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 implies a gentle temperature shift, with average high-temperatures reducing from November's frosty 49.5°F (9.7°C) to an icy 39°F (3.9°C). An average nighttime temperature of 28.2°F (-2.1°C) is recorded in Quincy during December.Humidity
In Quincy, the average relative humidity in December is 82%.Rainfall
In December, the rain falls for 8.5 days. Throughout December, 1.85" (47mm) of precipitation is accumulated. In Quincy, during the entire year, the rain falls for 148.1 days and collects up to 25.43" (646mm) of precipitation.Snowfall
Months with snowfall in Quincy are January through April, November and December. December is the month with the most snowfall in Quincy. Snow falls for 5.4 days and accumulates 2.24" (57mm) of snow.Daylight
December has the shortest days of the year in Quincy, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:48 am and sunset at 5:23 pm. On the last day of December, sunrise is at 8:06 am and sunset at 5:33 pm EST.
Sunshine
The average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Quincy are January, February, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Quincy?
What is the average humidity in December in Quincy?
How many days does it rain in December in Quincy?
When does it snow the most in Quincy?
How much does it snow in Quincy in December?
What is the month with the shortest days in Quincy?
What is the average length of the day in December in Quincy?
When is the sunrise / sunset in December in Quincy?
How many hours of sunshine does Quincy have in December?
What is the month with the lowest UV index in Quincy?
What is the UV index reading in December in Quincy?
Average temperature in December
Quincy, IN
- Average high temperature in December: 39°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Quincy, IN
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Quincy, IN
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Quincy, IN
- Average humidity in December: 82%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Quincy, IN
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in December
Quincy, IN
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Quincy, IN
- Average snowfall in December: 2.24"
The month with the highest snowfall is December (2.24").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Quincy, IN
- Average snowfall days in December: 5.4 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Quincy, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Quincy, IN
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in December
Quincy, IN
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Quincy, IN
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Quincy, IN
- 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).
Quincy, Indiana, USA
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