December weather forecast
Kuna, ID

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Weather in December

December envelops Kuna, Idaho in a true winter wonderland feel, characterized by lower temperatures and increased snowfall. Falling to freezing 25.5°F (-3.6°C) as the lower limit, residents witness a significant increase in snowfall, delivering an added 3.86" (98mm) over November. This period sees reduced daylight, creating a perfect backdrop for twinkling holiday decorations. As the end of the year approaches, January waits to introduce a new year filled with diverse weather conditions.

Temperature

During the coldest month in Kuna, December, temperatures average a high of 36.1°F (2.3°C) and a low of 25.5°F (-3.6°C).

Humidity

The average relative humidity in December in Kuna is 76%.

Rainfall

The month with the most rainfall is December, when the rain falls for 9.3 days and typically aggregates up to 1.46" (37mm) of precipitation.

Snowfall

Months with snowfall in Kuna are January through April, November and December. December is the month with the most snowfall. Snow falls for 7.2 days and accumulates 3.86" (98mm) of snow.

Daylight

December has the shortest days of the year in Kuna, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 7:59 am and sunset at 5:10 pm. On the last day of December, sunrise is at 8:18 am and sunset at 5:19 pm MST.

Sunshine

With an average of 5.7h of sunshine, December has the least sunshine of the year in Kuna.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: In December, an average UV index of 2 transforms into the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Kuna?

With average temperatures fluctuating between a high of 36.1°F (2.3°C) and a low of 25.5°F (-3.6°C), December stands out as the coldest month in Kuna.

How cold is it in Kuna in December?

The average high-temperature and low-temperature in Kuna during December are 36.1°F (2.3°C) and 25.5°F (-3.6°C) respectively.

What is the average humidity in December in Kuna?

The average relative humidity in December in Kuna, Idaho, is 76%.

What is the rainiest month in Kuna?

December is the month with the most rainfall in Kuna, Idaho. Rain falls for 9.3 days and accumulates 1.46" (37mm) of precipitation.

How many days does it rain in December in Kuna?

In December, in Kuna, Idaho, the rain falls for 9.3 days. Throughout December, 1.46" (37mm) of precipitation is accumulated.

When does it snow the most in Kuna?

December is the month with the most snowfall. Snow falls for 7.2 days and accumulates 3.86" (98mm) of snow.

How much does it snow in Kuna in December?

In Kuna, in December, snow falls for 7.2 days, with typically accumulated 3.86" (98mm) of snow.

What is the month with the shortest days in Kuna?

The month with the shortest days in Kuna is December, with an average of 9h and 0min of daylight.

How many hours of daylight does Kuna have in December?

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

What time are sunrise and sunset in December in Kuna?

On the first day of December in Kuna, sunrise is at 7:59 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 8:18 am and sunset at 5:19 pm MST.

What is the month with the least sunshine in Kuna?

December has the least sunshine of the year in Kuna, Idaho, with an average of 5.7h of sunshine.

How many hours of sunshine does Kuna have in December?

In December, the average sunshine duration in Kuna is 5.7h.

When is the lowest UV index in Kuna?

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

What is the UV index intensity in December in Kuna?

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

Average temperature in December - Kuna, ID
  • Average high temperature in December: 36.1°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is December (36.1°F).

  • Average low temperature in December: 25.5°F

The month with the highest average low temperature is August (63.7°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).

Average pressure in December
Kuna, ID

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

The month with the highest atmospheric pressure is January (30.25"Hg).
The months with the lowest atmospheric pressure are June and August (29.9"Hg).

Average wind speed in December
Kuna, ID

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

The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are January and August (6mph).

Average humidity in December
Kuna, ID

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

The month with the highest relative humidity is January (78%).
The months with the lowest relative humidity are July and August (29%).

Average rainfall in December
Kuna, ID

Average rainfall in December - Kuna, ID
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is December (1.46").
The driest months (with the least rainfall) are July and August (0.16").

Average rainfall days in December
Kuna, ID

Average rainfall days in December - Kuna, ID
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is March (14.8 days).
The months with the least rainy days are July and August (3.5 days).

Average snowfall in December
Kuna, ID

Average snowfall in December - Kuna, ID
  • Average snowfall in December: 3.86"

The month with the highest snowfall is December (3.86").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Kuna, ID

Average snowfall days in December - Kuna, ID
  • Average snowfall days in December: 7.2 days

The month with the highest number of snowfall days is December (7.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Kuna, 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 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
Kuna, ID

Average sunshine days in December - Kuna, ID
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is July (24.5 days).
The month with the least sunshine days is March (14.2 days).

Average UV index in December
Kuna, ID

Average UV index in December - Kuna, 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
Kuna, ID

Average cloud cover in December - Kuna, ID
  • Average cloud cover in December: 40

The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).

Average visibility in December
Kuna, ID

Average visibility in December - Kuna, 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).

Kuna, Idaho, USA

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