January weather forecastRosston, AR
January
Weather in January
January, like December, in Rosston, Arkansas, is a cool winter month, with an average temperature fluctuating between 51.8°F (11°C) and 36.5°F (2.5°C).Temperature
January is the month that records the lowest temperatures, with averages ranging from a high of 51.8°F (11°C) to a low of 36.5°F (2.5°C).Humidity
The average relative humidity in January is 78%.Rainfall
In January, the rain falls for 10.8 days. Throughout January, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 160.4 rainfall days, and 38.86" (987mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and November. January is the first month it typically snows. Throughout January, in the average 0.8 snowfall days, it receives 0.47" (12mm) of snow. In Rosston, Arkansas, during the entire year, snow falls for 3.4 days and aggregates up to 1.26" (32mm) of snow.Daylight
The average length of the day in January is 10h and 13min.On the first day of January, sunrise is at 7:17 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:42 pm CST.
Sunshine
The average sunshine in January is 5.1h.UV index
In Rosston, the average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: During January, 3 as the daily maximum UV index converts into the following advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Rosston, AR
- Average high temperature in January: 51.8°F
The warmest months (with the highest average high temperature) are July and August (93.4°F).
The month with the lowest average high temperature is January (51.8°F).
- Average low temperature in January: 36.5°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).
Average pressure in January
Rosston, AR
- 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
Rosston, AR
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Rosston, AR
- Average humidity in January: 78%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (70%).
Average rainfall in January
Rosston, AR
- Average rainfall in January: 2.68"
The wettest month (with the highest rainfall) is April (5.08").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in January
Rosston, AR
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is October (10.3 days).
Average snowfall in January
Rosston, AR
- Average snowfall in January: 0.47"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in January
Rosston, AR
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is February (1.5 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
Rosston, AR
- Average daylight in January: 10h and 12min
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 6min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
Rosston, AR
- Average sunshine days in January: 18.4 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is February (13 days).
Average UV index in January
Rosston, AR
- 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
Rosston, AR
- Average cloud cover in January: 42
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 28).
Average visibility in January
Rosston, AR
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





