December weather forecastPlum Grove, TX
December
Weather in December
December, the first month of the winter in Plum Grove, is still a comfortable month, with an average temperature fluctuating between 46.8°F (8.2°C) and 61.7°F (16.5°C).Temperature
In the transition to December, Plum Grove observes a minor drop in the average high-temperature, shifting from an agreeable 68.9°F (20.5°C) in November to an enjoyable 61.7°F (16.5°C). Nighttime temperatures hover around an average low of 46.8°F (8.2°C) in December.Humidity
In Plum Grove, the average relative humidity in December is 79%.Rainfall
In Plum Grove, during December, the rain falls for 9.5 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Plum Grove, during the entire year, the rain falls for 148.3 days and collects up to 20.04" (509mm) of precipitation.Snowfall
December is the only month when snow falls. The month with the most snowfall is December, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year in Plum Grove.On the first day of the month, sunrise is at 6:59 am and sunset at 5:19 pm. On the last day of December, sunrise is at 7:16 am and sunset at 5:30 pm CST.
Sunshine
With an average of 5h of sunshine, December has the least sunshine of the year.UV index
December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 3 in December transforms into this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Plum Grove, TX
- Average high temperature in December: 61.7°F
The warmest month (with the highest average high temperature) is August (95.2°F).
The month with the lowest average high temperature is January (60.1°F).
- Average low temperature in December: 46.8°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).
Average pressure in December
Plum Grove, TX
- Average pressure in December: 30.12"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
Plum Grove, TX
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is September (5.2mph).
Average humidity in December
Plum Grove, TX
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (71%).
Average rainfall in December
Plum Grove, TX
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is November (0.98").
Average rainfall days in December
Plum Grove, TX
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is September (17.2 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Plum Grove, TX
- Average snowfall in December: 0.04"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Plum Grove, TX
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Plum Grove, TX
- Average daylight in December: 10h and 12min
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 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Plum Grove, TX
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is September (10.3 days).
Average UV index in December
Plum Grove, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Plum Grove, TX
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Plum Grove, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, June, August, September, October, November and December (6mi).
The months with the lowest visibility are February, March, April, May and July (5mi).





