August 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 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).

Temperature

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).

Humidity

In August, the average relative humidity in Port Townsend is 76%.

Rainfall

In Port Townsend, Washington, during 6.6 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, in Port Townsend, Washington, there are 180.3 rainfall days, and 21.85" (555mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Port Townsend, Washington.

Ocean temperature

The months with the warmest seawater in Port Townsend are August and September, with an average ocean temperature of 53.1°F (11.7°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In Port Townsend, the average length of the day in August is 14h and 14min.
On the first day of August in Port Townsend, sunrise is at 5:47 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:54 pm PDT.

Sunshine

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

UV index

In August, the average daily maximum UV index in Port Townsend, Washington, is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in August interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Port Townsend?

The warmest month in Port Townsend 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 is the temperature in August in Port Townsend?

The average high-temperature, in August, in Port Townsend, is 67.8°F (19.9°C), while the average low-temperature is 55.4°F (13°C).

What is the average humidity in August in Port Townsend?

In August, the average relative humidity in Port Townsend is 76%.

How many days does it rain in August in Port Townsend?

In Port Townsend, in August, it is raining for 6.6 days, with typically 0.63" (16mm) of accumulated precipitation.

When it does not snow in Port Townsend?

May through October are months without snowfall in Port Townsend, Washington.

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 is the ocean temperature in August in Port Townsend?

In August, the average ocean temperature in Port Townsend, Washington, is 53.1°F (11.7°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Port Townsend have in August?

In August, the average day length is 14h and 14min.

What time are sunrise and sunset in August in Port Townsend?

On the first day of August in Port Townsend, Washington, sunrise is at 5:47 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:54 pm PDT.

What month has the most sunshine in Port Townsend?

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

How many hours of sunshine does Port Townsend have in August?

In August, the average sunshine duration is 11h.

What is the UV index intensity in August in Port Townsend?

In Port Townsend, Washington, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Port Townsend, WA

Average temperature in August - Port Townsend, WA
  • Average high temperature in August: 67.8°F

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).

  • Average low temperature in August: 55.4°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 in August
Port Townsend, WA

Average pressure in August - Port Townsend, WA
  • Average pressure in August: 30.02"Hg

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 in August
Port Townsend, WA

Average wind speed in August - Port Townsend, WA
  • Average wind speed in August: 4mph

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 humidity in August
Port Townsend, WA

Average humidity in August - Port Townsend, WA
  • Average humidity in August: 76%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (75%).

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Average rainfall in August
Port Townsend, WA

Average rainfall in August - Port Townsend, WA
  • Average rainfall in August: 0.63"

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 in August
Port Townsend, WA

Average rainfall days in August - Port Townsend, WA
  • Average rainfall days in August: 6.6 days

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 in August
Port Townsend, WA

Average snowfall in August - Port Townsend, WA
  • Average snowfall in August: 0"

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 in August
Port Townsend, WA

Average snowfall days in August - Port Townsend, WA
  • Average snowfall days in August: 0 days

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 in August
Port Townsend, WA

Average sea temperature in August - Port Townsend, WA
  • Average sea temperature in August: 53°F

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 in August /
Average sunshine in August
Port Townsend, WA

Average daylight in August / Average sunshine in August - Port Townsend, WA
  • Average daylight in August: 14h and 14min

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).

  • Average sunshine in August: 11h and 0min

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 in August
Port Townsend, WA

Average sunshine days in August - Port Townsend, WA
  • Average sunshine days in August: 22.3 days

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 in August
Port Townsend, WA

Average UV index in August - Port Townsend, WA
  • Average UV index in August: 4

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 cloud cover in August
Port Townsend, WA

Average cloud cover in August - Port Townsend, WA
  • Average cloud cover in August: 21

The months with the most cloud cover are January, February and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in August
Port Townsend, WA

Average visibility in August - Port Townsend, WA
  • Average visibility in August: 6mi

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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