December weather forecast
Republic, WA

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Weather in December

The first month of the winter, December, is also a subzero cold month in Republic, Washington, with an average temperature ranging between min 13.1°F (-10.5°C) and max 27°F (-2.8°C).

Temperature

In Republic, the month of December is known for its lowest average temperatures, reaching a high of 27°F (-2.8°C) and a low of 13.1°F (-10.5°C).

Humidity

In December, the average relative humidity in Republic is 92%.

Rainfall

In Republic, during December, the rain falls for 5.7 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 112.2 rainfall days, and 14.69" (373mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Republic. The month with the most snowfall in Republic is December, when snow falls for 17.3 days and typically aggregates up to 9.76" (248mm) of snow.

Daylight

With an average of 8h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:27 am and sunset at 4:01 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 4:09 pm PST.

Sunshine

In Republic, the average sunshine in December is 4.3h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What is the coldest month in Republic?

Republic's December weather, with an average high temperature of 27°F (-2.8°C) and an average low temperature of 13.1°F (-10.5°C), tends to be the coldest of the year.

How cold is it in Republic in December?

In Republic, in December, the average high-temperature is 27°F (-2.8°C), and the average low-temperature is 13.1°F (-10.5°C).

What is the average humidity in December in Republic?

In Republic, Washington, the average relative humidity in December is 92%.

How much does it rain in Republic in December?

In Republic, Washington, in December, it is raining for 5.7 days, with typically 1.34" (34mm) of accumulated precipitation.

When does it snow the most in Republic?

The month with the most snowfall is December, when snow falls for 17.3 days and typically aggregates up to 9.76" (248mm) of snow.

How many days does it snow in December in Republic?

In Republic, in December, during 17.3 snowfall days, 9.76" (248mm) of snow is typically accumulated.

What is the month with the shortest days in Republic?

December has the shortest days of the year, with an average of 8h and 24min of daylight.

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

The average day length in December in Republic is 8h and 22min.

When is the sunrise / sunset in December in Republic?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 4:01 pm. On the last day of the month, in Republic, Washington, sunrise is at 7:47 am and sunset at 4:09 pm PST.

How long on average sun shines in December in Republic?

In Republic, Washington, the average sunshine duration in December is 4.3h.

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

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in December in Republic?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat 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
Republic, WA

Average temperature in December - Republic, WA
  • Average high temperature in December: 27°F

The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (27°F).

  • Average low temperature in December: 13.1°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

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Average pressure in December
Republic, WA

Average pressure in December - Republic, WA
  • Average pressure in December: 30.16"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

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Average wind speed in December
Republic, WA

Average wind speed in December - Republic, WA
  • Average wind speed in December: 3.7mph

The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest months (with the lowest average wind speed) are January, February and December (3.7mph).

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Average humidity in December
Republic, WA

Average humidity in December - Republic, WA
  • Average humidity in December: 92%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (49%).

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Average rainfall in December
Republic, WA

Average rainfall in December - Republic, WA
  • Average rainfall in December: 1.34"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is August (0.47").

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Average rainfall days in December
Republic, WA

Average rainfall days in December - Republic, WA
  • Average rainfall days in December: 5.7 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is December (5.7 days).

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Average snowfall in December
Republic, WA

Average snowfall in December - Republic, WA
  • Average snowfall in December: 9.76"

The month with the highest snowfall is December (9.76").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Republic, WA

Average snowfall days in December - Republic, WA
  • Average snowfall days in December: 17.3 days

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Republic, WA
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Republic, WA

Average sunshine days in December - Republic, WA
  • Average sunshine days in December: 13.7 days

The month with the most sunshine days is August (22.4 days).
The month with the least sunshine days is March (10.8 days).

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Average UV index in December
Republic, WA

Average UV index in December - Republic, WA
  • Average UV index in December: 1

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

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Average cloud cover in December
Republic, WA

Average cloud cover in December - Republic, WA
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in December
Republic, WA

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

The months with the highest visibility are April, May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

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Republic, Washington, USA

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