December weather forecast
Kingston, ID

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Weather in December

The first month of the winter, December, is also a subzero cold month in Kingston, Idaho, with an average temperature fluctuating between 30.4°F (-0.9°C) and 19.8°F (-6.8°C).

Temperature

December, noted for its average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 19.8°F (-6.8°C), is considered the coldest month.

Humidity

The average relative humidity in December is 90%.

Rainfall

In Kingston, in December, it is raining for 8 days, with typically 2.56" (65mm) of accumulated precipitation. In Kingston, during the entire year, the rain falls for 140.1 days and collects up to 22.2" (564mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In December, it is snowing for 13.5 days. Throughout December, 9.65" (245mm) of snow is accumulated. Throughout the year, there are 57.8 snowfall days, and 45.31" (1151mm) of snow is accumulated.

Daylight

With an average of 8h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:13 am and sunset at 3:55 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:03 pm PST.

Sunshine

The months with the least sunshine are January and December, with an average of 3.6h of sunshine.

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 radiation for the average person.
Note: The maximum UV index, 1 during December, leads to the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Kingston's coldest weather arrives in December, when temperatures average a high of 30.4°F (-0.9°C) and a low of 19.8°F (-6.8°C).

How cold is it in December?

In December, in Kingston, the average high-temperature is 30.4°F (-0.9°C), and the average low-temperature is 19.8°F (-6.8°C).

What is the average humidity in December?

In December, the average relative humidity is 90%.

How much does it rain in December?

In Kingston, Idaho, in December, during 8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

How many days does it snow in December?

In December, in Kingston, it is snowing for 13.5 days. Throughout December, 9.65" (245mm) of snow is accumulated.

What is the month with the shortest days in Kingston?

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

How many hours of daylight does Kingston have in December?

The average day length in December is 8h and 31min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:13 am and sunset at 3:55 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:03 pm PST.

What are the months with the least sunshine?

January and December, with an average of 3.6h of sunshine, are months with the least sunshine.

How many hours of sunshine does Kingston have in December?

The average sunshine duration in December is 3.6h.

What are the months with the lowest UV index?

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 Kingston, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Kingston, ID

Average temperature in December - Kingston, ID
  • Average high temperature in December: 30.4°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (30.4°F).

  • Average low temperature in December: 19.8°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (19.8°F).

Average pressure in December
Kingston, ID

Average pressure in December - Kingston, ID
  • Average pressure in December: 30.17"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).

Average wind speed in December
Kingston, ID

Average wind speed in December - Kingston, ID
  • Average wind speed in December: 4mph

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest months (with the lowest average wind speed) are September and December (4mph).

Average humidity in December
Kingston, ID

Average humidity in December - Kingston, ID
  • Average humidity in December: 90%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (52%).

Average rainfall in December
Kingston, ID

Average rainfall in December - Kingston, ID
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is January (2.8").
The driest month (with the least rainfall) is July (0.51").

Average rainfall days in December
Kingston, ID

Average rainfall days in December - Kingston, ID
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is March (17.8 days).
The month with the least rainy days is August (6.3 days).

Average snowfall in December
Kingston, ID

Average snowfall in December - Kingston, ID
  • Average snowfall in December: 9.65"

The month with the highest snowfall is January (12.36").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Kingston, ID

Average snowfall days in December - Kingston, ID
  • Average snowfall days in December: 13.5 days

The month with the highest number of snowfall days is December (13.5 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Kingston, ID

Average daylight in December / Average sunshine in December - Kingston, ID
  • 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: 3h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 36min).

Average sunshine days in December
Kingston, ID

Average sunshine days in December - Kingston, ID
  • Average sunshine days in December: 13.4 days

The month with the most sunshine days is July (22.9 days).
The month with the least sunshine days is March (8.7 days).

Average UV index in December
Kingston, ID

Average UV index in December - Kingston, ID
  • 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).

Average cloud cover in December
Kingston, ID

Average cloud cover in December - Kingston, ID
  • Average cloud cover in December: 64

The months with the most cloud cover are January, February and December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in December
Kingston, ID

Average visibility in December - Kingston, ID
  • Average visibility in December: 3mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (3mi).

Kingston, Idaho, USA

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