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 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
Robstown's progression into December involves a gentle drop in the average high-temperature, from an agreeable 73°F (22.8°C) in November to a comfortable 65.7°F (18.7°C). Throughout the month of December, Robstown witnesses an average temperature of 52.7°F (11.5°C).Humidity
In December, the average relative humidity in Robstown is 74%.Rainfall
In Robstown, Texas, during December, the rain falls for 12.3 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 135.9 rainfall days, and 16.65" (423mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
The month with the shortest days is December, with an average of 10h and 24min of daylight.On the first day of December, sunrise is at 7:04 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:46 pm CST.
Sunshine
December has the least sunshine of the year in Robstown, with an average of 4.8h of sunshine.UV index
The months with the lowest UV index in Robstown are January and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 4 in December translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Robstown?
What is the average humidity in December in Robstown?
How many days does it rain in December in Robstown?
When it does not snow in Robstown?
What is the month with the shortest days in Robstown?
What is the average length of the day in December in Robstown?
When are sunrise and sunset in December in Robstown?
What is the month with the least sunshine in Robstown?
How many hours of sunshine does Robstown have in December?
What are the months with the lowest UV index in Robstown?
How high is the UV index in December in Robstown?
Average temperature in December
Robstown, TX
- Average high temperature in December: 65.7°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (64.9°F).
- Average low temperature in December: 52.7°F
The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (50.4°F).
Average pressure in December
Robstown, TX
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).
Average wind speed in December
Robstown, TX
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is May (11.1mph).
The calmest month (with the lowest average wind speed) is September (8.3mph).
Average humidity in December
Robstown, TX
- Average humidity in December: 74%
The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Robstown, TX
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is September (2.48").
The driest month (with the least rainfall) is August (0.71").
Average rainfall days in December
Robstown, TX
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is September (16.5 days).
The month with the least rainy days is August (7.1 days).
Average snowfall days in December
Robstown, TX
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Robstown, TX
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Robstown, TX
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is July (21.6 days).
The month with the least sunshine days is September (11.3 days).
Average UV index in December
Robstown, TX
- Average UV index in December: 4
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in December
Robstown, TX
- Average cloud cover in December: 46
The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in December
Robstown, 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).
Robstown, Texas, USA
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