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 is the month when Hewitt sees the lowest average temperatures, with a high of 19.6°F (-6.9°C) and a low of 7.3°F (-13.7°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 91%.Rainfall
The month with the least rainfall in Hewitt is January, when the rain falls for 4.5 days and typically collects 1.18" (30mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Hewitt, in January, during 18.8 snowfall days, 6.22" (158mm) of snow is typically accumulated. In Hewitt, during the entire year, snow falls for 79.6 days and aggregates up to 31.1" (790mm) of snow.Daylight
In January, the average length of the day is 9h and 17min.On the first day of the month, sunrise is at 7:37 am and sunset at 4:30 pm. On the last day of January, in Hewitt, sunrise is at 7:20 am and sunset at 5:07 pm CST.
Sunshine
With an average of 3h of sunshine, January has the least sunshine of the year.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 hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 1 in January leads to these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Hewitt?
How cold is January in Hewitt?
What are the most humid months in Hewitt?
What is the average humidity in January in Hewitt?
What is the driest month in Hewitt?
How much does it rain in Hewitt in January?
How much does it snow in Hewitt in January?
What is the average length of the day in January in Hewitt?
What time are sunrise and sunset in January in Hewitt?
What is the month with the least sunshine in Hewitt?
How long on average sun shines in January in Hewitt?
What are the months with the lowest UV index in Hewitt?
What is the UV index reading in January in Hewitt?
Average temperature in January
Hewitt, WI
- Average high temperature in January: 19.6°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 (19.6°F).
- Average low temperature in January: 7.3°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).
Average pressure in January
Hewitt, WI
- Average pressure in January: 30.11"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Hewitt, WI
- Average wind speed in January: 9.7mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in January
Hewitt, WI
- Average humidity in January: 91%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Hewitt, WI
- Average rainfall in January: 1.18"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in January
Hewitt, WI
- Average rainfall days in January: 4.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in January
Hewitt, WI
- Average snowfall in January: 6.22"
The month with the highest snowfall is February (7.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Hewitt, WI
- Average snowfall days in January: 18.8 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hewitt, WI
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 3h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in January
Hewitt, WI
- Average sunshine days in January: 11.6 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in January
Hewitt, WI
- Average UV index in January: 1
The months with the highest UV index are May, 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
Hewitt, WI
- Average cloud cover in January: 70
The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in January
Hewitt, WI
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, July and December (5mi).
Hewitt, Wisconsin, USA
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