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
The coldest period is January, when temperatures fluctuate between an average high of 47.5°F (8.6°C) and a low of 31.1°F (-0.5°C).Humidity
In January, the average relative humidity is 73%.Rainfall
The month with the least rainfall is January, when the rain falls for 8.7 days and typically collects 2.05" (52mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In White Rock, in January, during 1.5 snowfall days, 0.55" (14mm) of snow is typically accumulated. Throughout the year, there are 4.1 snowfall days, and 2.13" (54mm) of snow is accumulated.Daylight
In January, the average length of the day is 10h and 5min.On the first day of the month, sunrise is at 7:25 am and sunset at 5:13 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:42 pm CST.
Sunshine
With an average of 5.4h of sunshine, January has the least sunshine of the year.UV index
The average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 3 in January transforms into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in White Rock?
What are the temperatures in January?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
How high is the UV index in January?
Average temperature in January
White Rock, AR
- Average high temperature in January: 47.5°F
The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (47.5°F).
- Average low temperature in January: 31.1°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in January
White Rock, 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
White Rock, AR
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in January
White Rock, AR
- Average humidity in January: 73%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in January
White Rock, AR
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in January
White Rock, AR
- Average rainfall days in January: 8.7 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in January
White Rock, AR
- Average snowfall in January: 0.55"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
White Rock, AR
- Average snowfall days in January: 1.5 days
The month with the highest number of snowfall days is January (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
White Rock, AR
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in January
White Rock, AR
- Average sunshine days in January: 19.8 days
The month with the most sunshine days is December (20.4 days).
The months with the least sunshine days are April and May (14.3 days).
Average UV index in January
White Rock, 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
White Rock, AR
- Average cloud cover in January: 38
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in January
White Rock, AR
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
White Rock, Arkansas, USA
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