December weather forecast
Entiat, WA

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Weather in December

The first month of the winter, December, is still a freezing cold month in Entiat, Washington, with an average temperature ranging between min 19°F (-7.2°C) and max 30.2°F (-1°C).

Temperature

December is the coldest month, with an average high-temperature of 30.2°F (-1°C) and an average low-temperature of 19°F (-7.2°C).

Humidity

The average relative humidity in December in Entiat is 88%.

Rainfall

The month with the most rainfall in Entiat is December, when the rain falls for 7.5 days and typically aggregates up to 1.65" (42mm) of precipitation.

Snowfall

Months with snowfall in Entiat are January through April, September through December. The month with the most snowfall is December, when snow falls for 11.9 days and typically aggregates up to 9.06" (230mm) of snow.

Daylight

With an average of 8h and 30min of daylight, December has the shortest days of the year in Entiat.
On the first day of December in Entiat, sunrise is at 7:29 am and sunset at 4:11 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 4:19 pm PST.

Sunshine

In Entiat, Washington, the average sunshine in December is 4.5h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the coldest month in Entiat?

In Entiat, December is the month with the lowest recorded average temperatures, measuring a high of 30.2°F (-1°C) and a low of 19°F (-7.2°C).

How cold is it in Entiat in December?

The high-temperature during December is 30.2°F (-1°C) and the low-temperature is 19°F (-7.2°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is evaluated at 82.4°F (28°C).

What is the average humidity in December in Entiat?

The average relative humidity in December in Entiat is 88%.

What is the rainiest month in Entiat?

The month with the most rainfall is December, when the rain falls for 7.5 days and typically aggregates up to 1.65" (42mm) of precipitation.

How much does it rain in Entiat in December?

In December, in Entiat, Washington, the rain falls for 7.5 days. Throughout December, 1.65" (42mm) of precipitation is accumulated.

When does it snow the most in Entiat?

December is the month with the most snowfall in Entiat, Washington. Snow falls for 11.9 days and accumulates 9.06" (230mm) of snow.

How much does it snow in Entiat in December?

In Entiat, Washington, during December, snow falls for 11.9 days and regularly aggregates up to 9.06" (230mm) of snow.

What is the month with the shortest days in Entiat?

The month with the shortest days is December, with an average of 8h and 30min of daylight.

How many hours of daylight does Entiat have in December?

The average day length in December is 8h and 30min.

When is the sunrise / sunset in December in Entiat?

In December, on the first day of the month, sunrise is at 7:29 am and sunset at 4:11 pm. On the last day of the month, in Entiat, Washington, sunrise is at 7:49 am and sunset at 4:19 pm PST.

How long on average sun shines in December in Entiat?

In December, the average sunshine duration in Entiat is 4.5h.

What is the month with the lowest UV index in Entiat?

The months with the lowest UV index in Entiat are January through March, October through December, with an average maximum UV index of 2.

What is the UV index reading in December in Entiat?

In December, the average daily maximum UV index in Entiat, Washington, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from 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
Entiat, WA

Average temperature in December - Entiat, WA
  • Average high temperature in December: 30.2°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is December (30.2°F).

  • Average low temperature in December: 19°F

The month with the highest average low temperature is August (55.8°F).
The coldest months (with the lowest average low temperature) are January and December (19°F).

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Average pressure in December
Entiat, WA

Average pressure in December - Entiat, WA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

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Average wind speed in December
Entiat, WA

Average wind speed in December - Entiat, WA
  • Average wind speed in December: 3.5mph

The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest months (with the lowest average wind speed) are January and December (3.5mph).

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Average humidity in December
Entiat, WA

Average humidity in December - Entiat, WA
  • Average humidity in December: 88%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are July and August (43%).

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Average rainfall in December
Entiat, WA

Average rainfall in December - Entiat, WA
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is December (1.65").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in December
Entiat, WA

Average rainfall days in December - Entiat, WA
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is August (3.8 days).

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Average snowfall in December
Entiat, WA

Average snowfall in December - Entiat, WA
  • Average snowfall in December: 9.06"

The month with the highest snowfall is December (9.06").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in December
Entiat, WA

Average snowfall days in December - Entiat, WA
  • Average snowfall days in December: 11.9 days

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Entiat, WA
  • Average daylight in December: 8h and 3min

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 30min).

  • Average sunshine in December: 4h and 3min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in December
Entiat, WA

Average sunshine days in December - Entiat, WA
  • Average sunshine days in December: 15.2 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is March (13.2 days).

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Average UV index in December
Entiat, WA

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in December
Entiat, WA

Average cloud cover in December - Entiat, WA
  • Average cloud cover in December: 52

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in December
Entiat, WA

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

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Entiat, Washington, USA

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