January 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 another chilly winter month in Port Townsend, Washington, with temperature in the range of an average low of 37.6°F (3.1°C) and an average high of 43.9°F (6.6°C).

Temperature

In Port Townsend, the average high-temperature in January is almost the same as in December - a still chilly 43.9°F (6.6°C). In Port Townsend, Washington, in January, the average low-temperature is 37.6°F (3.1°C).

Humidity

The most humid month is January, with an average relative humidity of 83%.

Rainfall

In Port Townsend, Washington, during January, the rain falls for 17.8 days and regularly aggregates up to 2.52" (64mm) of precipitation. In Port Townsend, during the entire year, the rain falls for 180.3 days and collects up to 21.85" (555mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Port Townsend, Washington. In Port Townsend, in January, during 1.8 snowfall days, 1.02" (26mm) of snow is typically accumulated. Throughout the year, there are 7.8 snowfall days, and 4.84" (123mm) of snow is accumulated.

Ocean temperature

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.
Note: Swimming in 45.1°F (7.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In January, the average length of the day is 8h and 54min.
On the first day of January in Port Townsend, Washington, sunrise is at 8:01 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:08 pm PST.

Sunshine

January has the least sunshine of the year, with an average of 4.8h of sunshine.

UV index

The months with the lowest UV index in Port Townsend are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in January in Port Townsend?

In January, in Port Townsend, Washington, the average high-temperature is 43.9°F (6.6°C), and the average low-temperature is 37.6°F (3.1°C).

What is the most humid month in Port Townsend?

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

What is the average humidity in January in Port Townsend?

In Port Townsend, Washington, the average relative humidity in January is 83%.

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

In January, the rain falls for 17.8 days. Throughout January, 2.52" (64mm) of precipitation is accumulated.

How much does it snow in Port Townsend in January?

In January, in Port Townsend, Washington, it is snowing for 1.8 days. Throughout January, 1.02" (26mm) of snow is accumulated.

What months are the ocean coldest in Port Townsend?

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

How cold is the water in January in Port Townsend?

In January, the average ocean temperature in Port Townsend is 45.1°F (7.3°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 January?

The average day length in January is 8h and 54min.

When are sunrise and sunset in January in Port Townsend?

In January, on the first day of the month, sunrise is at 8:01 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:08 pm PST.

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

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

How long on average sun shines in January in Port Townsend?

In Port Townsend, Washington, the average sunshine duration in January is 4.8h.

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

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

How high is the UV index in January in Port Townsend?

In Port Townsend, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Port Townsend, WA

Average temperature in January - Port Townsend, WA
  • Average high temperature in January: 43.9°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 January: 37.6°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 January
Port Townsend, WA

Average pressure in January - Port Townsend, WA
  • Average pressure in January: 30.08"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 January
Port Townsend, WA

Average wind speed in January - Port Townsend, WA
  • Average wind speed in January: 7mph

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 January
Port Townsend, WA

Average humidity in January - Port Townsend, WA
  • Average humidity in January: 83%

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 January
Port Townsend, WA

Average rainfall in January - Port Townsend, WA
  • Average rainfall in January: 2.52"

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 January
Port Townsend, WA

Average rainfall days in January - Port Townsend, WA
  • Average rainfall days in January: 17.8 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 January
Port Townsend, WA

Average snowfall in January - Port Townsend, WA
  • Average snowfall in January: 1.02"

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 January
Port Townsend, WA

Average snowfall days in January - Port Townsend, WA
  • Average snowfall days in January: 1.8 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 January
Port Townsend, WA

Average sea temperature in January - Port Townsend, WA
  • Average sea temperature in January: 45.1°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 January /
Average sunshine in January
Port Townsend, WA

Average daylight in January / Average sunshine in January - Port Townsend, WA
  • Average daylight in January: 8h and 54min

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 January: 4h and 48min

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 January
Port Townsend, WA

Average sunshine days in January - Port Townsend, WA
  • Average sunshine days in January: 10.6 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 January
Port Townsend, WA

Average UV index in January - Port Townsend, WA
  • Average UV index in January: 2

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 January
Port Townsend, WA

Average cloud cover in January - Port Townsend, WA
  • Average cloud cover in January: 50

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 January
Port Townsend, WA

Average visibility in January - Port Townsend, WA
  • Average visibility in January: 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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