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, known for its average high temperature of 18.9°F (-7.3°C) and an average low temperature of 7.3°F (-13.7°C), is the coldest month.Humidity
January and February, with an average relative humidity of 92%, are the most humid months.Rainfall
January is the month with the least rainfall. Rain falls for 2.7 days and accumulates 0.83" (21mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Arbor Vitae, in January, during 23.6 snowfall days, 5.98" (152mm) of snow is typically accumulated. Throughout the year, in Arbor Vitae, there are 113 snowfall days, and 37.13" (943mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 8min.On the first day of January, sunrise is at 7:40 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:02 pm CST.
Sunshine
January and February, with an average of 2.1h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 1 during January translates into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
What is the driest month?
How much does it rain in January?
How much does it snow in January?
How many hours of daylight does Arbor Vitae have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine in Arbor Vitae?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Arbor Vitae, WI
- Average high temperature in January: 18.9°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in January: 7.3°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).
Average pressure in January
Arbor Vitae, WI
- Average pressure in January: 30.08"Hg
The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Arbor Vitae, WI
- Average wind speed in January: 8.4mph
The windiest month (with the highest average wind speed) is November (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in January
Arbor Vitae, WI
- Average humidity in January: 92%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (71%).
Average rainfall in January
Arbor Vitae, WI
- Average rainfall in January: 0.83"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in January
Arbor Vitae, WI
- Average rainfall days in January: 2.7 days
The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.7 days).
Average snowfall in January
Arbor Vitae, WI
- Average snowfall in January: 5.98"
The month with the highest snowfall is December (6.89").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Arbor Vitae, WI
- Average snowfall days in January: 23.6 days
The month with the highest number of snowfall days is January (23.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Arbor Vitae, WI
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January: 2h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 6min).
Average sunshine days in January
Arbor Vitae, WI
- Average sunshine days in January: 8.3 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in January
Arbor Vitae, WI
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in January
Arbor Vitae, WI
- Average cloud cover in January: 81
The months with the most cloud cover are January and February (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in January
Arbor Vitae, WI
- Average visibility in January: 4mi
The months with the highest visibility are May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Arbor Vitae, Wisconsin, USA
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