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
With January's arrival, Williston's weather records an average high-temperature of a still freezing cold 21°F (-6.1°C), marking little difference from December's 22.1°F (-5.5°C). Williston experiences an average nighttime temperature of 7°F (-13.9°C) in the month of January.Humidity
The most humid month in Williston is January, with an average relative humidity of 89%.Rainfall
In January, in Williston, the rain falls for 3.2 days. Throughout January, 0.43" (11mm) of precipitation is accumulated. Throughout the year, there are 94.7 rainfall days, and 12.52" (318mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Williston. In Williston, in January, snow falls for 11.1 days, with typically accumulated 2.44" (62mm) of snow. In Williston, during the entire year, snow falls for 53.3 days and aggregates up to 13.86" (352mm) of snow.Daylight
The average length of the day in January is 8h and 53min.On the first day of January, sunrise is at 8:44 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 8:23 am and sunset at 5:51 pm CST.
Sunshine
In Williston, the average sunshine in January is 4.1h.UV index
In Williston, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: In January, the maximum UV index of 2 translates into these guidelines:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. It's recommended to limit sun exposure when its radiation is at its peak during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
How cold is January in Williston?
What is the most humid month in Williston?
What is the average humidity in January in Williston?
How much does it rain in Williston in January?
How much does it snow in Williston in January?
What is the average length of the day in January in Williston?
When is the sunrise / sunset in January in Williston?
How long on average sun shines in January in Williston?
How high is the UV index in January in Williston?
Average temperature in January
Williston, ND
- Average high temperature in January: 21°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (20.8°F).
- Average low temperature in January: 7°F
The month with the highest average low temperature is July (61.3°F).
The coldest months (with the lowest average low temperature) are January and February (7°F).
Average pressure in January
Williston, ND
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Williston, ND
- Average wind speed in January: 10.1mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (8.9mph).
Average humidity in January
Williston, ND
- Average humidity in January: 89%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (48%).
Average rainfall in January
Williston, ND
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in January
Williston, ND
- Average rainfall days in January: 3.2 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is December (2.5 days).
Average snowfall in January
Williston, ND
- Average snowfall in January: 2.44"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Williston, ND
- Average snowfall days in January: 11.1 days
The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Williston, ND
- Average daylight in January: 8h and 5min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in January
Williston, ND
- Average sunshine days in January: 18.5 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in January
Williston, ND
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in January
Williston, ND
- Average cloud cover in January: 57
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 19).
Average visibility in January
Williston, ND
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Williston, North Dakota, USA
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