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
Houston's coldest weather arrives in January, when temperatures average a high of 61.3°F and a low of 46°F.Humidity
In Houston, the average relative humidity in January is 73%.Rainfall
In Houston, in January, during 11.8 rainfall days, 2.13" of precipitation is typically accumulated. Throughout the year, in Houston, there are 180.5 rainfall days, and 35.35" of precipitation is accumulated.Snowfall
Months with snowfall in Houston are January and December. January is the last month it regularly snows in Houston. During 0.1 snowfall days, in January, Houston aggregates 0.04" of snow. In Houston, during the entire year, snow falls for 0.2 days and aggregates up to 0.12" of snow.Daylight
In January, the average length of the day in Houston, Texas, is 10h and 29min.On the first day of January in Houston, sunrise is at 7:16 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:58 pm CST.
Sunshine
In January, the average sunshine in Houston, Texas, is 5.3h.UV index
The average daily maximum UV index in January is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 4 during January translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. It's recommended to limit sun exposure when its radiation is at its peak during midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
FAQ
What month is the coldest in Houston?
What are January temperatures in Houston?
What is the average humidity in January in Houston?
How many days does it rain in January in Houston?
What is the last month it snows in Houston?
What is the average length of the day in January in Houston?
What time are sunrise and sunset in January in Houston?
How many hours of sunshine does Houston have in January?
What is the UV index reading in January in Houston?
Average temperature in January
Houston, TX
- Average high temperature in January: 61.3°F
The warmest month (with the highest average high temperature) is August (94.3°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in January: 46°F
The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (46°F).
Average pressure in January
Houston, 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 (29.93"Hg).
Average wind speed in January
Houston, TX
- Average wind speed in January: 7.7mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is September (5.9mph).
Average humidity in January
Houston, TX
- Average humidity in January: 73%
The month with the highest relative humidity is February (78%).
The months with the lowest relative humidity are August and October (70%).
Average rainfall in January
Houston, TX
- Average rainfall in January: 2.13"
The wettest month (with the highest rainfall) is September (4.49").
The driest month (with the least rainfall) is February (1.77").
Average rainfall days in January
Houston, TX
- Average rainfall days in January: 11.8 days
The month with the highest number of rainy days is September (19.5 days).
The month with the least rainy days is January (11.8 days).
Average snowfall in January
Houston, TX
- Average snowfall in January: 0.04"
The month with the highest snowfall is December (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Houston, TX
- Average snowfall days in January: 0.1 days
The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Houston, TX
- Average daylight in January: 10h and 3min
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 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in January
Houston, TX
- Average sunshine days in January: 16.3 days
The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is September (7.9 days).
Average UV index in January
Houston, 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
Houston, TX
- Average cloud cover in January: 41
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Houston, 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).
Houston, Texas, USA
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