December weather forecast
Satsop, WA

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Weather in December

The first month of the winter, December, is still a chilly month in Satsop, Washington, with temperature in the range of an average high of 43°F (6.1°C) and an average low of 33.6°F (0.9°C).

Temperature

The coldest time of the year is December, with temperatures averaging a high of 43°F (6.1°C) and a low of 33.6°F (0.9°C).

Humidity

With an average relative humidity of 91%, December is the most humid month in Satsop.

Rainfall

In December, the rain falls for 18.2 days. Throughout December, 4.13" (105mm) of precipitation is accumulated. In Satsop, during the entire year, the rain falls for 163.5 days and collects up to 26.65" (677mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Satsop. In Satsop, in December, snow falls for 0.6 days, with typically accumulated 0.12" (3mm) of snow. In Satsop, during the entire year, snow falls for 5.4 days and aggregates up to 2.32" (59mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 36min of daylight.
On the first day of the month, sunrise is at 7:39 am and sunset at 4:26 pm. On the last day of December, in Satsop, Washington, sunrise is at 7:59 am and sunset at 4:35 pm PST.

Sunshine

The month with the least sunshine in Satsop, Washington, is December, with an average of 3h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 2 in December leads to these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Satsop?

December brings the lowest temperatures in Satsop, with an average high of 43°F (6.1°C) and an average low of 33.6°F (0.9°C).

How cold is it in Satsop in December?

The high-temperature in Satsop, Washington, during December is 43°F (6.1°C) and the low-temperature is 33.6°F (0.9°C).

What is the most humid month in Satsop?

December is the most humid month in Satsop, Washington, with an average relative humidity of 91%.

What is the average humidity in December in Satsop?

The average relative humidity in December is 91%.

How much does it rain in Satsop in December?

In December, the rain falls for 18.2 days. Throughout December, 4.13" (105mm) of precipitation is accumulated.

How much does it snow in Satsop in December?

In Satsop, Washington, in December, snow falls for 0.6 days, with typically accumulated 0.12" (3mm) of snow.

What is the month with the shortest days in Satsop?

With an average of 8h and 36min of daylight, December has the shortest days of the year in Satsop.

How many hours of daylight does Satsop have in December?

In December, the average day length is 8h and 35min.

What time are sunrise and sunset in December in Satsop?

In December, on the first day of the month, sunrise is at 7:39 am and sunset at 4:26 pm. On the last day of the month, in Satsop, Washington, sunrise is at 7:59 am and sunset at 4:35 pm PST.

What is the month with the least sunshine in Satsop?

December has the least sunshine of the year in Satsop, Washington, with an average of 3h of sunshine.

How many hours of sunshine does Satsop have in December?

In Satsop, the average sunshine duration in December is 3h.

When is the lowest UV index in Satsop?

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

How high is the UV index in December in Satsop?

The average daily maximum UV index in December in Satsop is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Satsop, WA

Average temperature in December - Satsop, WA
  • Average high temperature in December: 43°F

The warmest month (with the highest average high temperature) is August (75.7°F).
The month with the lowest average high temperature is December (43°F).

  • Average low temperature in December: 33.6°F

The month with the highest average low temperature is August (49.5°F).
The coldest months (with the lowest average low temperature) are February and December (33.6°F).

Average pressure in December
Satsop, WA

Average pressure in December - Satsop, WA
  • Average pressure in December: 30.06"Hg

The months with the highest atmospheric pressure are January and July (30.07"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).

Average wind speed in December
Satsop, WA

Average wind speed in December - Satsop, WA
  • Average wind speed in December: 4.5mph

The windiest months (with the highest average wind speed) are January and June (4.9mph).
The calmest month (with the lowest average wind speed) is September (3.7mph).

Average humidity in December
Satsop, WA

Average humidity in December - Satsop, WA
  • Average humidity in December: 91%

The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is July (75%).

Average rainfall in December
Satsop, WA

Average rainfall in December - Satsop, WA
  • Average rainfall in December: 4.13"

The wettest month (with the highest rainfall) is January (4.37").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in December
Satsop, WA

Average rainfall days in December - Satsop, WA
  • Average rainfall days in December: 18.2 days

The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is August (5.8 days).

Average snowfall in December
Satsop, WA

Average snowfall in December - Satsop, WA
  • Average snowfall in December: 0.12"

The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Satsop, WA

Average snowfall days in December - Satsop, WA
  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Satsop, WA

Average daylight in December / Average sunshine in December - Satsop, WA
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 3h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).

Average sunshine days in December
Satsop, WA

Average sunshine days in December - Satsop, WA
  • Average sunshine days in December: 11.6 days

The month with the most sunshine days is August (22.2 days).
The month with the least sunshine days is March (9.3 days).

Average UV index in December
Satsop, WA

Average UV index in December - Satsop, WA
  • Average UV index in December: 2

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

Average cloud cover in December
Satsop, WA

Average cloud cover in December - Satsop, WA
  • Average cloud cover in December: 70

The months with the most cloud cover are January and December (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 43).

Average visibility in December
Satsop, WA

Average visibility in December - Satsop, WA
  • Average visibility in December: 3mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September and October (4mi).
The months with the lowest visibility are November and December (3mi).

Satsop, Washington, USA

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