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 average high and low temperatures of 18.9°F (-7.3°C) and 7.3°F (-13.7°C) respectively, January is Tomahawk's coldest month.Humidity
In January, the average relative humidity is 91%.Rainfall
The month with the least rainfall is January, when the rain falls for 3.5 days and typically collects 1.1" (28mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In January, it is snowing for 22.3 days. Throughout January, 7.13" (181mm) of snow is accumulated. In Tomahawk, during the entire year, snow falls for 104.4 days and aggregates up to 41.26" (1048mm) of snow.Daylight
In Tomahawk, the average length of the day in January is 9h and 11min.On the first day of January, sunrise is at 7:38 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:03 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 2.3h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: In January, a regular UV index of 1 translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
How cold is January in Tomahawk?
What is the average humidity in January in Tomahawk?
What is the driest month?
How much does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What is the month with the lowest UV index in Tomahawk?
How high is the UV index in January?
Average temperature in January
Tomahawk, WI
- Average high temperature in January: 18.9°F
The warmest month (with the highest average high temperature) is July (78.1°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 (57°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).
Average pressure in January
Tomahawk, WI
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Tomahawk, WI
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in January
Tomahawk, WI
- Average humidity in January: 91%
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is May (73%).
Average rainfall in January
Tomahawk, WI
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is June (2.95").
The driest month (with the least rainfall) is January (1.1").
Average rainfall days in January
Tomahawk, WI
- Average rainfall days in January: 3.5 days
The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in January
Tomahawk, WI
- Average snowfall in January: 7.13"
The month with the highest snowfall is February (8.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Tomahawk, WI
- Average snowfall days in January: 22.3 days
The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Tomahawk, WI
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January: 2h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in January
Tomahawk, WI
- Average sunshine days in January: 8.8 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (8 days).
Average UV index in January
Tomahawk, 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, February, March, November and December (UV index 1).
Average cloud cover in January
Tomahawk, WI
- Average cloud cover in January: 79
The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in January
Tomahawk, WI
- Average visibility in January: 4mi
The months with the highest visibility are May and October (6mi).
The months with the lowest visibility are January and February (4mi).
Tomahawk, Wisconsin, USA
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