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
The month of January, characterized by an average high of 59.4°F (15.2°C) and a low of 43.7°F (6.5°C), is recognized as the coldest.Humidity
In January, the average relative humidity is 72%.Rainfall
In January, the rain falls for 8.1 days. Throughout January, 0.67" (17mm) of precipitation is accumulated. Throughout the year, there are 139.2 rainfall days, and 15.47" (393mm) of precipitation is accumulated.Snowfall
January and December are months with snowfall. The months with the most snowfall are January and December, with an average 0.04" (1mm) of accumulated snow.Daylight
In January, the average length of the day is 10h and 28min.On the first day of January, sunrise is at 7:22 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 6:02 pm CST.
Sunshine
The average sunshine in January is 5.6h.UV index
In Round Top, the average daily maximum UV index in January is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 4 during January translates into the following guidance:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the average January temperature?
What is the average humidity in January?
How much does it rain in January?
What is the snowiest month?
What is the last month it snows in Round Top?
How many hours of daylight does Round Top have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Round Top have in January?
How high is the UV index in January?
Average temperature in January
Round Top, TX
- Average high temperature in January: 59.4°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 (59.4°F).
- Average low temperature in January: 43.7°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 (43.7°F).
Average pressure in January
Round Top, 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 (29.92"Hg).
Average wind speed in January
Round Top, TX
- Average wind speed in January: 8mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is September (6mph).
Average humidity in January
Round Top, TX
- Average humidity in January: 72%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (66%).
Average rainfall in January
Round Top, TX
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is February (0.59").
Average rainfall days in January
Round Top, TX
- Average rainfall days in January: 8.1 days
The month with the highest number of rainy days is September (15.6 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in January
Round Top, TX
- Average snowfall in January: 0.04"
The months with the highest snowfall are January and December (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Round Top, TX
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is January (0.4 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
Round Top, TX
- Average daylight in January: 10h and 3min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January: 5h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in January
Round Top, 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 June (11 days).
Average UV index in January
Round Top, TX
- Average UV index in January: 4
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Round Top, TX
- Average cloud cover in January: 39
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Round Top, TX
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, August, September, October, November and December (6mi).
The months with the lowest visibility are May, June and July (5mi).
Round Top, Texas, USA
Weather forecast for your location
2. Allow the app to use your location