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
The transition to December results in a modest reduction in average high-temperature, moving from a refreshing 64.8°F (18.2°C) in November to a mild 55.9°F (13.3°C). During the nights in December, Grand Prairie experiences a consistent average temperature of 41.9°F (5.5°C).Humidity
In December, the average relative humidity is 67%.Rainfall
In December, the rain falls for 4.9 days. Throughout December, 0.35" (9mm) of precipitation is accumulated. In Grand Prairie, during the entire year, the rain falls for 91.2 days and collects up to 8.11" (206mm) of precipitation.Snowfall
In Grand Prairie, snow does not fall in January, March through December.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 5:21 pm. On the last day of December, sunrise is at 7:30 am and sunset at 5:32 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5.6h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Grand Prairie. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 3 in December transforms into this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grand Prairie in December?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
What is the month with the shortest days?
How many hours of daylight does Grand Prairie have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Grand Prairie, TX
- Average high temperature in December: 55.9°F
The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (54.9°F).
- Average low temperature in December: 41.9°F
The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).
Average pressure in December
Grand Prairie, TX
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Grand Prairie, TX
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).
Average humidity in December
Grand Prairie, TX
- Average humidity in December: 67%
The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is August (54%).
Average rainfall in December
Grand Prairie, TX
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is February (0.31").
Average rainfall days in December
Grand Prairie, TX
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is September (10.8 days).
The month with the least rainy days is January (4 days).
Average snowfall in December
Grand Prairie, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Grand Prairie, TX
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Grand Prairie, TX
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Grand Prairie, TX
- Average sunshine days in December: 25.2 days
The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is September (16.5 days).
Average UV index in December
Grand Prairie, TX
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Grand Prairie, TX
- Average cloud cover in December: 37
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
Grand Prairie, 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).
Grand Prairie, Texas, USA
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