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
Plum City records the coldest temperatures in January, averaging a high of 19.8°F (-6.8°C) and a low of 6.6°F (-14.1°C).Humidity
The most humid month is January, with an average relative humidity of 91%.Rainfall
The month with the least rainfall is January, when the rain falls for 3.8 days and typically collects 0.87" (22mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Plum City, in January, snow falls for 16.4 days, with typically accumulated 4.92" (125mm) of snow. In Plum City, during the entire year, snow falls for 67.4 days and aggregates up to 26.22" (666mm) of snow.Daylight
In January, the average length of the day is 9h and 17min.On the first day of January, sunrise is at 7:45 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:15 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 3.2h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In January, the UV index of 1 transforms into the following advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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 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 Plum City in January?
How much does it snow in January?
What is the average length of the day in January?
When are sunrise and 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?
What is the UV index reading in January?
Average temperature in January
Plum City, WI
- Average high temperature in January: 19.8°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in January: 6.6°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (6.6°F).
Average pressure in January
Plum City, WI
- Average pressure in January: 30.13"Hg
The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
Plum City, WI
- Average wind speed in January: 8.6mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in January
Plum City, WI
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall in January
Plum City, WI
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is June (4.53").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in January
Plum City, WI
- Average rainfall days in January: 3.8 days
The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in January
Plum City, WI
- Average snowfall in January: 4.92"
The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Plum City, WI
- Average snowfall days in January: 16.4 days
The month with the highest number of snowfall days is January (16.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Plum City, 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 1min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in January
Plum City, WI
- Average sunshine days in January: 13.6 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in January
Plum City, WI
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
Plum City, WI
- Average cloud cover in January: 67
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in January
Plum City, WI
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, October and November (6mi).
The month with the lowest visibility is January (4mi).
Plum City, Wisconsin, USA
Weather forecast for your location
2. Allow the app to use your location