December weather forecast
Enumclaw, WA

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Weather in December

December, the first month of the winter in Enumclaw, is still a cold month, with temperature in the range of an average low of 30.2°F (-1°C) and an average high of 39.9°F (4.4°C).

Temperature

Enumclaw's coldest month, December, registers temperatures that range from a high of 39.9°F (4.4°C) to a low of 30.2°F (-1°C).

Humidity

In Enumclaw, Washington, the average relative humidity in December is 86%.

Rainfall

In Enumclaw, during December, the rain falls for 17.6 days and regularly aggregates up to 5.59" (142mm) of precipitation. In Enumclaw, during the entire year, the rain falls for 181.2 days and collects up to 38.82" (986mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Enumclaw. In Enumclaw, Washington, in December, snow falls for 4.1 days, with typically accumulated 2.36" (60mm) of snow. In Enumclaw, during the entire year, snow falls for 20.8 days and aggregates up to 14.29" (363mm) of snow.

Daylight

With an average of 8h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:34 am and sunset at 4:19 pm. On the last day of December, in Enumclaw, Washington, sunrise is at 7:54 am and sunset at 4:28 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 3.9h of sunshine.

UV index

The average daily maximum UV index in December in Enumclaw is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 2 during December leads to these advisories:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Enumclaw?

December is the coldest month in Enumclaw, Washington, with an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 30.2°F (-1°C).

Is it cold in Enumclaw during December?

An average high-temperature, in December, in Enumclaw, is 39.9°F (4.4°C) and the average low-temperature is 30.2°F (-1°C).

What is the average humidity in December in Enumclaw?

The average relative humidity in December in Enumclaw, Washington, is 86%.

How many days does it rain in December in Enumclaw?

In Enumclaw, Washington, in December, it is raining for 17.6 days, with typically 5.59" (142mm) of accumulated precipitation.

How much does it snow in Enumclaw in December?

In Enumclaw, in December, snow falls for 4.1 days, with typically accumulated 2.36" (60mm) of snow.

What is the month with the shortest days in Enumclaw?

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

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

The average day length in December in Enumclaw, Washington, is 8h and 34min.

What time are sunrise and sunset in December in Enumclaw?

In December, on the first day of the month, sunrise is at 7:34 am and sunset at 4:19 pm. On the last day of the month, in Enumclaw, sunrise is at 7:54 am and sunset at 4:28 pm PST.

What is the month with the least sunshine in Enumclaw?

With an average of 3.9h of sunshine, December has the least sunshine of the year in Enumclaw.

How many hours of sunshine does Enumclaw have in December?

The average sunshine duration in December in Enumclaw, Washington, is 3.9h.

How high is the UV index in December in Enumclaw?

In Enumclaw, the average daily maximum UV index in December 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Enumclaw, WA

Average temperature in December - Enumclaw, WA
  • Average high temperature in December: 39.9°F

The warmest month (with the highest average high temperature) is August (73.9°F).
The month with the lowest average high temperature is December (39.9°F).

  • Average low temperature in December: 30.2°F

The month with the highest average low temperature is August (48.9°F).
The coldest month (with the lowest average low temperature) is December (30.2°F).

Average pressure in December
Enumclaw, WA

Average pressure in December - Enumclaw, WA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

Average wind speed in December
Enumclaw, WA

Average wind speed in December - Enumclaw, WA
  • Average wind speed in December: 4.9mph

The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in December
Enumclaw, WA

Average humidity in December - Enumclaw, WA
  • Average humidity in December: 86%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is July (70%).

Average rainfall in December
Enumclaw, WA

Average rainfall in December - Enumclaw, WA
  • Average rainfall in December: 5.59"

The wettest month (with the highest rainfall) is January (5.71").
The driest month (with the least rainfall) is July (0.59").

Average rainfall days in December
Enumclaw, WA

Average rainfall days in December - Enumclaw, WA
  • Average rainfall days in December: 17.6 days

The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is August (6.8 days).

Average snowfall in December
Enumclaw, WA

Average snowfall in December - Enumclaw, WA
  • Average snowfall in December: 2.36"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Enumclaw, WA

Average snowfall days in December - Enumclaw, WA
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is February (5.9 days).
The months with the least snowfall days are June, July, August and October (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

Average sunshine days in December
Enumclaw, WA

Average sunshine days in December - Enumclaw, WA
  • Average sunshine days in December: 10.8 days

The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is February (8.8 days).

Average UV index in December
Enumclaw, WA

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

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in December
Enumclaw, WA

Average cloud cover in December - Enumclaw, WA
  • Average cloud cover in December: 58

The month with the most cloud cover is March (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in December
Enumclaw, WA

Average visibility in December - Enumclaw, WA
  • Average visibility in December: 4mi

The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

Enumclaw, Washington, USA

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