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
As December begins, there is a decrease in the average high-temperature, falling from a frosty 46.9°F (8.3°C) in November to an icy 35.8°F (2.1°C). In Etna Green, the expected average low-temperature for December is a subzero cold 26.1°F (-3.3°C).Humidity
In Etna Green, the average relative humidity in December is 83%.Rainfall
December is the month with the least rainfall. Rain falls for 9.8 days and accumulates 1.5" (38mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 11.9 days. Throughout December, 2.95" (75mm) of snow is accumulated. In Etna Green, Indiana, during the entire year, snow falls for 55.1 days and aggregates up to 14.57" (370mm) of snow.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 7:51 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 8:09 am and sunset at 5:25 pm EST.
Sunshine
The average sunshine in December is 3.8h.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 hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 1 translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Etna Green have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Etna Green have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Etna Green, IN
- Average high temperature in December: 35.8°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 26.1°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Etna Green, IN
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Etna Green, IN
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in December
Etna Green, IN
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Etna Green, IN
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is December (1.5").
Average rainfall days in December
Etna Green, IN
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in December
Etna Green, IN
- Average snowfall in December: 2.95"
The month with the highest snowfall is January (3.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Etna Green, IN
- Average snowfall days in December: 11.9 days
The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Etna Green, IN
- 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: 3h and 5min
The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Etna Green, IN
- Average sunshine days in December: 12 days
The month with the most sunshine days is November (15 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in December
Etna Green, IN
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Etna Green, IN
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in December
Etna Green, IN
- 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).
Etna Green, Indiana, USA
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