Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With the onset of December, the average high-temperature subtly recedes from November's comfortable 66.2°F (19°C) to a mild 59.4°F (15.2°C). Mountain Home sees an average low-temperature of 42.3°F (5.7°C) during December.Humidity
The average relative humidity in December is 67%.Rainfall
In December, the rain falls for 8.8 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. Throughout the year, in Mountain Home, there are 135.4 rainfall days, and 18.27" (464mm) of precipitation is accumulated.Snowfall
January, February, November and December are months with snowfall. In Mountain Home, during December, snow falls for 0.4 days and regularly aggregates up to 0.04" (1mm) of snow. Throughout the year, there are 1.9 snowfall days, and 0.35" (9mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 12min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 5:36 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:48 pm CST.
Sunshine
The months with the least sunshine in Mountain Home are November and December, with an average of 5.8h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Mountain Home have in December?
When are sunrise and sunset in December?
What are the months with the least sunshine?
How many hours of sunshine does Mountain Home have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Mountain Home, TX
- Average high temperature in December: 59.4°F
The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (58.6°F).
- Average low temperature in December: 42.3°F
The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).
Average pressure in December
Mountain Home, TX
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Mountain Home, TX
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is September (7.5mph).
Average humidity in December
Mountain Home, TX
- Average humidity in December: 67%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Mountain Home, TX
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is November (0.87").
Average rainfall days in December
Mountain Home, TX
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Mountain Home, TX
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
Mountain Home, TX
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mountain Home, TX
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are November and December (Average sunshine: 5h and 48min).
Average sunshine days in December
Mountain Home, TX
- Average sunshine days in December: 20.1 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in December
Mountain Home, TX
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Mountain Home, TX
- Average cloud cover in December: 36
The month with the most cloud cover is May (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Mountain Home, TX
- 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).
Mountain Home, Texas, USA
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