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 advent of December brings a slight shift in average high-temperature, moving from a pleasant 72.9°F (22.7°C) in November to an enjoyable 65.3°F (18.5°C). Cotulla records an average low of 48.9°F (9.4°C) throughout the nights in December.Humidity
The most humid month is December, with an average relative humidity of 66%.Rainfall
In Cotulla, in December, during 6.8 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 99.5 rainfall days, and 12.09" (307mm) of precipitation is accumulated.Snowfall
In Cotulla, snow does not fall in February through December.Daylight
With an average of 10h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:12 am and sunset at 5:40 pm. On the last day of December, sunrise is at 7:29 am and sunset at 5:51 pm CST.
Sunshine
The month with the least sunshine in Cotulla, Texas, is December, with an average of 5.5h of sunshine.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 3 in December leads to these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Cotulla in December?
What is the most humid month?
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?
How many hours of daylight does Cotulla have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Cotulla have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Cotulla, TX
- Average high temperature in December: 65.3°F
The warmest month (with the highest average high temperature) is August (99.3°F).
The month with the lowest average high temperature is January (64.8°F).
- Average low temperature in December: 48.9°F
The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (47.5°F).
Average pressure in December
Cotulla, TX
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Cotulla, TX
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is May (10.9mph).
The calmest month (with the lowest average wind speed) is December (7.6mph).
Average humidity in December
Cotulla, TX
- Average humidity in December: 66%
The month with the highest relative humidity is December (66%).
The month with the lowest relative humidity is August (53%).
Average rainfall in December
Cotulla, TX
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in December
Cotulla, TX
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is September (14 days).
The month with the least rainy days is August (5.9 days).
Average snowfall in December
Cotulla, TX
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Cotulla, TX
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January, February and December (0.1 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
Cotulla, 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: 5h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Cotulla, TX
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is August (23.7 days).
The month with the least sunshine days is September (14.5 days).
Average UV index in December
Cotulla, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Cotulla, TX
- Average cloud cover in December: 37
The months with the most cloud cover are February, March, May and December (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in December
Cotulla, 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).
Cotulla, Texas, USA
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