January weather forecastMannassa, MS
January
Weather in January
January, the same as December, is a cool winter month in Mannassa, Mississippi, with an average temperature varying between 38.3°F (3.5°C) and 55°F (12.8°C).Temperature
January is the coldest month of the year, registering average temperatures as high as 55°F (12.8°C) and as low as 38.3°F (3.5°C).Humidity
In January, the average relative humidity is 77%.Rainfall
In January, the rain falls for 11.3 days. Throughout January, 2.95" (75mm) of precipitation is accumulated. Throughout the year, there are 165.6 rainfall days, and 36.06" (916mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. In January, it is snowing for 0.8 days. Throughout January, 0.35" (9mm) of snow is accumulated. Throughout the year, in Mannassa, there are 2.7 snowfall days, and 1.06" (27mm) of snow is accumulated.Daylight
In January, the average length of the day is 10h and 20min.On the first day of the month, sunrise is at 6:54 am and sunset at 5:00 pm. On the last day of January, sunrise is at 6:48 am and sunset at 5:26 pm CST.
Sunshine
In Mannassa, the average sunshine in January is 5.2h.UV index
In January, the average daily maximum UV index is 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 high daily UV index of 3 during January translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Mannassa, MS
- Average high temperature in January: 55°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 (55°F).
- Average low temperature in January: 38.3°F
The months with the highest average low temperature are July and August (71.8°F).
The coldest month (with the lowest average low temperature) is January (38.3°F).
Average pressure in January
Mannassa, MS
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Mannassa, MS
- Average wind speed in January: 6.9mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in January
Mannassa, MS
- Average humidity in January: 77%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Mannassa, MS
- Average rainfall in January: 2.95"
The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in January
Mannassa, MS
- Average rainfall days in January: 11.3 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is November (8 days).
Average snowfall in January
Mannassa, MS
- Average snowfall in January: 0.35"
The month with the highest snowfall is December (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Mannassa, MS
- Average snowfall days in January: 0.8 days
The months with the highest number of snowfall days are January and December (0.8 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
Mannassa, MS
- Average daylight in January: 10h and 18min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January: 5h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in January
Mannassa, MS
- Average sunshine days in January: 17.8 days
The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in January
Mannassa, MS
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Mannassa, MS
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in January
Mannassa, MS
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, June, October and November (6mi).
The months with the lowest visibility are January, May, July, August, September and December (5mi).





