Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, with its average high-temperature of 44.2°F (6.8°C) and an average low-temperature of 28.2°F (-2.1°C), holds the record as the coldest month.Humidity
In January, the average relative humidity in Henderson is 74%.Rainfall
In Henderson, in January, during 9.3 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 155.8 rainfall days, and 35.79" (909mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Henderson, in January, snow falls for 4.8 days, with typically accumulated 2.13" (54mm) of snow. Throughout the year, in Henderson, there are 15.1 snowfall days, and 8.5" (216mm) of snow is accumulated.Daylight
In January, the average length of the day is 10h and 1min.On the first day of the month, sunrise is at 7:20 am and sunset at 5:04 pm. On the last day of January, sunrise is at 7:11 am and sunset at 5:33 pm CST.
Sunshine
The average sunshine in January is 5.2h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Henderson?
Is January cold in Henderson?
What is the average humidity in January in Henderson?
How many days does it rain in January in Henderson?
How much does it snow in Henderson in January?
How many hours of daylight does Henderson have in January?
When is the sunrise / sunset in January in Henderson?
How long on average sun shines in January in Henderson?
What is the month with the lowest UV index in Henderson?
What is the UV index reading in January in Henderson?
Average temperature in January
Henderson, AR
- Average high temperature in January: 44.2°F
The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in January: 28.2°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).
Average pressure in January
Henderson, AR
- 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 (29.93"Hg).
Average wind speed in January
Henderson, AR
- Average wind speed in January: 6.8mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in January
Henderson, AR
- Average humidity in January: 74%
The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July, August and October (73%).
Average rainfall in January
Henderson, AR
- Average rainfall in January: 2.36"
The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in January
Henderson, AR
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in January
Henderson, AR
- Average snowfall in January: 2.13"
The month with the highest snowfall is February (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Henderson, AR
- Average snowfall days in January: 4.8 days
The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Henderson, AR
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in January
Henderson, AR
- Average sunshine days in January: 17.3 days
The month with the most sunshine days is December (18.6 days).
The months with the least sunshine days are May and July (11.7 days).
Average UV index in January
Henderson, AR
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in January
Henderson, AR
- Average cloud cover in January: 43
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in January
Henderson, AR
- Average visibility in January: 5mi
The months with the highest visibility are February, June, October, November and December (6mi).
The months with the lowest visibility are January, March, April, May, July, August and September (5mi).
Henderson, Arkansas, USA
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