December weather forecast
Marsing, ID

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Weather in December

The first month of the winter, December, is also a wintry month in Marsing, Idaho, with an average temperature fluctuating between 24.4°F (-4.2°C) and 35.8°F (2.1°C).

Temperature

With its high average temperature of 35.8°F (2.1°C) and a low of 24.4°F (-4.2°C), December is regarded as the coldest month.

Humidity

In Marsing, the average relative humidity in December is 76%.

Rainfall

The month with the most rainfall is December, when the rain falls for 10.6 days and typically aggregates up to 1.38" (35mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. December is the month with the most snowfall. Snow falls for 7.5 days and accumulates 3.39" (86mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 8:01 am and sunset at 5:11 pm. On the last day of December, sunrise is at 8:20 am and sunset at 5:20 pm MST.

Sunshine

December has the least sunshine of the year, with an average of 5.5h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Marsing's coldest temperatures are experienced in December, with average high temperatures of 35.8°F (2.1°C) and lows of 24.4°F (-4.2°C).

How cold is it in December?

During December, Marsing experiences an average high-temperature of 35.8°F (2.1°C) and a low-temperature of 24.4°F (-4.2°C).

What is the average humidity in December?

In December, the average relative humidity is 76%.

What is the rainiest month?

The month with the most rainfall in Marsing is December, when the rain falls for 10.6 days and typically aggregates up to 1.38" (35mm) of precipitation.

How much does it rain in December?

In Marsing, in December, it is raining for 10.6 days, with typically 1.38" (35mm) of accumulated precipitation.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 7.5 days and typically aggregates up to 3.39" (86mm) of snow.

How many days does it snow in December?

In Marsing, during December, snow falls for 7.5 days and regularly aggregates up to 3.39" (86mm) of snow.

What is the month with the shortest days?

With an average of 9h and 0min of daylight, December has the shortest days of the year.

How many hours of daylight does Marsing have in December?

In Marsing, the average day length in December is 9h and 1min.

When are sunrise and sunset in December?

On the first day of December in Marsing, sunrise is at 8:01 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 5:20 pm MST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5.5h of sunshine.

How many hours of sunshine does Marsing have in December?

In Marsing, the average sunshine duration in December is 5.5h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in December?

In Marsing, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Marsing, ID

Average temperature in December - Marsing, ID
  • Average high temperature in December: 35.8°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is December (35.8°F).

  • Average low temperature in December: 24.4°F

The months with the highest average low temperature are July and August (62.8°F).
The coldest month (with the lowest average low temperature) is December (24.4°F).

Average pressure in December
Marsing, ID

Average pressure in December - Marsing, ID
  • Average pressure in December: 30.21"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

Average wind speed in December
Marsing, ID

Average wind speed in December - Marsing, ID
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).

Average humidity in December
Marsing, ID

Average humidity in December - Marsing, ID
  • Average humidity in December: 76%

The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are July and August (29%).

Average rainfall in December
Marsing, ID

Average rainfall in December - Marsing, ID
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is December (1.38").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days in December
Marsing, ID

Average rainfall days in December - Marsing, ID
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is July (3.3 days).

Average snowfall in December
Marsing, ID

Average snowfall in December - Marsing, ID
  • Average snowfall in December: 3.39"

The month with the highest snowfall is December (3.39").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Marsing, ID

Average snowfall days in December - Marsing, ID
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is December (7.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Marsing, ID
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in December
Marsing, ID

Average sunshine days in December - Marsing, ID
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is July (25.1 days).
The month with the least sunshine days is March (13.6 days).

Average UV index in December
Marsing, ID

Average UV index in December - Marsing, ID
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Marsing, ID

Average cloud cover in December - Marsing, ID
  • Average cloud cover in December: 41

The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in December
Marsing, ID

Average visibility in December - Marsing, ID
  • Average visibility in December: 6mi

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

Marsing, Idaho, USA

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