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 witnesses a gentle descent in average high-temperature, descending from November's comfortable 65.1°F (18.4°C) to a still refreshing 56.8°F (13.8°C). During December, Star Harbor experiences an average low-temperature of 42.4°F (5.8°C) at night.Humidity
In Star Harbor, the average relative humidity in December is 75%.Rainfall
In Star Harbor, Texas, during December, the rain falls for 7.3 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Star Harbor, during the entire year, the rain falls for 101.3 days and collects up to 10.59" (269mm) of precipitation.Snowfall
March through December are months without snowfall.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:07 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:30 pm CST.
Sunshine
With an average of 5.2h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Star Harbor are January, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 3 during December leads to these advisories:
Be vigilant - A duty to shield skin and eyes from injury exists. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Star Harbor have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Star Harbor have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Star Harbor, TX
- Average high temperature in December: 56.8°F
The warmest month (with the highest average high temperature) is August (95.7°F).
The month with the lowest average high temperature is January (55.2°F).
- Average low temperature in December: 42.4°F
The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).
Average pressure in December
Star Harbor, 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 (29.92"Hg).
Average wind speed in December
Star Harbor, TX
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is September (6mph).
Average humidity in December
Star Harbor, TX
- Average humidity in December: 75%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (62%).
Average rainfall in December
Star Harbor, TX
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is May (1.42").
The driest months (with the least rainfall) are January and November (0.55").
Average rainfall days in December
Star Harbor, TX
- Average rainfall days in December: 7.3 days
The months with the highest number of rainy days are May and September (10.2 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in December
Star Harbor, TX
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Star Harbor, TX
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Star Harbor, 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: 5h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in December
Star Harbor, TX
- Average sunshine days in December: 20.7 days
The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is September (15.7 days).
Average UV index in December
Star Harbor, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in December
Star Harbor, TX
- Average cloud cover in December: 42
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Star Harbor, 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).
Star Harbor, Texas, USA
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