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
On the advent of January, Sundown's average high-temperature exhibits a minor adjustment to a still cool 53.1°F (11.7°C) from December's 52.5°F (11.4°C). In January, the recorded average low-temperature is a cold 34.3°F (1.3°C).Humidity
In Sundown, the average relative humidity in January is 48%.Rainfall
In Sundown, during January, the rain falls for 2.8 days and regularly aggregates up to 0.35" (9mm) of precipitation. Throughout the year, in Sundown, there are 69.6 rainfall days, and 10.31" (262mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Sundown, in January, during 1.7 snowfall days, 0.51" (13mm) of snow is typically accumulated. In Sundown, Texas, during the entire year, snow falls for 8 days and aggregates up to 3.74" (95mm) of snow.Daylight
The average length of the day in January is 10h and 14min.On the first day of January, sunrise is at 7:53 am and sunset at 5:52 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 6:20 pm CST.
Sunshine
In January, the average sunshine is 8.5h.UV index
In January, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: In January, the UV index of 3 transforms into the following advice:
Ensure safety - Sun damage prevention is strongly urged. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
How many hours of daylight does Sundown have in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
What is the UV index intensity in January?
Average temperature in January
Sundown, TX
- Average high temperature in January: 53.1°F
The warmest month (with the highest average high temperature) is June (92.5°F).
The month with the lowest average high temperature is December (52.5°F).
- Average low temperature in January: 34.3°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in January
Sundown, TX
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Sundown, TX
- Average wind speed in January: 10.5mph
The windiest month (with the highest average wind speed) is April (13.3mph).
The calmest month (with the lowest average wind speed) is August (9.5mph).
Average humidity in January
Sundown, TX
- Average humidity in January: 48%
The month with the highest relative humidity is September (56%).
The month with the lowest relative humidity is April (35%).
Average rainfall in January
Sundown, TX
- Average rainfall in January: 0.35"
The wettest month (with the highest rainfall) is September (1.77").
The driest month (with the least rainfall) is February (0.28").
Average rainfall days in January
Sundown, TX
- Average rainfall days in January: 2.8 days
The month with the highest number of rainy days is September (10.5 days).
The month with the least rainy days is November (2.1 days).
Average snowfall in January
Sundown, TX
- Average snowfall in January: 0.51"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Sundown, TX
- Average snowfall days in January: 1.7 days
The months with the highest number of snowfall days are February and December (2.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Sundown, TX
- Average daylight in January: 10h and 1min
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: 8h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in January
Sundown, TX
- Average sunshine days in January: 27.3 days
The month with the most sunshine days is January (27.3 days).
The month with the least sunshine days is September (18.2 days).
Average UV index in January
Sundown, TX
- Average UV index in January: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Sundown, TX
- Average cloud cover in January: 18
The month with the most cloud cover is September (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 14).
Average visibility in January
Sundown, 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).
Sundown, Texas, USA
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