January weather forecastTerrell, TX
January
Weather in January
January, the same as December, is a cool winter month in Terrell, Texas, with temperature in the range of an average high of 54.1°F (12.3°C) and an average low of 38.5°F (3.6°C).Temperature
Terrell's temperature records reveal January as the coldest month, marked by average highs of 54.1°F (12.3°C) and lows of 38.5°F (3.6°C).Humidity
In January, the average relative humidity is 69%.Rainfall
The month with the least rainfall is January, when the rain falls for 4.7 days and typically collects 0.39" (10mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
The average length of the day in January is 10h and 17min.On the first day of the month, sunrise is at 7:27 am and sunset at 5:29 pm. On the last day of January, sunrise is at 7:20 am and sunset at 5:56 pm CST.
Sunshine
In January, the average sunshine is 5.7h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the maximum UV index of 3 suggests this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Terrell, TX
- Average high temperature in January: 54.1°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in January: 38.5°F
The month with the highest average low temperature is July (74.7°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).
Average pressure in January
Terrell, TX
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Terrell, TX
- Average wind speed in January: 8.7mph
The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).
Average humidity in January
Terrell, TX
- Average humidity in January: 69%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (61%).
Average rainfall in January
Terrell, TX
- Average rainfall in January: 0.39"
The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in January
Terrell, TX
- Average rainfall days in January: 4.7 days
The month with the highest number of rainy days is September (9.5 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in January
Terrell, TX
- Average snowfall in January: 0"
The month with the highest snowfall is February (0.08").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Terrell, TX
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Terrell, TX
- Average daylight in January: 10h and 18min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 5h and 42min
The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in January
Terrell, TX
- Average sunshine days in January: 23.8 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is September (17.1 days).
Average UV index in January
Terrell, TX
- Average UV index in January: 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 and December (UV index 3).
Average cloud cover in January
Terrell, TX
- Average cloud cover in January: 33
The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in January
Terrell, 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).





