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
The onset of December coincides with a reduction in the average high-temperature, falling from a frosty 48.7°F (9.3°C) in November to an icy 37.6°F (3.1°C). Throughout December nights, Carbondale registers an average low-temperature of 27.3°F (-2.6°C).Humidity
In Carbondale, the average relative humidity in December is 81%.Rainfall
In Carbondale, during December, the rain falls for 10 days and regularly aggregates up to 1.65" (42mm) of precipitation. In Carbondale, Indiana, during the entire year, the rain falls for 161.5 days and collects up to 27.91" (709mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Carbondale, Indiana, in December, snow falls for 8.5 days, with typically accumulated 2.24" (57mm) of snow. Throughout the year, there are 37.6 snowfall days, and 10.59" (269mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year in Carbondale, Indiana.On the first day of the month, sunrise is at 7:53 am and sunset at 5:23 pm. On the last day of December, sunrise is at 8:12 am and sunset at 5:33 pm EST.
Sunshine
In Carbondale, the average sunshine in December is 4.4h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Carbondale, Indiana. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index, 1 during December, leads to the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. 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 Carbondale?
What is the average humidity in December in Carbondale?
How many days does it rain in December in Carbondale?
How many days does it snow in December in Carbondale?
What is the month with the shortest days in Carbondale?
How many hours of daylight does Carbondale have in December?
When are sunrise and sunset in December in Carbondale?
How long on average sun shines in December in Carbondale?
When is the lowest UV index in Carbondale?
What is the UV index reading in December in Carbondale?
Average temperature in December
Carbondale, IN
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in December: 27.3°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 (20.1°F).
Average pressure in December
Carbondale, IN
- 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 (29.93"Hg).
Average wind speed in December
Carbondale, IN
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in December
Carbondale, IN
- Average humidity in December: 81%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Carbondale, IN
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is April (3.39").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Carbondale, IN
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in December
Carbondale, IN
- Average snowfall in December: 2.24"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Carbondale, IN
- Average snowfall days in December: 8.5 days
The month with the highest number of snowfall days is January (11 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
Carbondale, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
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 6min).
Average sunshine days in December
Carbondale, IN
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is July (9 days).
Average UV index in December
Carbondale, IN
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Carbondale, IN
- 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 June and August (Cloud cover 32).
Average visibility in December
Carbondale, 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).
Carbondale, Indiana, USA
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