Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
During the coldest month, January, temperatures average a high of 56.1°F (13.4°C) and a low of 40.3°F (4.6°C).Humidity
The average relative humidity in January is 70%.Rainfall
In Thornton, in January, during 8.6 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, there are 150.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.Snowfall
January through March are months with snowfall. January is the first month it typically snows. Throughout January, in the average 0.4 snowfall days, it receives 0.24" (6mm) of snow. In Thornton, during the entire year, snow falls for 1.7 days and aggregates up to 0.79" (20mm) of snow.Daylight
The average length of the day in January is 10h and 23min.On the first day of January, sunrise is at 7:25 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:59 pm CST.
Sunshine
In Thornton, the average sunshine in January is 5.4h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 3 in January translates into the following instructions:
Be vigilant - Preventing sunburn is recommended. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the usual temperature for Thornton in January?
What is the average humidity in January?
How much does it rain in January?
When does it start to snow?
How many hours of daylight does Thornton have in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Thornton, TX
- Average high temperature in January: 56.1°F
The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (56.1°F).
- Average low temperature in January: 40.3°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (40.3°F).
Average pressure in January
Thornton, TX
- Average pressure in January: 30.17"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 January
Thornton, TX
- Average wind speed in January: 9.2mph
The windiest month (with the highest average wind speed) is March (10mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).
Average humidity in January
Thornton, TX
- Average humidity in January: 70%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (62%).
Average rainfall in January
Thornton, TX
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is October (3.94").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in January
Thornton, TX
- Average rainfall days in January: 8.6 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in January
Thornton, TX
- Average snowfall in January: 0.24"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Thornton, TX
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is February (0.9 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
Thornton, TX
- Average daylight in January: 10h and 2min
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 January: 5h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in January
Thornton, TX
- Average sunshine days in January: 20.2 days
The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in January
Thornton, 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
Thornton, TX
- Average cloud cover in January: 37
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in January
Thornton, 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).
Thornton, Texas, USA
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