Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With the onset of December, East Troy's average high-temperature adjusts, receding from November's chilly 43.5°F (6.4°C) to a subzero cold 31.5°F (-0.3°C). Throughout the month of December, East Troy sees a steady low-temperature average of 21.6°F (-5.8°C).Humidity
In East Troy, Wisconsin, the average relative humidity in December is 83%.Rainfall
In East Troy, during December, the rain falls for 7.9 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, in East Troy, there are 150.4 rainfall days, and 28.43" (722mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In East Troy, in December, during 10.7 snowfall days, 3.23" (82mm) of snow is typically accumulated. In East Troy, during the entire year, snow falls for 53.7 days and aggregates up to 18.03" (458mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:05 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:29 pm CST.
Sunshine
The average sunshine in December in East Troy is 3.9h.UV index
The months with the lowest UV index in East Troy are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
How cold is December in East Troy?
What is the average humidity in December in East Troy?
How much does it rain in East Troy in December?
How many days does it snow in December in East Troy?
What is the month with the shortest days in East Troy?
How many hours of daylight does East Troy have in December?
What time are sunrise and sunset in December in East Troy?
How long on average sun shines in December in East Troy?
What is the month with the lowest UV index in East Troy?
What is the UV index intensity in December in East Troy?
Average temperature in December
East Troy, WI
- Average high temperature in December: 31.5°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in December: 21.6°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in December
East Troy, WI
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
East Troy, WI
- Average wind speed in December: 9.3mph
The windiest months (with the highest average wind speed) are January, February and April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
East Troy, WI
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
East Troy, WI
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in December
East Troy, WI
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in December
East Troy, WI
- Average snowfall in December: 3.23"
The month with the highest snowfall is January (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
East Troy, WI
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
East Troy, WI
- Average daylight in December: 9h and 1min
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 December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
East Troy, WI
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
East Troy, WI
- Average UV index in December: 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 and December (UV index 1).
Average cloud cover in December
East Troy, WI
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in December
East Troy, WI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
East Troy, Wisconsin, USA
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