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
As November transitions to December, the average high-temperature falls from a refreshing 56.1°F (13.4°C) to a frosty 46.8°F (8.2°C). Mammoth Spring's average low-temperature in the month of December is recorded at a wintry 32.5°F (0.3°C).Humidity
In Mammoth Spring, the average relative humidity in December is 77%.Rainfall
In Mammoth Spring, during December, the rain falls for 9.3 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, there are 148 rainfall days, and 35.39" (899mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Mammoth Spring, in December, during 1.6 snowfall days, 0.98" (25mm) of snow is typically accumulated. In Mammoth Spring, during the entire year, snow falls for 8.9 days and aggregates up to 4.57" (116mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:00 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:17 am and sunset at 5:01 pm CST.
Sunshine
In December, the average sunshine in Mammoth Spring, Arkansas, is 5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Mammoth Spring?
What is the average humidity in December in Mammoth Spring?
How much does it rain in Mammoth Spring in December?
How much does it snow in Mammoth Spring in December?
What is the month with the shortest days in Mammoth Spring?
What is the average length of the day in December in Mammoth Spring?
When is the sunrise / sunset in December in Mammoth Spring?
How many hours of sunshine does Mammoth Spring have in December?
When is the lowest UV index in Mammoth Spring?
What is the UV index reading in December in Mammoth Spring?
Average temperature in December
Mammoth Spring, AR
- Average high temperature in December: 46.8°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in December: 32.5°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in December
Mammoth Spring, AR
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Mammoth Spring, AR
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January, February, March and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in December
Mammoth Spring, AR
- Average humidity in December: 77%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Mammoth Spring, AR
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in December
Mammoth Spring, AR
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in December
Mammoth Spring, AR
- Average snowfall in December: 0.98"
The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Mammoth Spring, AR
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mammoth Spring, AR
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Mammoth Spring, AR
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is December (19.6 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in December
Mammoth Spring, AR
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Mammoth Spring, AR
- Average cloud cover in December: 46
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Mammoth Spring, AR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
Mammoth Spring, Arkansas, USA
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