). Therefore, the sea is very cold for swimming.