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
December is characterized by a reduction in the average high-temperature, from a frosty 47.3°F (8.5°C) in November to a wintry 35.6°F (2°C). Long Point experiences an average low-temperature of 25.5°F (-3.6°C) in month of December.Humidity
The average relative humidity in December is 82%.Rainfall
December is the month with the least rainfall. Rain falls for 6.9 days and accumulates 1.18" (30mm) of precipitation.Snowfall
Months with snowfall in Long Point are January through April, October through December. In Long Point, in December, snow falls for 7.8 days, with typically accumulated 1.46" (37mm) of snow. Throughout the year, there are 37.9 snowfall days, and 12.91" (328mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:01 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:37 pm CST.
Sunshine
The average sunshine in December is 4.3h.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 vulnerability from unsafe exposure to UV radiation for average individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Long Point?
What is the average humidity in December?
What is the driest month in Long Point?
How many days does it rain in December?
How much does it snow in Long Point in December?
What is the month with the shortest days?
How many hours of daylight does Long Point have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Long Point, IL
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.5°F).
- Average low temperature in December: 25.5°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in December
Long Point, IL
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Long Point, IL
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Long Point, IL
- Average humidity in December: 82%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Long Point, IL
- Average rainfall in December: 1.18"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (1.18").
Average rainfall days in December
Long Point, IL
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Long Point, IL
- Average snowfall in December: 1.46"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Long Point, IL
- Average snowfall days in December: 7.8 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Long Point, IL
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Long Point, IL
- Average sunshine days in December: 17.9 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in December
Long Point, IL
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Long Point, IL
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in December
Long Point, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Long Point, Illinois, USA
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