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
Union City's progression into December involves a drop in the average high-temperature, receding from a frosty 48.2°F (9°C) in November to a cold 37.8°F (3.2°C). In December, Union City experiences an average nighttime temperature of 27.5°F (-2.5°C).Humidity
January, February and December, with an average relative humidity of 83%, are the most humid months in Union City.Rainfall
In Union City, during December, the rain falls for 11.4 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, in Union City, there are 172 rainfall days, and 32.01" (813mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. December is the month with the most snowfall. Snow falls for 10.5 days and accumulates 3.7" (94mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:43 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:23 pm EST.
Sunshine
The average sunshine in December is 3.9h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 1 in December transforms into this advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Union City have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Union City have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Union City, IN
- Average high temperature in December: 37.8°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in December: 27.5°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in December
Union City, IN
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Union City, IN
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Union City, IN
- Average humidity in December: 83%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Union City, IN
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is May (3.86").
The driest months (with the least rainfall) are February and September (2.01").
Average rainfall days in December
Union City, IN
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is January (9 days).
Average snowfall in December
Union City, IN
- Average snowfall in December: 3.7"
The month with the highest snowfall is December (3.7").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Union City, IN
- Average snowfall days in December: 10.5 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Union City, 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Union City, IN
- Average sunshine days in December: 11.9 days
The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (8.7 days).
Average UV index in December
Union City, 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
Union City, IN
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Union City, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Union City, Indiana, USA
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