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 shift from November to December coincides with a small decrease in the average high-temperature, down to a frosty 44.8°F (7.1°C) from a fresh 53.6°F (12°C). Richland City's temperature lowers to a mean of 33.1°F (0.6°C) during the nights in December.Humidity
In December, the average relative humidity is 79%.Rainfall
In Richland City, during December, the rain falls for 10.5 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Richland City, during the entire year, the rain falls for 153.5 days and collects up to 30.67" (779mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Richland City, in December, snow falls for 4.5 days, with typically accumulated 1.22" (31mm) of snow. Throughout the year, there are 21.9 snowfall days, and 6.1" (155mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Richland City.On the first day of December, sunrise is at 6:46 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 4:39 pm CST.
Sunshine
The average sunshine in December in Richland City is 4.5h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: In December, a regular UV index of 2 translates into these guidelines:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Richland City in December?
What is the average humidity in December in Richland City?
How many days does it rain in December in Richland City?
How many days does it snow in December in Richland City?
What is the month with the shortest days in Richland City?
How many hours of daylight does Richland City have in December?
When is the sunrise / sunset in December in Richland City?
How long on average sun shines in December in Richland City?
What is the month with the lowest UV index in Richland City?
What is the UV index reading in December in Richland City?
Average temperature in December
Richland City, IN
- Average high temperature in December: 44.8°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 33.1°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in December
Richland City, IN
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Richland City, IN
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in December
Richland City, IN
- Average humidity in December: 79%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Richland City, IN
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is April (3.94").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in December
Richland City, IN
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (17.6 days).
The months with the least rainy days are October and November (9.5 days).
Average snowfall in December
Richland City, IN
- Average snowfall in December: 1.22"
The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Richland City, IN
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is January (6.8 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
Richland City, IN
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Richland City, IN
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in December
Richland City, IN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Richland City, IN
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Richland City, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Richland City, Indiana, USA
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