December weather forecast
Naselle, WA

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Weather in December

December, the first month of the winter in Naselle, is also a frosty month, with an average temperature varying between 39.2°F (4°C) and 45.5°F (7.5°C).

Temperature

In Naselle, the month of December is known for its lowest average temperatures, reaching a high of 45.5°F (7.5°C) and a low of 39.2°F (4°C).

Humidity

In Naselle, the average relative humidity in December is 83%.

Rainfall

The month with the most rainfall in Naselle is December, when the rain falls for 21.3 days and typically aggregates up to 6.46" (164mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In December, in Naselle, it is snowing for 0.4 days. Throughout December, 0.04" (1mm) of snow is accumulated. In Naselle, during the entire year, snow falls for 3.1 days and aggregates up to 1.1" (28mm) of snow.

Daylight

December has the shortest days of the year in Naselle, with an average of 8h and 42min of daylight.
On the first day of December in Naselle, Washington, sunrise is at 7:38 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:38 pm PST.

Sunshine

In December, the average sunshine is 4.1h.

UV index

The months with the lowest UV index in Naselle are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 2 suggests this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To cut down UV radiation exposure by about half, sport a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What time of the year is the coldest in Naselle?

Naselle's December weather, with an average high temperature of 45.5°F (7.5°C) and an average low temperature of 39.2°F (4°C), tends to be the coldest of the year.

What is the usual temperature for Naselle in December?

The high-temperature in Naselle during December is 45.5°F (7.5°C) and the low-temperature is 39.2°F (4°C).

What is the average humidity in December in Naselle?

The average relative humidity in December in Naselle, Washington, is 83%.

What is the wettest month in Naselle?

The month with the most rainfall in Naselle, Washington, is December, when the rain falls for 21.3 days and typically aggregates up to 6.46" (164mm) of precipitation.

How much does it rain in Naselle in December?

In Naselle, Washington, in December, it is raining for 21.3 days, with typically 6.46" (164mm) of accumulated precipitation.

How much does it snow in Naselle in December?

In Naselle, Washington, during December, snow falls for 0.4 days and regularly aggregates up to 0.04" (1mm) of snow.

What is the month with the shortest days in Naselle?

December has the shortest days of the year in Naselle, with an average of 8h and 42min of daylight.

What is the average length of the day in December in Naselle?

The average day length in December in Naselle, Washington, is 8h and 40min.

What time are sunrise and sunset in December in Naselle?

On the first day of December in Naselle, Washington, sunrise is at 7:38 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:38 pm PST.

How many hours of sunshine does Naselle have in December?

In Naselle, Washington, the average sunshine duration in December is 4.1h.

What are the months with the lowest UV index in Naselle?

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 December in Naselle?

In Naselle, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
Naselle, WA

Average temperature in December - Naselle, WA
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is August (66°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in December: 39.2°F

The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is December (39.2°F).

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Average pressure in December
Naselle, WA

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

The month with the highest atmospheric pressure is July (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.02"Hg).

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Average wind speed in December
Naselle, WA

Average wind speed in December - Naselle, WA
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in December
Naselle, WA

Average humidity in December - Naselle, WA
  • Average humidity in December: 83%

The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is May (81%).

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Average rainfall in December
Naselle, WA

Average rainfall in December - Naselle, WA
  • Average rainfall in December: 6.46"

The wettest month (with the highest rainfall) is December (6.46").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in December
Naselle, WA

Average rainfall days in December - Naselle, WA
  • Average rainfall days in December: 21.3 days

The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is August (6.2 days).

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Average snowfall in December
Naselle, WA

Average snowfall in December - Naselle, WA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Naselle, WA

Average snowfall days in December - Naselle, WA
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in December
Naselle, WA

Average sunshine days in December - Naselle, WA
  • Average sunshine days in December: 8.2 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in December
Naselle, WA

Average UV index in December - Naselle, WA
  • Average UV index in December: 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 December
Naselle, WA

Average cloud cover in December - Naselle, WA
  • Average cloud cover in December: 57

The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in December
Naselle, WA

Average visibility in December - Naselle, WA
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

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Naselle, Washington, USA

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