Climate and monthly weather forecast
Manchester, WA

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Weather in January

January, like December, is a frosty winter month in Manchester, Washington, with an average temperature varying between 45°F (7.2°C) and 36.1°F (2.3°C). Manchester experiences an average high-temperature of a still chilly 45°F (7.2°C) with the onset of January, subtly varied from December's 43.2°F (6.2°C). Weather in January »

Weather in February

February, the last month of the winter in Manchester, is another chilly month, with an average temperature ranging between max 46°F (7.8°C) and min 35.2°F (1.8°C). In Manchester, February's average high-temperature stands at a still frosty 46°F (7.8°C), closely related to the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Manchester, is a fresh month, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 37.2°F (2.9°C). Manchester, Washington, observes a minor difference in average high-temperatures between February's 46°F (7.8°C) and March's 50.9°F (10.5°C). Weather in March »

Weather in April

April is a refreshing spring month in Manchester, Washington, with an average temperature ranging between min 39.9°F (4.4°C) and max 56.7°F (13.7°C). April's onset witnesses a minor shift in the average high-temperature, moving from a cool 50.9°F (10.5°C) in March to a refreshing 56.7°F (13.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Manchester, Washington, with an average temperature fluctuating between 45°F (7.2°C) and 65.1°F (18.4°C). The arrival of May signals a slight increase in the average high-temperature, moving from a refreshing 56.7°F (13.7°C) in April to a comfortable 65.1°F (18.4°C). Weather in May »

Weather in June

June, the first month of the summer in Manchester, is an agreeable month, with an average temperature fluctuating between 69.4°F (20.8°C) and 48.4°F (9.1°C). June's onset records a minor alteration in the average high-temperature to a pleasant 69.4°F (20.8°C) from May's 65.1°F (18.4°C). Weather in June »

Weather in July

July in Manchester, Washington, is a warm summer month, with an average temperature varying between 77°F (25°C) and 52.7°F (11.5°C). The shift into July is accompanied by a modest temperature increase, with the average high-temperature edging up from an agreeable 69.4°F (20.8°C) in June to a warm 77°F (25°C). Weather in July »

Weather in August

August, the last month of the summer in Manchester, is another warm month, with an average temperature varying between 77.2°F (25.1°C) and 53.6°F (12°C). August is the month when Manchester, Washington, sees the highest average temperatures, with a high of 77.2°F (25.1°C) and a low of 53.6°F (12°C). Weather in August »

Weather in September

September, the first month of the autumn in Manchester, is also an agreeable month, with an average temperature ranging between max 70°F (21.1°C) and min 50.9°F (10.5°C). Manchester's weather subtly changes with the onset of September, barely falling from a warm 77.2°F (25.1°C) in August to an agreeable 70°F (21.1°C). Weather in September »

Weather in October

October, the same as September, in Manchester, Washington, is another mild autumn month, with an average temperature fluctuating between 45°F (7.2°C) and 58.6°F (14.8°C). October's onset brings a slight change in high-temperatures, falling from an agreeable 70°F (21.1°C) in September to a refreshing 58.6°F (14.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Manchester, is also a frosty month, with temperature in the range of an average high of 48.9°F (9.4°C) and an average low of 39.6°F (4.2°C). In the transition to November, Manchester observes a drop in the average high-temperature, moving from a mild 58.6°F (14.8°C) in October to a chilly 48.9°F (9.4°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Manchester, Washington, with temperature in the range of an average high of 43.2°F (6.2°C) and an average low of 34.9°F (1.6°C). December is the coldest month, with an average high-temperature of 43.2°F (6.2°C) and an average low-temperature of 34.9°F (1.6°C). Weather in December »
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Frequently asked questions

What is the rainiest month in Manchester?

The months with the most rainfall in Manchester are January and December, with an average 2.05" (52mm) of precipitation.

How many days does it rain in Manchester?

Throughout the year, in Manchester, there are 138.9 rainfall days, and 12.24" (311mm) of precipitation is accumulated.

When does it snow in Manchester?

Months with snowfall in Manchester, Washington, are January through March, November and December.

How much does it snow in Manchester?

Throughout the year, in Manchester, Washington, there are 7 snowfall days, and 2.36" (60mm) of snow is accumulated.

What are the months with the lowest UV index in Manchester?

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

What is the snowiest month in Manchester?

February is the month with the most snowfall in Manchester, Washington. Snow falls for 2.8 days and accumulates 1.22" (31mm) of snow.

What is the month with the coldest ocean in Manchester?

With an average ocean temperature of 45.3°F (7.4°C), February is the month with the coldest seawater.

When is Daylight Saving Time (DST) in Manchester?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Manchester, Washington, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow in Manchester?

In Manchester, Washington, snow does not fall in April through October.

When are the longest days in Manchester?

The month with the longest days in Manchester is June, with an average of 15h and 54min of daylight.

What is the least humid month in Manchester?

With an average relative humidity of 69%, July is the least humid month in Manchester, Washington.

What is the driest month in Manchester?

The month with the least rainfall in Manchester is July, when the rain falls for 6.2 days and typically collects 0.28" (7mm) of precipitation.

What is the month with the highest UV index in Manchester?

The month with the highest UV index in Manchester, Washington, is July, with an average maximum UV index of 6.

What are the warmest months in Manchester?

August, known for its average high temperature of 77.2°F (25.1°C) and an average low temperature of 53.6°F (12°C), is the warmest month in Manchester, Washington.

What months are the ocean warmest in Manchester?

The months with the warmest seawater are August and September, with an average ocean temperature of 53.2°F (11.8°C).

What month has the most sunshine in Manchester?

With an average of 10.7h of sunshine, August has the most sunshine of the year.

What are the coldest months in Manchester?

In Manchester, December is known for its average lowest temperatures, reaching a high of 43.2°F (6.2°C) and a low of 34.9°F (1.6°C).

What is the most humid month in Manchester?

With an average relative humidity of 87%, December is the most humid month in Manchester.

What is the month with the shortest days in Manchester?

December has the shortest days of the year in Manchester, with an average of 8h and 30min of daylight.

What is the month with the least sunshine in Manchester?

With an average of 4.1h of sunshine, December has the least sunshine of the year in Manchester.

Average temperature
Manchester, WA

Average temperature - Manchester, WA

The warmest month (with the highest average high temperature) is August (77.2°F).
The month with the lowest average high temperature is December (43.2°F).

The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).

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Average pressure
Manchester, WA

Average pressure - Manchester, WA

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

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Average wind speed
Manchester, WA

Average wind speed - Manchester, WA

The windiest month (with the highest average wind speed) is March (5.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.5mph).

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Average rainfall
Manchester, WA

Average rainfall - Manchester, WA

The wettest months (with the highest rainfall) are January and December (2.05").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days
Manchester, WA

Average rainfall days - Manchester, WA

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (5.4 days).

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Average snowfall
Manchester, WA

Average snowfall - Manchester, WA

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Manchester, WA

Average snowfall days - Manchester, WA

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

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Average sea temperature
Manchester, WA

Average sea temperature - Manchester, WA

The best month for swimming (with the highest average sea temperature) is August (53.2°F).
The coldest month (with the lowest average sea temperature) is February (45.3°F).

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Average daylight / Average sunshine
Manchester, WA

Average daylight / Average sunshine - Manchester, WA

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

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Average sunshine days
Manchester, WA

Average sunshine days - Manchester, WA

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (11.8 days).

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Average UV index
Manchester, WA

Average UV index - Manchester, WA

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Manchester, WA

Average visibility - Manchester, WA

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, October, November and December (5mi).

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Manchester, Washington, USA

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