Montmagny
Canada
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Montmagny, Canada

In Montmagny, Canada, in January, the average water temperature is 1.5°C (34.7°F). Note: For swimming, this is considered very dangerous and immediately life-threatening. Weather in January »

With an average sea temperature of 0.8°C (33.4°F), February is the month with the coldest seawater in Montmagny, Canada. Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Weather in February »

In Montmagny, Canada, in March, the average water temperature is 1°C (33.8°F). Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Weather in March »

In Montmagny, Canada, in April, the average water temperature is 3.2°C (37.8°F). Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Weather in April »

In Montmagny, Canada, the average seawater temperature in May is 5.8°C (42.4°F). Note: Swimming in 5.8°C (42.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in May »

In June, the average sea temperature in Montmagny, Canada, is 10°C (50°F). Note: Swimming in 10°C (50°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in June »

In Montmagny, Canada, the average seawater temperature in July is 13.8°C (56.8°F). Note: Swimming in 13.8°C (56.8°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in July »

The month with the warmest seawater in Montmagny, Canada, is August, with an average sea temperature of 13.9°C (57°F). Note: Swimming in 13.9°C (57°F) is considered dangerous. Weather in August »

In September, the average sea temperature in Montmagny, Canada, is 12.1°C (53.8°F). Note: Swimming in 12.1°C (53.8°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in September »

In October, the average sea temperature in Montmagny, Canada, is 9°C (48.2°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in October »

In Montmagny, Canada, the average seawater temperature in November is 5.8°C (42.4°F). Note: Swimming in 5.8°C (42.4°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in November »

In Montmagny, Canada, in December, the average water temperature is 3.1°C (37.6°F). Note: For swimming, this is considered life-threatening and very dangerous. Weather in December »

When is the sea coldest in Montmagny?

The month with the coldest seawater in Montmagny, Canada, is February, with an average sea temperature of 0.8°C (33.4°F).

When are the longest days in Montmagny?

The month with the longest days is June, with an average of 15.8h of daylight.

What month is the sea warmest in Montmagny?

With an average sea temperature of 13.9°C (57°F), August is the month with the warmest seawater in Montmagny.

What is the month with the shortest days in Montmagny?

December has the shortest days of the year, with an average of 8.6h of daylight.
Average sea temperature - Montmagny, Canada

The best month for swimming (with the highest average sea temperature) is August (13.9°C).
The coldest month (with the lowest average sea temperature) is February (0.8°C).

Average daylight - Montmagny, Canada

The month with the longest days is June (Average daylight: 15.8h).
The month with shortest days is December (Average daylight: 8.6h).