January weather forecastDumas, MS
January
Weather in January
January, like December, is a frosty winter month in Dumas, Mississippi, with temperature in the range of an average high of 47.5°F (8.6°C) and an average low of 33.4°F (0.8°C).Temperature
January, with its average high-temperature of 47.5°F (8.6°C) and an average low-temperature of 33.4°F (0.8°C), holds the record as the coldest month.Humidity
The average relative humidity in January is 76%.Rainfall
In Dumas, during January, the rain falls for 12.1 days and regularly aggregates up to 3.07" (78mm) of precipitation. Throughout the year, in Dumas, there are 167.2 rainfall days, and 38.98" (990mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Dumas, Mississippi, during January, snow falls for 1.4 days and regularly aggregates up to 0.31" (8mm) of snow. In Dumas, during the entire year, snow falls for 4.8 days and aggregates up to 1.54" (39mm) of snow.Daylight
In January, the average length of the day is 10h and 9min.On the first day of the month, sunrise is at 7:02 am and sunset at 4:55 pm. On the last day of January, in Dumas, sunrise is at 6:54 am and sunset at 5:23 pm CST.
Sunshine
The average sunshine in January is 4.9h.UV index
The average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 3 during January translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Dumas, MS
- Average high temperature in January: 47.5°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (47.5°F).
- Average low temperature in January: 33.4°F
The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in January
Dumas, 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
Dumas, MS
- Average wind speed in January: 7.8mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in January
Dumas, MS
- Average humidity in January: 76%
The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Dumas, MS
- Average rainfall in January: 3.07"
The wettest month (with the highest rainfall) is February (4.8").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in January
Dumas, MS
- Average rainfall days in January: 12.1 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in January
Dumas, MS
- Average snowfall in January: 0.31"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Dumas, MS
- Average snowfall days in January: 1.4 days
The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Dumas, MS
- Average daylight in January: 10h and 6min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 4h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
Dumas, MS
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (11.5 days).
Average UV index in January
Dumas, MS
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Dumas, MS
- Average cloud cover in January: 47
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June, August and September (Cloud cover 29).
Average visibility in January
Dumas, MS
- 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).





