Mount Vernon
Washington, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Mount Vernon, WA

January, the same as December, in Mount Vernon, Washington, is a frosty winter month, with temperature in the range of an average high of 45.7°F (7.6°C) and an average low of 34.2°F (1.2°C). The coldest month is January, with an average high-temperature of 45.7°F (7.6°C) and an average low-temperature of 34.2°F (1.2°C). Weather in January »
The last month of the winter, February, is also a frosty month in Mount Vernon, Washington, with average temperature fluctuating between 49.5°F (9.7°C) and 36°F (2.2°C). In February, the average high-temperature is practically the same as in January - a still frosty 49.5°F (9.7°C). Weather in February »

The first month of the spring, March, is a cool month in Mount Vernon, Washington, with average temperature fluctuating between 37.9°F (3.3°C) and 53.4°F (11.9°C). In Mount Vernon, Washington, the average high-temperature is relatively the same as in February - a fresh 53.4°F (11.9°C). Weather in March »

April is a moderate spring month in Mount Vernon, Washington, with average temperature ranging between max 58.1°F (14.5°C) and min 40.5°F (4.7°C). In April, the average high-temperature is essentially the same as in March - a mild 58.1°F (14.5°C). Weather in April »

May, the last month of the spring, in Mount Vernon, is a comfortable month, with average temperature varying between 64°F (17.8°C) and 45.3°F (7.4°C). In May, the average high-temperature marginally rises, from a mild 58.1°F (14.5°C) in April, to a comfortable 64°F (17.8°C). Weather in May »

The first month of the summer, June, is an agreeable month in Mount Vernon, Washington, with average temperature fluctuating between 68.4°F (20.2°C) and 49.5°F (9.7°C). In June, the average high-temperature is almost the same as in May - an agreeable 68.4°F (20.2°C). Weather in June »

July, like June, is another pleasant summer month in Mount Vernon, Washington, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 73°F (22.8°C). In July, the average high-temperature is practically the same as in June - a still agreeable 73°F (22.8°C). Weather in July »

The last month of the summer, August, is a warm month in Mount Vernon, Washington, with average temperature ranging between min 51.6°F (10.9°C) and max 74.1°F (23.4°C). August is the warmest month, with an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 51.6°F (10.9°C). Weather in August »

September, the first month of the autumn, in Mount Vernon, is also an agreeable month, with average temperature varying between 47.5°F (8.6°C) and 69.1°F (20.6°C). In Mount Vernon, Washington, the average high-temperature in September is almost the same as in August - a pleasant 69.1°F (20.6°C). Weather in September »

October, the same as September, in Mount Vernon, Washington, is a moderate autumn month, with average temperature varying between 60.1°F (15.6°C) and 41.7°F (5.4°C). In Mount Vernon, the average high-temperature in October drops, from an agreeable 69.1°F (20.6°C) in September, to a moderate 60.1°F (15.6°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Mount Vernon, Washington, with average temperature fluctuating between 38.1°F (3.4°C) and 50.9°F (10.5°C). In Mount Vernon, the average high-temperature drops, from a mild 60.1°F (15.6°C) in October, to a cool 50.9°F (10.5°C). Weather in November »

December, the first month of the winter, in Mount Vernon, is still a chilly month, with average temperature ranging between max 46°F (7.8°C) and min 34.5°F (1.4°C). In Mount Vernon, the average high-temperature in December is relatively the same as in November - a chilly 46°F (7.8°C). Weather in December »

What is the coldest month in Mount Vernon?

January is the coldest month, with an average high-temperature of 45.7°F (7.6°C) and an average low-temperature of 34.2°F (1.2°C).

How much does it rain in Mount Vernon?

During the entire year, Mount Vernon aggregates up to 32.7" (830.7mm) of precipitation.

When are the longest days in Mount Vernon?

June has the longest days of the year, with an average of 16h of daylight.

What is the driest month in Mount Vernon?

The month with the least rainfall in Mount Vernon, Washington, is July when 1.2" (30.5mm) of precipitation is typically aggregated.

What is the warmest month in Mount Vernon?

The warmest month is August, with an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 51.6°F (10.9°C).

What is the rainiest month in Mount Vernon?

The month with the most rainfall is November when 4.8" (122.7mm) of precipitation is typically aggregated.

What is the month with the shortest days in Mount Vernon?

December has the shortest days of the year in Mount Vernon, with an average of 8.4h of daylight.
Average temperature - Mount Vernon, WA
Average rainfall - Mount Vernon, WA
Average daylight - Mount Vernon, WA