Measurements:
°C
°F
Twin Falls
40°F
NE 7 mph
Feels like: 34°F
Precip: 8%
World Resorts USA Twin Falls Weather December Weather in Twin Falls

Twin Falls Weather: December

Average Day Temperature: 36.4°F
Average Night Temperature: 26.4°F
Number of Sunny Days: 13 days
Sunshine Hours: 9.1 - 9.3 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.9 in

Air Temperature in December, °F

Select Year: 2025 2024 2023

The highest day temperature in December 2025 was 65°F. The lowest night temperature was 17°F. The average values for day and night temperatures during December were 49.0°F и 34.3°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Twin Falls is 0.9 in. It makes december the most rainy month of the year.

Wind Speed in December, mph

The average wind speed in December is 8.0 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Twin Falls in December is 5.0 hours.

Best Time to Visit Twin Falls
The most sunny months:
July 28 days
June 24 days
August 23 days
The most warm months:
July 97.4 °F
August 92.7 °F
September 82.5 °F
The most cold months:
January 31.6 °F
December 36.4 °F
February 37.6 °F
The most rainy months:
March 1 day
May 1 day
February 1 day
The most windy months:
April 10 mph
May 9 mph
March 9 mph

Twin Falls on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +72
Washington +58
24 Hours Weather Forecast
Twin Falls
Local time: 22:41
27 oct, tuesday
0000 40°F
NE
7 mph
0300 38°F
NE
6 mph
0600 36°F
NE
5 mph
0900 38°F
N
2 mph
1200 50°F
SW
2 mph
1500 54°F
S
5 mph
1800 50°F
S
6 mph
2100 40°F
E
6 mph