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
Delavan Lake's progression into December involves a drop in the average high-temperature, receding from a frosty 43.7°F (6.5°C) in November to a subzero cold 31.5°F (-0.3°C). December nights cool down to an average low-temperature of 21.4°F (-5.9°C).Humidity
The average relative humidity in December is 83%.Rainfall
The months with the least rainfall are January and December Rain falls for 6.5 days and accumulates 0.79" (20mm) of rain.Snowfall
Months with snowfall are January through April, October through December. In Delavan Lake, during December, snow falls for 9.9 days and regularly aggregates up to 1.69" (43mm) of snow. Throughout the year, there are 47.5 snowfall days, and 11.81" (300mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:05 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:31 pm CST.
Sunshine
The average sunshine in December in Delavan Lake is 3.8h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Delavan Lake. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. During bright days, sunglasses that offer UVA and UVB defense are recommended. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
How cold is December in Delavan Lake?
What is the average humidity in December in Delavan Lake?
What is the driest month in Delavan Lake?
How much does it rain in Delavan Lake in December?
How much does it snow in Delavan Lake in December?
What is the month with the shortest days in Delavan Lake?
How many hours of daylight does Delavan Lake have in December?
When are sunrise and sunset in December in Delavan Lake?
How many hours of sunshine does Delavan Lake have in December?
What is the month with the lowest UV index in Delavan Lake?
What is the UV index reading in December in Delavan Lake?
Average temperature in December
Delavan Lake, WI
- Average high temperature in December: 31.5°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in December: 21.4°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in December
Delavan Lake, WI
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Delavan Lake, WI
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Delavan Lake, WI
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in December
Delavan Lake, WI
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is July (2.56").
The driest months (with the least rainfall) are January and December (0.79").
Average rainfall days in December
Delavan Lake, WI
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is July (17.4 days).
The months with the least rainy days are January and February (3.8 days).
Average snowfall in December
Delavan Lake, WI
- Average snowfall in December: 1.69"
The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Delavan Lake, WI
- Average snowfall days in December: 9.9 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Delavan Lake, 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 months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Delavan Lake, WI
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Delavan Lake, WI
- Average UV index in December: 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 and December (UV index 1).
Average cloud cover in December
Delavan Lake, WI
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 35).
Average visibility in December
Delavan Lake, WI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Delavan Lake, Wisconsin, USA
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