December weather forecast
Elba, ID

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Weather in December

The first month of the winter, December, is also a subzero cold month in Elba, Idaho, with an average temperature ranging between max 30.9°F (-0.6°C) and min 19.8°F (-6.8°C).

Temperature

With average high temperatures of 30.9°F (-0.6°C) and lows of 19.8°F (-6.8°C), December is the coldest month.

Humidity

The average relative humidity in December is 81%.

Rainfall

In Elba, in December, during 9.5 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Elba, during the entire year, the rain falls for 106.9 days and collects up to 11.42" (290mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In December, it is snowing for 14.6 days. Throughout December, 7.68" (195mm) of snow is accumulated. In Elba, during the entire year, snow falls for 56.6 days and aggregates up to 33.74" (857mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:44 am and sunset at 5:02 pm. On the last day of December, sunrise is at 8:02 am and sunset at 5:12 pm MST.

Sunshine

In December, the average sunshine in Elba is 5.7h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Elba, Idaho, reaches its average lowest temperatures in December, measuring 30.9°F (-0.6°C) at the peak and 19.8°F (-6.8°C) at the lowest.

How cold is December?

The high-temperature, in December, in Elba, records 30.9°F (-0.6°C), while the low-temperature is 19.8°F (-6.8°C).

What is the average humidity in December?

In December, the average relative humidity in Elba is 81%.

How many days does it rain in December?

In Elba, during December, the rain falls for 9.5 days and regularly aggregates up to 1.26" (32mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 14.6 days. Throughout December, 7.68" (195mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

How many hours of daylight does Elba have in December?

The average day length in December is 9h and 9min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:44 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:12 pm MST.

How long on average sun shines in December?

The average sunshine duration in December is 5.7h.

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 1.

How high is the UV index in December in Elba?

In December, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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
Elba, ID

Average temperature in December - Elba, ID
  • Average high temperature in December: 30.9°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (30.9°F).

  • Average low temperature in December: 19.8°F

The month with the highest average low temperature is July (60.1°F).
The coldest months (with the lowest average low temperature) are January and December (19.8°F).

Average pressure in December
Elba, ID

Average pressure in December - Elba, ID
  • Average pressure in December: 30.24"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Elba, ID

Average wind speed in December - Elba, ID
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in December
Elba, ID

Average humidity in December - Elba, ID
  • Average humidity in December: 81%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (32%).

Average rainfall in December
Elba, ID

Average rainfall in December - Elba, ID
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is March (1.46").
The driest month (with the least rainfall) is August (0.35").

Average rainfall days in December
Elba, ID

Average rainfall days in December - Elba, ID
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is August (5.3 days).

Average snowfall in December
Elba, ID

Average snowfall in December - Elba, ID
  • Average snowfall in December: 7.68"

The month with the highest snowfall is January (9.21").
The months with the least snowfall are July and August (0").

Average snowfall days in December
Elba, ID

Average snowfall days in December - Elba, ID
  • Average snowfall days in December: 14.6 days

The month with the highest number of snowfall days is December (14.6 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in December / Average sunshine in December - Elba, ID
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 5h and 4min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in December
Elba, ID

Average sunshine days in December - Elba, ID
  • Average sunshine days in December: 14 days

The month with the most sunshine days is August (23 days).
The month with the least sunshine days is April (13 days).

Average UV index in December
Elba, ID

Average UV index in December - Elba, ID
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Elba, ID

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

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in December
Elba, ID

Average visibility in December - Elba, ID
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

Elba, Idaho, USA

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