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
A decrease in the average high-temperature is observed during December, shifting from a frosty 49.8°F (9.9°C) in November to an icy 39°F (3.9°C). Clinton cools down to an average low-temperature of 28.4°F (-2°C) throughout the month of December.Humidity
In December, the average relative humidity in Clinton is 81%.Rainfall
In Clinton, in December, it is raining for 8.1 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 146.1 rainfall days, and 21.02" (534mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 7 days and typically aggregates up to 1.69" (43mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:51 am and sunset at 5:25 pm. On the last day of December, sunrise is at 8:10 am and sunset at 5:35 pm EST.
Sunshine
The average sunshine in December is 4.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 2 during December leads to these instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during December?
What is the average humidity in December?
How many days does it rain in December in Clinton?
When does it snow the most in Clinton?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December in Clinton?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Clinton, IN
- Average high temperature in December: 39°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in December: 28.4°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Clinton, 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
Clinton, IN
- Average wind speed in December: 9.3mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in December
Clinton, IN
- Average humidity in December: 81%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Clinton, IN
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is November (1.02").
Average rainfall days in December
Clinton, IN
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in December
Clinton, IN
- Average snowfall in December: 1.69"
The month with the highest snowfall is December (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Clinton, IN
- Average snowfall days in December: 7 days
The month with the highest number of snowfall days is January (10 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
Clinton, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Clinton, IN
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (10 days).
Average UV index in December
Clinton, IN
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Clinton, IN
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are June, August and September (Cloud cover 31).
Average visibility in December
Clinton, 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).
Clinton, Indiana, USA
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