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
January, with its high-temperature average of 52.9°F (11.6°C) and a low-temperature average of 37°F (2.8°C), is the coldest month.Humidity
In January, the average relative humidity is 73%.Rainfall
In Mount Vernon, in January, it is raining for 6.9 days, with typically 0.83" (21mm) of accumulated precipitation. In Mount Vernon, during the entire year, the rain falls for 112.3 days and collects up to 13.7" (348mm) of precipitation.Snowfall
January through March are months with snowfall. January is the month with the most snowfall. Snow falls for 0.9 days and accumulates 0.35" (9mm) of snow.Daylight
In Mount Vernon, the average length of the day in January is 10h and 15min.On the first day of the month, sunrise is at 7:24 am and sunset at 5:24 pm. On the last day of January, sunrise is at 7:17 am and sunset at 5:51 pm CST.
Sunshine
In Mount Vernon, the average sunshine in January is 5.5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 3 during January morphs into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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?
When does it start to snow?
How many hours of daylight does Mount Vernon have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Mount Vernon, TX
- Average high temperature in January: 52.9°F
The warmest month (with the highest average high temperature) is August (93.9°F).
The month with the lowest average high temperature is January (52.9°F).
- Average low temperature in January: 37°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37°F).
Average pressure in January
Mount Vernon, 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
Mount Vernon, TX
- Average wind speed in January: 7.9mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
Mount Vernon, TX
- Average humidity in January: 73%
The months with the highest relative humidity are February and May (78%).
The month with the lowest relative humidity is August (66%).
Average rainfall in January
Mount Vernon, TX
- Average rainfall in January: 0.83"
The wettest month (with the highest rainfall) is October (1.69").
The driest month (with the least rainfall) is September (0.59").
Average rainfall days in January
Mount Vernon, TX
- Average rainfall days in January: 6.9 days
The month with the highest number of rainy days is May (11.7 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in January
Mount Vernon, TX
- Average snowfall in January: 0.35"
The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Mount Vernon, TX
- Average snowfall days in January: 0.9 days
The months with the highest number of snowfall days are January and February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Mount Vernon, TX
- Average daylight in January: 10h and 2min
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: 5h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in January
Mount Vernon, TX
- Average sunshine days in January: 21.3 days
The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is August (15.8 days).
Average UV index in January
Mount Vernon, TX
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Mount Vernon, TX
- Average cloud cover in January: 37
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in January
Mount Vernon, 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).
Mount Vernon, Texas, USA
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