January weather forecastMcNary, LA
January
Weather in January
January, the same as December, in McNary, Louisiana, is another mild winter month, with an average temperature ranging between max 57°F (13.9°C) and min 41°F (5°C).Temperature
McNary records the coldest temperatures in January, averaging a high of 57°F (13.9°C) and a low of 41°F (5°C).Humidity
In McNary, the average relative humidity in January is 79%.Rainfall
In January, the rain falls for 11.7 days. Throughout January, 3.19" (81mm) of precipitation is accumulated. Throughout the year, there are 159.5 rainfall days, and 34.25" (870mm) of precipitation is accumulated.Snowfall
Months with snowfall are January, February and December. January is the month with the most snowfall. Snow falls for 0.5 days and accumulates 0.59" (15mm) of snow.Daylight
In McNary, the average length of the day in January is 10h and 25min.On the first day of the month, sunrise is at 7:08 am and sunset at 5:19 pm. On the last day of January, sunrise is at 7:02 am and sunset at 5:44 pm CST.
Sunshine
The average sunshine in January is 5.1h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 3 in January converts into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
McNary, LA
- Average high temperature in January: 57°F
The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (57°F).
- Average low temperature in January: 41°F
The month with the highest average low temperature is August (73.2°F).
The coldest month (with the lowest average low temperature) is January (41°F).
Average pressure in January
McNary, LA
- 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 (29.94"Hg).
Average wind speed in January
McNary, LA
- Average wind speed in January: 7.3mph
The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity in January
McNary, LA
- Average humidity in January: 79%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
McNary, LA
- Average rainfall in January: 3.19"
The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in January
McNary, LA
- Average rainfall days in January: 11.7 days
The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is October (9.7 days).
Average snowfall in January
McNary, LA
- Average snowfall in January: 0.59"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
McNary, LA
- Average snowfall days in January: 0.5 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
McNary, 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 6min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in January
McNary, LA
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is August (12.3 days).
Average UV index in January
McNary, LA
- Average UV index in January: 3
The months with the highest UV index are 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
McNary, LA
- Average cloud cover in January: 43
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in January
McNary, LA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, October, November and December (6mi).
The months with the lowest visibility are April, May, June, July, August and September (5mi).





