January weather forecastCotulla, TX
January
Weather in January
January, the same as December, is another refreshing winter month in Cotulla, Texas, with temperature in the range of an average high of 64.8°F (18.2°C) and an average low of 47.5°F (8.6°C).Temperature
January is Cotulla's coldest month, registering average high temperatures of 64.8°F (18.2°C) and lows of 47.5°F (8.6°C).Humidity
In Cotulla, the average relative humidity in January is 61%.Rainfall
January is the month with the least rainfall. Rain falls for 6.3 days and accumulates 0.43" (11mm) of precipitation.Snowfall
The only month with snowfall is January. The month with the most snowfall is January, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.Daylight
In January, the average length of the day is 10h and 35min.On the first day of the month, sunrise is at 7:29 am and sunset at 5:51 pm. On the last day of January, sunrise is at 7:25 am and sunset at 6:15 pm CST.
Sunshine
In January, the average sunshine is 7h.UV index
In Cotulla, the average daily maximum UV index in January is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 in January converts into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. It's recommended to limit sun exposure when its radiation is at its peak during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Cotulla, TX
- Average high temperature in January: 64.8°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 January: 47.5°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 January
Cotulla, TX
- Average pressure in January: 30.15"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 January
Cotulla, TX
- Average wind speed in January: 7.9mph
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 January
Cotulla, TX
- Average humidity in January: 61%
The month with the highest relative humidity is December (66%).
The month with the lowest relative humidity is August (53%).
Average rainfall in January
Cotulla, TX
- Average rainfall in January: 0.43"
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 January
Cotulla, TX
- Average rainfall days in January: 6.3 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 January
Cotulla, TX
- Average snowfall in January: 0.04"
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 January
Cotulla, TX
- Average snowfall days in January: 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 January /
Average sunshine in January
Cotulla, TX
- Average daylight in January: 10h and 36min
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 January: 7h and 0min
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 January
Cotulla, TX
- Average sunshine days in January: 23.5 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 January
Cotulla, TX
- Average UV index in January: 4
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 January
Cotulla, TX
- Average cloud cover in January: 33
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 January
Cotulla, TX
- Average visibility in January: 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).





