December weather forecast
Red River Hot Springs, ID

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Weather in December

December, the first month of the winter in Red River Hot Springs, is still a freezing cold month, with an average temperature fluctuating between 16.3°F (-8.7°C) and 29.5°F (-1.4°C).

Temperature

Red River Hot Springs, Idaho, reaches its lowest average temperatures in December, measuring 29.5°F (-1.4°C) at the peak and 16.3°F (-8.7°C) at the lowest.

Humidity

In Red River Hot Springs, Idaho, the average relative humidity in December is 90%.

Rainfall

In Red River Hot Springs, during December, the rain falls for 7.4 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Red River Hot Springs, during the entire year, the rain falls for 138.5 days and collects up to 26.54" (674mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. In December, it is snowing for 18.5 days. Throughout December, 16.38" (416mm) of snow is accumulated. In Red River Hot Springs, during the entire year, snow falls for 112.5 days and aggregates up to 101.3" (2573mm) of snow.

Daylight

With an average of 8h and 42min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:02 am and sunset at 3:57 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:06 pm PST.

Sunshine

In December, the average sunshine is 4.6h.

UV index

The months with the lowest UV index are February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 1 during December translates into the following guidance:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

In Red River Hot Springs, the average lowest temperatures are observed in December, with a high of 29.5°F (-1.4°C) and a low of 16.3°F (-8.7°C).

How cold is it in December?

December temperatures vary between a high-temperature of 29.5°F (-1.4°C) and a low-temperature of 16.3°F (-8.7°C).

What is the average humidity in December in Red River Hot Springs?

The average relative humidity in December is 90%.

How much does it rain in December?

In Red River Hot Springs, in December, it is raining for 7.4 days, with typically 2.24" (57mm) of accumulated precipitation.

How much does it snow in Red River Hot Springs in December?

In December, it is snowing for 18.5 days. Throughout December, 16.38" (416mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 42min of daylight.

How many hours of daylight does Red River Hot Springs have in December?

In Red River Hot Springs, the average day length in December is 8h and 44min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:02 am and sunset at 3:57 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:06 pm PST.

How many hours of sunshine does Red River Hot Springs have in December?

In December, the average sunshine duration is 4.6h.

When is the lowest UV index?

The months with the lowest UV index in Red River Hot Springs, Idaho, are February, November and December, with an average maximum UV index of 1.

What is the UV index intensity in December?

In Red River Hot Springs, Idaho, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average max. wind speed
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
Red River Hot Springs, ID

Average temperature in December - Red River Hot Springs, ID
  • Average high temperature in December: 29.5°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 (29.5°F).

  • Average low temperature in December: 16.3°F

The month with the highest average low temperature is August (46.4°F).
The coldest month (with the lowest average low temperature) is December (16.3°F).

Average pressure in December
Red River Hot Springs, ID

Average pressure in December - Red River Hot Springs, ID
  • Average pressure in December: 30.2"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Red River Hot Springs, ID

Average wind speed in December - Red River Hot Springs, ID
  • Average wind speed in December: 4.7mph

The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest months (with the lowest average wind speed) are August and September (3.9mph).

Average humidity in December
Red River Hot Springs, ID

Average humidity in December - Red River Hot Springs, ID
  • Average humidity in December: 90%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is August (53%).

Average rainfall in December
Red River Hot Springs, ID

Average rainfall in December - Red River Hot Springs, ID
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is April (3.39").
The driest month (with the least rainfall) is August (0.79").

Average rainfall days in December
Red River Hot Springs, ID

Average rainfall days in December - Red River Hot Springs, ID
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (7.1 days).

Average snowfall in December
Red River Hot Springs, ID

Average snowfall in December - Red River Hot Springs, ID
  • Average snowfall in December: 16.38"

The month with the highest snowfall is February (20.35").
The months with the least snowfall are July and August (0").

Average snowfall days in December
Red River Hot Springs, ID

Average snowfall days in December - Red River Hot Springs, ID
  • Average snowfall days in December: 18.5 days

The month with the highest number of snowfall days is February (19.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December /
Average sunshine in December
Red River Hot Springs, ID

Average daylight in December / Average sunshine in December - Red River Hot Springs, ID
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in December
Red River Hot Springs, ID

Average sunshine days in December - Red River Hot Springs, ID
  • Average sunshine days in December: 11.5 days

The month with the most sunshine days is August (19.6 days).
The month with the least sunshine days is April (6 days).

Average UV index in December
Red River Hot Springs, ID

Average UV index in December - Red River Hot Springs, ID
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, November and December (UV index 1).

Average cloud cover in December
Red River Hot Springs, ID

Average cloud cover in December - Red River Hot Springs, ID
  • Average cloud cover in December: 55

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in December
Red River Hot Springs, ID

Average visibility in December - Red River Hot Springs, ID
  • Average visibility in December: 4mi

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

Red River Hot Springs, Idaho, USA

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