January weather forecast and climate
Deer Park, WA

Pine tree forests in the hilly region in the Olympic National Park in Deer Park, Washington
Pine tree forests in the hilly region in the Olympic National Park in Deer Park, Washington

Weather in January

January is a cold winter month in Deer Park, Washington, with average temperature ranging between min 21.2°F (-6°C) and max 32.4°F (0.2°C).

Temperature

In Deer Park, the average high-temperature is relatively the same as in December - a wintry 32.4°F (0.2°C). In Deer Park, Washington, in January, the average low-temperature is 21.2°F (-6°C).

Humidity

January is the most humid month in Deer Park, Washington, with an average relative humidity of 92%.

Rainfall

January is the month with the most rainfall in Deer Park. Rain falls for 8.8 days and accumulates 2.4" (61mm) of precipitation.

Snowfall

Months with snowfall in Deer Park are January through May, September through December. The month with the most snowfall is January when snow falls for 16 days and typically aggregates up to 13.23" (336mm) of snow.

Daylight

The average length of the day in January is 8.9h.

Sunshine

January has the least sunshine of the year in Deer Park, with an average of 3.4h of sunshine.

UV index

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the most humid month in Deer Park?

January is the most humid month in Deer Park, with an average relative humidity of 92%.

What is the average humidity in January in Deer Park?

In Deer Park, the average relative humidity in January is 92%.

What is the rainiest month in Deer Park?

The month with the most rainfall in Deer Park is January when the rain falls for 8.8 days and typically aggregates up to 2.4" (61mm) of precipitation.

How many days does it rain in January in Deer Park?

In Deer Park, in January, during 8.8 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

What is the snowiest month in Deer Park?

January is the month with the most snowfall in Deer Park. Snow falls for 16 days and accumulates 13.23" (336mm) of snow.

How many days does it snow in January in Deer Park?

In January, it is snowing for 16 days. Throughout January, 13.23" (336mm) of snow is accumulated.

How many hours of daylight does Deer Park have in January?

In January, the average length of the day in Deer Park, Washington, is 8.9h.

What is the month with the least sunshine in Deer Park?

With an average of 3.4h of sunshine, January has the least sunshine of the year in Deer Park, Washington.

How many hours of sunshine does Deer Park have in January?

The average sunshine in January is 3.4h.

What is the UV index intensity in January in Deer Park?

In Deer Park, Washington, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation.

Average temperature in January
Deer Park, WA

Average temperature in January - Deer Park, WA
  • Average high temperature in January: 32.4°F

The warmest month (with the highest average high temperature) is August (84°F).
The month with the lowest average high temperature is December (31.3°F).

  • Average low temperature in January: 21.2°F

The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

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Average pressure in January
Deer Park, WA

Average pressure in January - Deer Park, WA
  • Average pressure in January: 30.19"

The month with the highest atmospheric pressure is January (30.19").
Months with the lowest atmospheric pressure are June and August (29.91").

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Average wind speed in January
Deer Park, WA

Average wind speed in January - Deer Park, WA
  • Average wind speed in January: 4.1mph

The windiest month (with the highest average wind speed) is April (5.6mph).
The calmest month (with the lowest average wind speed) is December (4mph).

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Average humidity in January
Deer Park, WA

Average humidity in January - Deer Park, WA
  • Average humidity in January: 92%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in January
Deer Park, WA

Average rainfall in January - Deer Park, WA
  • Average rainfall in January: 2.4"

The wettest month (with the highest rainfall) is January (2.4").
The driest month (with the least rainfall) is August (0.31").

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Average rainfall days in January
Deer Park, WA

Average rainfall days in January - Deer Park, WA
  • Average rainfall days in January: 8.8 days

The month with the highest number of rainy days is March (16.2 days).
The month with the least rainy days is August (5.1 days).

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Average snowfall in January
Deer Park, WA

Average snowfall in January - Deer Park, WA
  • Average snowfall in January: 13.23"

The month with the highest snowfall is January (13.23").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Deer Park, WA

Average snowfall days in January - Deer Park, WA
  • Average snowfall days in January: 16 days

The month with the highest number of snowfall days is December (16.9 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in January /
Average sunshine in January
Deer Park, WA

Average daylight in January / Average sunshine in January - Deer Park, WA
  • Average daylight in January: 8.9h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.5h).

  • Average sunshine in January: 3.4h

The month with the most sunshine is August (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 3.4h).

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Average sunshine days in January
Deer Park, WA

Average sunshine days in January - Deer Park, WA
  • Average sunshine days in January: 11.6 days

The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is March (9.7 days).

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Average UV index in January
Deer Park, WA

Average UV index in January - Deer Park, WA
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are February, November and December (UV index 1).

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Average cloud cover in January
Deer Park, WA

Average cloud cover in January - Deer Park, WA
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in January
Deer Park, WA

Average visibility in January - Deer Park, WA
  • Average visibility in January: 3mi

Months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

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