January weather forecastPlains, LA
January
Weather in January
January, like December, is another refreshing winter month in Plains, Louisiana, with an average temperature fluctuating between 58.3°F (14.6°C) and 41.9°F (5.5°C).Temperature
January, marked by an average high-temperature of 58.3°F (14.6°C) and a low-temperature of 41.9°F (5.5°C), is the coldest month.Humidity
In Plains, the average relative humidity in January is 79%.Rainfall
In Plains, in January, it is raining for 10.6 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 175 rainfall days, and 28.74" (730mm) of precipitation is accumulated.Snowfall
January and December are months with snowfall in Plains. The months with the most snowfall are January and December, with an average 0.2" (5mm) of accumulated snow.Daylight
The average length of the day in January is 10h and 26min.On the first day of January, sunrise is at 7:02 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 5:39 pm CST.
Sunshine
In January, the average sunshine in Plains is 5.4h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 3 during January translates into the following guidance:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The solar radiation around mid-day is intense; avoid the Sun and stay safe. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Plains, LA
- Average high temperature in January: 58.3°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (58.3°F).
- Average low temperature in January: 41.9°F
The month with the highest average low temperature is August (73.4°F).
The coldest month (with the lowest average low temperature) is January (41.9°F).
Average pressure in January
Plains, LA
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed in January
Plains, LA
- Average wind speed in January: 6.4mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.3mph).
Average humidity in January
Plains, LA
- Average humidity in January: 79%
The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Plains, LA
- Average rainfall in January: 2.4"
The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in January
Plains, LA
- Average rainfall days in January: 10.6 days
The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in January
Plains, LA
- Average snowfall in January: 0.2"
The months with the highest snowfall are January and December (0.2").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Plains, LA
- 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 and November (0 days).
Average daylight in January /
Average sunshine in January
Plains, LA
- Average daylight in January: 10h and 24min
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 24min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in January
Plains, LA
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (6.8 days).
Average UV index in January
Plains, LA
- Average UV index in January: 3
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Plains, LA
- Average cloud cover in January: 42
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in January
Plains, LA
- Average visibility in January: 5mi
The months with the highest visibility are October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (5mi).





