December weather forecastPleasant Grove, AR
December
Weather in December
The first month of the winter, December, is also a frosty month in Pleasant Grove, Arkansas, with an average temperature fluctuating between 48.4°F (9.1°C) and 34.2°F (1.2°C).Temperature
A moderate decline in average high-temperatures is noted in December, moving from a moderate 56.8°F (13.8°C) in November to a chilly 48.4°F (9.1°C). Pleasant Grove experiences a mean temperature of 34.2°F (1.2°C) during December nights.Humidity
The average relative humidity in December is 77%.Rainfall
In Pleasant Grove, during December, the rain falls for 9.5 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Pleasant Grove, during the entire year, the rain falls for 156.1 days and collects up to 34.69" (881mm) of precipitation.Snowfall
Months with snowfall in Pleasant Grove are January through April, November and December. In Pleasant Grove, during December, snow falls for 1.2 days and regularly aggregates up to 1.02" (26mm) of snow. In Pleasant Grove, Arkansas, during the entire year, snow falls for 8.6 days and aggregates up to 5.12" (130mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:59 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:17 am and sunset at 5:04 pm CST.
Sunshine
In December, the average sunshine is 5.4h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Pleasant Grove, AR
- Average high temperature in December: 48.4°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 34.2°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in December
Pleasant Grove, AR
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Pleasant Grove, AR
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Pleasant Grove, 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
Pleasant Grove, AR
- Average rainfall in December: 2.48"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Pleasant Grove, AR
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in December
Pleasant Grove, AR
- Average snowfall in December: 1.02"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Pleasant Grove, AR
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is January (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
Pleasant Grove, AR
- Average daylight in December: 9h and 48min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 24min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Pleasant Grove, AR
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is August (10.8 days).
Average UV index in December
Pleasant Grove, AR
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Pleasant Grove, AR
- Average cloud cover in December: 42
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Pleasant Grove, AR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
