January weather forecastSweeny, TX

January

Weather in January

January, like December, in Sweeny, Texas, is another refreshing winter month, with temperature in the range of an average high of 61.5°F (16.4°C) and an average low of 47.7°F (8.7°C).

Temperature

The coldest period is January, when temperatures fluctuate between an average high of 61.5°F (16.4°C) and a low of 47.7°F (8.7°C).

Humidity

In Sweeny, Texas, the average relative humidity in January is 75%.

Rainfall

In January, in Sweeny, the rain falls for 8.7 days. Throughout January, 1.14" (29mm) of precipitation is accumulated. Throughout the year, there are 141.1 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Sweeny are January, February and December. The month with the most snowfall days is January, when snow falls for 0.2 days.

Daylight

In January, the average length of the day in Sweeny, Texas, is 10h and 32min.
On the first day of January in Sweeny, sunrise is at 7:16 am and sunset at 5:36 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:00 pm CST.

Sunshine

The average sunshine in January in Sweeny is 5.3h.

UV index

In January, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 4 during January translates into the following directions:
Exercise prevention - Warding off sunburn is urged. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

January is the month when Sweeny sees the average lowest temperatures, with a high of 61.5°F (16.4°C) and a low of 47.7°F (8.7°C).

The high-temperature in Sweeny, Texas, during January is 61.5°F (16.4°C) and the low-temperature is 47.7°F (8.7°C).

In January, the average relative humidity in Sweeny is 75%.

In January, in Sweeny, Texas, the rain falls for 8.7 days. Throughout January, 1.14" (29mm) of precipitation is accumulated.

January has the most snowfall days of the year in Sweeny. Snow falls for 0.2 days.

In Sweeny, during January, snow falls for 0.2 days.

In Sweeny, Texas, the average day length in January is 10h and 32min.

On the first day of January, sunrise is at 7:16 am and sunset at 5:36 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:00 pm CST.

In January, the average sunshine duration in Sweeny is 5.3h.

In Sweeny, the average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Sweeny, TX

  • Average high temperature in January: 61.5°F

The warmest month (with the highest average high temperature) is August (92.1°F).
The month with the lowest average high temperature is January (61.5°F).

  • Average low temperature in January: 47.7°F

The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (47.7°F).

Average pressure in January
Sweeny, 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 (29.93"Hg).

Average wind speed in January
Sweeny, TX

  • Average wind speed in January: 8.6mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is September (6.4mph).

Average humidity in January
Sweeny, TX

  • Average humidity in January: 75%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (73%).

Average rainfall in January
Sweeny, TX

  • Average rainfall in January: 1.14"

The wettest month (with the highest rainfall) is September (2.68").
The driest month (with the least rainfall) is February (0.71").

Average rainfall days in January
Sweeny, TX

  • Average rainfall days in January: 8.7 days

The month with the highest number of rainy days is September (17.5 days).
The month with the least rainy days is February (8.4 days).

Average snowfall days in January
Sweeny, TX

  • Average snowfall days in January: 0.2 days

The month with the highest number of snowfall days is January (0.2 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
Sweeny, TX

  • Average daylight in January: 10h and 30min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in January: 5h and 18min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in January
Sweeny, TX

  • Average sunshine days in January: 20.9 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is September (10 days).

Average UV index in January
Sweeny, TX

  • Average UV index in January: 4

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 3).

Average cloud cover in January
Sweeny, TX

  • Average cloud cover in January: 40

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in January
Sweeny, 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).