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 brings the lowest temperatures, with an average high of 19.8°F (-6.8°C) and an average low of 8.4°F (-13.1°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 Summit Lake is January, when the rain falls for 2.9 days and typically collects 1.02" (26mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Summit Lake, in January, snow falls for 20.3 days, with typically accumulated 7.28" (185mm) of snow. Throughout the year, there are 96.4 snowfall days, and 43.19" (1097mm) of snow is accumulated.Daylight
In January, the average length of the day in Summit Lake is 9h and 12min.On the first day of January in Summit Lake, sunrise is at 7:36 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:01 pm CST.
Sunshine
With an average of 2.2h of sunshine, January has the least sunshine of the year in Summit Lake, Wisconsin.UV index
The months with the lowest UV index in Summit Lake, Wisconsin, are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 1 during January leads to these instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What time of the year is the coldest in Summit Lake?
How cold is it in Summit Lake in January?
What are the most humid months in Summit Lake?
What is the average humidity in January in Summit Lake?
What is the driest month in Summit Lake?
How many days does it rain in January in Summit Lake?
How much does it snow in Summit Lake in January?
What is the average length of the day in January in Summit Lake?
When is the sunrise / sunset in January in Summit Lake?
What is the month with the least sunshine in Summit Lake?
How long on average sun shines in January in Summit Lake?
What are the months with the lowest UV index in Summit Lake?
What is the UV index intensity in January in Summit Lake?
Average temperature in January
Summit Lake, WI
- Average high temperature in January: 19.8°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in January: 8.4°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 (8.4°F).
Average pressure in January
Summit Lake, WI
- Average pressure in January: 30.07"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Summit Lake, WI
- Average wind speed in January: 8.4mph
The windiest months (with the highest average wind speed) are April and November (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in January
Summit Lake, 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 May (72%).
Average rainfall in January
Summit Lake, WI
- Average rainfall in January: 1.02"
The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in January
Summit Lake, WI
- Average rainfall days in January: 2.9 days
The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (2.4 days).
Average snowfall in January
Summit Lake, WI
- Average snowfall in January: 7.28"
The month with the highest snowfall is February (7.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Summit Lake, WI
- Average snowfall days in January: 20.3 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Summit Lake, 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 1min
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 12min).
Average sunshine days in January
Summit Lake, WI
- Average sunshine days in January: 11.9 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in January
Summit Lake, 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, November and December (UV index 1).
Average cloud cover in January
Summit Lake, 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
Summit Lake, 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 and February (4mi).
Summit Lake, Wisconsin, USA
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