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
December's arrival comes with a mild decrease in the average high-temperature, moving subtly from a refreshing 66.2°F (19°C) in November to a mild 57.9°F (14.4°C). During the December nights, an average temperature of 42.8°F (6°C) is observed.Humidity
The average relative humidity in December is 78%.Rainfall
In December, the rain falls for 12.1 days. Throughout December, 3.35" (85mm) of precipitation is accumulated. Throughout the year, there are 157.9 rainfall days, and 36.06" (916mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
December has the shortest days of the year, with an average of 10h and 6min of daylight.On the first day of December, sunrise is at 7:03 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:29 pm CST.
Sunshine
With an average of 4.8h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Adopt protective measures - It is advised to guard against sun damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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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?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Grapeland have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Grapeland, TX
- Average high temperature in December: 57.9°F
The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (56.3°F).
- Average low temperature in December: 42.8°F
The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (40.3°F).
Average pressure in December
Grapeland, TX
- Average pressure in December: 30.13"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
Grapeland, TX
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).
Average humidity in December
Grapeland, TX
- Average humidity in December: 78%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Grapeland, TX
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is October (4.29").
The driest month (with the least rainfall) is November (2.05").
Average rainfall days in December
Grapeland, TX
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is January (11 days).
Average snowfall in December
Grapeland, TX
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Grapeland, TX
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Grapeland, TX
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Grapeland, TX
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is October (18 days).
The month with the least sunshine days is February (12.4 days).
Average UV index in December
Grapeland, 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
Grapeland, TX
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Grapeland, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, August, October, November and December (6mi).
The months with the lowest visibility are February, March, April, May, June, July and September (5mi).
Grapeland, Texas, USA
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