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 temperatures occur during January, when averages reach a peak of 21.2°F (-6°C) and a low of 7.2°F (-13.8°C).Humidity
The most humid month is January, with an average relative humidity of 89%.Rainfall
In Glen Ullin, in January, during 3.3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Glen Ullin, during the entire year, the rain falls for 100.8 days and collects up to 14.88" (378mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Glen Ullin, in January, during 13.8 snowfall days, 3.58" (91mm) of snow is typically accumulated. Throughout the year, in Glen Ullin, there are 66.7 snowfall days, and 20.04" (509mm) of snow is accumulated.Daylight
In January, the average length of the day in Glen Ullin is 9h and 3min.On the first day of the month, sunrise is at 8:32 am and sunset at 5:09 pm. On the last day of January, sunrise is at 8:13 am and sunset at 5:48 pm CST.
Sunshine
January and December, with an average of 4h of sunshine, are months with the least sunshine.UV index
In Glen Ullin, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Glen Ullin?
How cold is it in Glen Ullin in January?
What is the most humid month in Glen Ullin?
What is the average humidity in January in Glen Ullin?
How many days does it rain in January in Glen Ullin?
How much does it snow in Glen Ullin in January?
What is the average length of the day in January in Glen Ullin?
When are sunrise and sunset in January in Glen Ullin?
What is the month with the least sunshine in Glen Ullin?
How long on average sun shines in January in Glen Ullin?
What is the UV index intensity in January in Glen Ullin?
Average temperature in January
Glen Ullin, ND
- Average high temperature in January: 21.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (21.2°F).
- Average low temperature in January: 7.2°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in January
Glen Ullin, 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
Glen Ullin, ND
- Average wind speed in January: 10.4mph
The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in January
Glen Ullin, 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 (53%).
Average rainfall in January
Glen Ullin, ND
- Average rainfall in January: 0.59"
The wettest month (with the highest rainfall) is June (2.56").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in January
Glen Ullin, ND
- Average rainfall days in January: 3.3 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in January
Glen Ullin, ND
- Average snowfall in January: 3.58"
The month with the highest snowfall is December (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Glen Ullin, ND
- Average snowfall days in January: 13.8 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Glen Ullin, ND
- Average daylight in January: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in January
Glen Ullin, ND
- Average sunshine days in January: 15.8 days
The month with the most sunshine days is September (20 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in January
Glen Ullin, ND
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in January
Glen Ullin, ND
- Average cloud cover in January: 58
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in January
Glen Ullin, ND
- 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).
Glen Ullin, North Dakota, USA
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