Monroe
Washington, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Monroe, WA

The red Washington Water Powerhouse, next to a large bridge over the Spokane River, and scenic waterfalls in Monroe, Washington, a scenic park
The red Washington Water Powerhouse, next to a large bridge over the Spokane River, and scenic waterfalls in Monroe, Washington, a scenic park
January, like December, in Monroe, Washington, is a wintry winter month, with temperature in the range of an average high of 42.6°F (5.9°C) and an average low of 32.9°F (0.5°C). In Monroe, the average high-temperature is essentially the same as in December - a still cold 42.6°F (5.9°C). Weather in January »

The last month of the winter, February, is a chilly month in Monroe, Washington, with average temperature ranging between max 44.1°F (6.7°C) and min 32.2°F (0.1°C). In Monroe, Washington, the average high-temperature is essentially the same as in January - a frosty 44.1°F (6.7°C). Weather in February »

March, the first month of the spring, in Monroe, is also a frosty month, with average temperature fluctuating between 34.3°F (1.3°C) and 48.7°F (9.3°C). In Monroe, the average high-temperature is relatively the same as in February - a still frosty 48.7°F (9.3°C). Weather in March »

April is a cool spring month in Monroe, Washington, with temperature in the range of an average high of 54.3°F (12.4°C) and an average low of 37°F (2.8°C). In April, the average high-temperature marginally rises, from a chilly 48.7°F (9.3°C) in March, to a fresh 54.3°F (12.4°C). Weather in April »

The last month of the spring, May, is a comfortable month in Monroe, Washington, with average temperature ranging between min 41.5°F (5.3°C) and max 63.3°F (17.4°C). In Monroe, the average high-temperature in May slightly increases, from a fresh 54.3°F (12.4°C) in April, to a comfortable 63.3°F (17.4°C). Weather in May »

June, the first month of the summer, in Monroe, is also an enjoyable month, with average temperature ranging between min 44.6°F (7°C) and max 67.8°F (19.9°C). In Monroe, Washington, the average high-temperature in June is almost the same as in May - a still comfortable 67.8°F (19.9°C). Weather in June »

July in Monroe, Washington, is a moderately hot summer month, with average temperature fluctuating between 48.6°F (9.2°C) and 74.8°F (23.8°C). In Monroe, Washington, the average high-temperature in July slightly increases, from an enjoyable 67.8°F (19.9°C) in June, to a warm 74.8°F (23.8°C). Weather in July »

August, the last month of the summer, in Monroe, is also a moderately hot month, with average temperature varying between 49.8°F (9.9°C) and 75.6°F (24.2°C). August is the warmest month, with an average high-temperature of 75.6°F (24.2°C) and an average low-temperature of 49.8°F (9.9°C). Weather in August »

September, the first month of the autumn, in Monroe, is still a pleasant month, with average temperature fluctuating between 47.3°F (8.5°C) and 68.7°F (20.4°C). In September, the average high-temperature slightly decreases, from a moderately hot 75.6°F (24.2°C) in August, to an agreeable 68.7°F (20.4°C). Weather in September »

October, the same as September, in Monroe, Washington, is another mild autumn month, with average temperature ranging between min 42.3°F (5.7°C) and max 57.2°F (14°C). In October, the average high-temperature drops, from an agreeable 68.7°F (20.4°C) in September, to a mild 57.2°F (14°C). Weather in October »

November, the last month of the autumn, in Monroe, is another chilly month, with average temperature fluctuating between 47.1°F (8.4°C) and 36.9°F (2.7°C). In Monroe, Washington, the average high-temperature decreases, from a moderate 57.2°F (14°C) in October, to a frosty 47.1°F (8.4°C). Weather in November »

December, the first month of the winter, in Monroe, is also a wintry month, with average temperature varying between 31.8°F (-0.1°C) and 41.2°F (5.1°C). December is the coldest month, with an average high-temperature of 41.2°F (5.1°C) and an average low-temperature of 31.8°F (-0.1°C). Weather in December »

What is the most humid month in Monroe?

Months with the highest humidity in Monroe, Washington, are January, February and December, with an average relative humidity of 86%.

How much does it rain in Monroe?

Throughout the year, in Monroe, there are 115.8 rainfall days, and 11.81" (300mm) of precipitation is accumulated.

When does it snow in Monroe?

Months with snowfall in Monroe, Washington, are January through April, November and December.

How much does it snow in Monroe?

In Monroe, during the entire year, snow falls for 7 days, and aggregates up to 2.64" (67mm) of snow.

When is the lowest UV index in Monroe?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Monroe, Washington.

What is the snowiest month in Monroe?

February is the month with the most snowfall in Monroe, Washington. Snow falls for 2.8 days and accumulates 1.02" (26mm) of snow.

When it does not snow in Monroe?

May through October are months without snowfall in Monroe, Washington.

When are the longest days in Monroe?

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

What is the least humid month in Monroe?

With an average relative humidity of 71%, July is the least humid month.

When is the highest UV index in Monroe?

With an average maximum UV index of 5, July is the month with the highest UV index in Monroe.

What is the warmest month in Monroe?

With an average high-temperature of 75.6°F (24.2°C) and an average low-temperature of 49.8°F (9.9°C), August is the warmest month in Monroe, Washington.

What is the driest month in Monroe?

The month with the least rainfall in Monroe is August when the rain falls for 4 days and typically collects 0.2" (5mm) of precipitation.

What month has the most sunshine in Monroe?

August has the most sunshine of the year in Monroe, with an average of 10.6h of sunshine.

What is the coldest month in Monroe?

The coldest month in Monroe, Washington, is December, with an average high-temperature of 41.2°F (5.1°C) and an average low-temperature of 31.8°F (-0.1°C).

What is the wettest month in Monroe?

December is the month with the most rainfall in Monroe. Rain falls for 12.4 days and accumulates 1.85" (47mm) of precipitation.

What is the month with the shortest days in Monroe?

The month with the shortest days in Monroe, Washington, is December, with an average of 8.5h of daylight.

What is the month with the least sunshine in Monroe?

With an average of 3.8h of sunshine, December has the least sunshine of the year.
Average temperature - Monroe, WA
Average humidity - Monroe, WA
Average rainfall - Monroe, WA

The wettest month (with the highest rainfall) is December (1.85").
The driest month (with the lowest rainfall) is August (0.2").

Average rainfall days - Monroe, WA

The month with the highest number of rainy days is March (13.6 days).
The month with the lowest number of rainy days is August (4 days).

Average snowfall - Monroe, WA

The month with the highest snowfall is February (1.02").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average snowfall days - Monroe, WA

The month with the highest number of snowfall days is February (2.8 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Monroe, WA