Climate and monthly weather forecast
Port Townsend, WA

Victorian design houses from an old age along the beach on a hilly spot overlooking the sea, in Port Townsend, Washington
Victorian design houses from an old age along the beach on a hilly spot overlooking the sea, in Port Townsend, Washington

Weather in January

January, like December, is a frosty winter month in Port Townsend, Washington, with an average temperature varying between 37.6°F (3.1°C) and 43.9°F (6.6°C). In January, the average high-temperature is relatively the same as in December - a still frosty 43.9°F (6.6°C). Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Port Townsend, Washington, with an average temperature fluctuating between 37.4°F (3°C) and 44.2°F (6.8°C). In Port Townsend, the average high-temperature in February is practically the same as in January - a still frosty 44.2°F (6.8°C). Weather in February »

Weather in March

The first month of the spring, March, is still a chilly month in Port Townsend, Washington, with temperature in the range of an average high of 47.8°F (8.8°C) and an average low of 39.6°F (4.2°C). In March, the average high-temperature is relatively the same as in February - a still frosty 47.8°F (8.8°C). Weather in March »

Weather in April

April in Port Townsend, Washington, is a fresh spring month, with temperature in the range of an average high of 52.3°F (11.3°C) and an average low of 43°F (6.1°C). In April, the average high-temperature is relatively the same as in March - a cool 52.3°F (11.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderate month in Port Townsend, Washington, with an average temperature fluctuating between 47.7°F (8.7°C) and 58.8°F (14.9°C). In Port Townsend, the average high-temperature in May slightly increases from a cool 52.3°F (11.3°C) in April to a moderate 58.8°F (14.9°C). Weather in May »

Weather in June

June, the first month of the summer in Port Townsend, is an enjoyable month, with an average temperature fluctuating between 50.9°F (10.5°C) and 62.8°F (17.1°C). In Port Townsend, the average high-temperature in June is essentially the same as in May - a comfortable 62.8°F (17.1°C). Weather in June »

Weather in July

July, like June, in Port Townsend, Washington, is another enjoyable summer month, with an average temperature varying between 67.5°F (19.7°C) and 54.5°F (12.5°C). In July, the average high-temperature is almost the same as in June - a still comfortable 67.5°F (19.7°C). Weather in July »

Weather in August

August, the last month of the summer in Port Townsend, is also an enjoyable month, with an average temperature ranging between max 67.8°F (19.9°C) and min 55.4°F (13°C). The warmest month is August, with an average high-temperature of 67.8°F (19.9°C) and an average low-temperature of 55.4°F (13°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Port Townsend, Washington, with an average temperature varying between 63.1°F (17.3°C) and 52.7°F (11.5°C). In Port Townsend, Washington, the average high-temperature in September is practically the same as in August - a still enjoyable 63.1°F (17.3°C). Weather in September »

Weather in October

October, the same as September, is another fresh autumn month in Port Townsend, Washington, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 55.2°F (12.9°C). In October, the average high-temperature slightly decreases from an enjoyable 63.1°F (17.3°C) in September to a cool 55.2°F (12.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Port Townsend, Washington, with an average temperature varying between 48°F (8.9°C) and 41.9°F (5.5°C). In November, the average high-temperature marginally drops from a fresh 55.2°F (12.9°C) in October to a chilly 48°F (8.9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Port Townsend, Washington, with an average temperature varying between 37.6°F (3.1°C) and 43°F (6.1°C). With an average high-temperature of 43°F (6.1°C) and an average low-temperature of 37.6°F (3.1°C), December is the coldest month. Weather in December »
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FAQ

What is the most humid month in Port Townsend?

With an average relative humidity of 83%, January is the most humid month.

How many days does it rain in Port Townsend?

In Port Townsend, during the entire year, the rain falls for 180.3 days and collects up to 21.85" (555mm) of precipitation.

When does it snow in Port Townsend?

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

How much does it snow in Port Townsend?

In Port Townsend, Washington, during the entire year, snow falls for 7.8 days and aggregates up to 4.84" (123mm) of snow.

What are the months with the coldest ocean in Port Townsend?

January, February and April, with an average ocean temperature of 45.1°F (7.3°C), are months with the coldest seawater in Port Townsend, Washington.

What is the month with the least sunshine in Port Townsend?

January has the least sunshine of the year in Port Townsend, Washington, with an average of 4.8h of sunshine.

What are the months with the lowest UV index in Port Townsend?

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

When does it snow the most in Port Townsend?

February is the month with the most snowfall in Port Townsend, Washington. Snow falls for 2.8 days and accumulates 2.87" (73mm) of snow.

When is Daylight Saving Time (DST) in Port Townsend?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow in Port Townsend?

In Port Townsend, Washington, snow does not fall in May through October.

When are the longest days in Port Townsend?

With an average of 16h and 0min of daylight, June has the longest days of the year.

What is the least humid month in Port Townsend?

The least humid month is July, with an average relative humidity of 75%.

What is the driest month in Port Townsend?

July is the month with the least rainfall in Port Townsend. Rain falls for 8.3 days and accumulates 0.43" (11mm) of precipitation.

When is the highest UV index in Port Townsend?

The month with the highest UV index in Port Townsend is July, with an average maximum UV index of 5.

What is the warmest month in Port Townsend?

The warmest month is August, with an average high-temperature of 67.8°F (19.9°C) and an average low-temperature of 55.4°F (13°C).

What are the months with the warmest ocean in Port Townsend?

August and September, with an average ocean temperature of 53.1°F (11.7°C), are months with the warmest seawater in Port Townsend.

What month has the most sunshine in Port Townsend?

August has the most sunshine of the year, with an average of 11h of sunshine.

What is the wettest month in Port Townsend?

The month with the most rainfall is November, when the rain falls for 19.1 days and typically aggregates up to 2.91" (74mm) of precipitation.

What is the coldest month in Port Townsend?

With an average high-temperature of 43°F (6.1°C) and an average low-temperature of 37.6°F (3.1°C), December is the coldest month in Port Townsend.

What is the month with the shortest days in Port Townsend?

With an average of 8h and 26min of daylight, December has the shortest days of the year in Port Townsend, Washington.

Average temperature
Port Townsend, WA

Average temperature - Port Townsend, WA

The warmest month (with the highest average high temperature) is August (67.8°F).
The month with the lowest average high temperature is December (43°F).

The month with the highest average low temperature is August (55.4°F).
The coldest month (with the lowest average low temperature) is February (37.4°F).

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Average pressure
Port Townsend, WA

Average pressure - Port Townsend, WA

The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.01"Hg).

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Average wind speed
Port Townsend, WA

Average wind speed - Port Townsend, WA

The windiest month (with the highest average wind speed) is November (7.4mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average rainfall
Port Townsend, WA

Average rainfall - Port Townsend, WA

The wettest month (with the highest rainfall) is November (2.91").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days
Port Townsend, WA

Average rainfall days - Port Townsend, WA

The month with the highest number of rainy days is March (20.7 days).
The month with the least rainy days is August (6.6 days).

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Average snowfall
Port Townsend, WA

Average snowfall - Port Townsend, WA

The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Port Townsend, WA

Average snowfall days - Port Townsend, 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
Port Townsend, WA

Average sea temperature - Port Townsend, WA

The best month for swimming (with the highest average sea temperature) is August (53°F).
The coldest month (with the lowest average sea temperature) is February (45°F).

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Average daylight / Average sunshine
Port Townsend, WA

Average daylight / Average sunshine - Port Townsend, WA

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 26min).

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days
Port Townsend, WA

Average sunshine days - Port Townsend, WA

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is March (8.2 days).

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Average UV index
Port Townsend, WA

Average UV index - Port Townsend, WA

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Port Townsend, WA

Average visibility - Port Townsend, WA

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

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