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, having an average high-temperature of 25°F (-3.9°C) and an average low-temperature of 14°F (-10°C), is the coldest month.Humidity
With an average relative humidity of 87%, January is the most humid month.Rainfall
In Waukesha, in January, it is raining for 3.8 days, with typically 0.55" (14mm) of accumulated precipitation. In Waukesha, during the entire year, the rain falls for 114.5 days and collects up to 12.2" (310mm) of precipitation.Snowfall
Months with snowfall in Waukesha are January through April, October through December. January is the month with the most snowfall in Waukesha. Snow falls for 11.2 days and accumulates 1.57" (40mm) of snow.Daylight
In Waukesha, Wisconsin, the average length of the day in January is 9h and 26min.On the first day of the month, sunrise is at 7:24 am and sunset at 4:28 pm. On the last day of January, in Waukesha, sunrise is at 7:09 am and sunset at 5:03 pm CST.
Sunshine
With an average of 3.5h of sunshine, January has the least sunshine of the year in Waukesha.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In January, the UV index of 1 transforms into the following advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What time of the year is the coldest in Waukesha?
How cold is January in Waukesha?
What is the most humid month in Waukesha?
What is the average humidity in January in Waukesha?
How much does it rain in Waukesha in January?
When does it snow the most in Waukesha?
How many days does it snow in January in Waukesha?
What is the average length of the day in January in Waukesha?
When is the sunrise / sunset in January in Waukesha?
What is the month with the least sunshine in Waukesha?
How many hours of sunshine does Waukesha have in January?
What are the months with the lowest UV index in Waukesha?
How high is the UV index in January in Waukesha?
Average temperature in January
Waukesha, WI
- Average high temperature in January: 25°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 (25°F).
- Average low temperature in January: 14°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (14°F).
Average pressure in January
Waukesha, WI
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Waukesha, WI
- Average wind speed in January: 10.6mph
The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in January
Waukesha, WI
- Average humidity in January: 87%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall in January
Waukesha, WI
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is July (1.73").
The driest months (with the least rainfall) are February and December (0.51").
Average rainfall days in January
Waukesha, WI
- Average rainfall days in January: 3.8 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in January
Waukesha, WI
- Average snowfall in January: 1.57"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Waukesha, WI
- Average snowfall days in January: 11.2 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Waukesha, WI
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 3h and 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in January
Waukesha, WI
- Average sunshine days in January: 17.3 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in January
Waukesha, WI
- Average UV index in January: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Waukesha, WI
- Average cloud cover in January: 64
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Waukesha, WI
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Waukesha, Wisconsin, USA
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