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 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
Port Bolivar's January weather, with an average high temperature of 59.7°F (15.4°C) and an average low temperature of 51.6°F (10.9°C), tends to be the coldest of the year.Humidity
The average relative humidity in January is 77%.Rainfall
In Port Bolivar, in January, during 10.1 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. In Port Bolivar, during the entire year, the rain falls for 161.9 days and collects up to 24.33" (618mm) of precipitation.Snowfall
January and February are months with snowfall. January has the most snowfall days of the year. Snow falls for 0.3 days.Daylight
The average length of the day in January is 10h and 31min.On the first day of January, sunrise is at 7:13 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:56 pm CST.
Sunshine
In Port Bolivar, the average sunshine in January is 5.4h.UV index
January and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In January, the maximum UV index of 4 suggests these recommendations:
Heed the precautions - It is counselled to guard against solar damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
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 in Port Bolivar?
When does it start to snow in Port Bolivar?
What is the average length of the day in January?
When are sunrise and sunset in January?
How long on average sun shines in January in Port Bolivar?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Port Bolivar, TX
- Average high temperature in January: 59.7°F
The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is January (59.7°F).
- Average low temperature in January: 51.6°F
The month with the highest average low temperature is August (81.9°F).
The coldest month (with the lowest average low temperature) is January (51.6°F).
Average pressure in January
Port Bolivar, 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
Port Bolivar, TX
- Average wind speed in January: 12mph
The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).
Average humidity in January
Port Bolivar, TX
- Average humidity in January: 77%
The months with the highest relative humidity are February and March (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Port Bolivar, TX
- Average rainfall in January: 1.22"
The wettest month (with the highest rainfall) is September (4.29").
The driest months (with the least rainfall) are February and March (0.75").
Average rainfall days in January
Port Bolivar, TX
- Average rainfall days in January: 10.1 days
The month with the highest number of rainy days is September (19.9 days).
The month with the least rainy days is January (10.1 days).
Average snowfall days in January
Port Bolivar, TX
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Port Bolivar, 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 54min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in January
Port Bolivar, TX
- Average sunshine days in January: 18.2 days
The month with the most sunshine days is January (18.2 days).
The month with the least sunshine days is August (8.3 days).
Average UV index in January
Port Bolivar, TX
- Average UV index in January: 4
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in January
Port Bolivar, TX
- Average cloud cover in January: 40
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and October (Cloud cover 26).
Average visibility in January
Port Bolivar, 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).
Port Bolivar, Texas, USA
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