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
December indicates a shift in the average high-temperature, from November's frosty 48.6°F (9.2°C) to an icy 37.8°F (3.2°C). Throughout the month of December, the nighttime temperature dips to an average of 27.3°F (-2.6°C).Humidity
In Roachdale, the average relative humidity in December is 82%.Rainfall
In Roachdale, in December, it is raining for 7.7 days, with typically 1.38" (35mm) of accumulated precipitation. In Roachdale, during the entire year, the rain falls for 144.1 days and collects up to 22.17" (563mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Roachdale, in December, during 5.6 snowfall days, 1.93" (49mm) of snow is typically accumulated. Throughout the year, there are 28.6 snowfall days, and 8.62" (219mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:50 am and sunset at 5:22 pm. On the last day of December, sunrise is at 8:08 am and sunset at 5:32 pm EST.
Sunshine
In December, the average sunshine is 4.2h.UV index
The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. 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, 2 during December, leads to the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. 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 much does it rain in December?
How much does it snow in Roachdale 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?
How many hours of sunshine does Roachdale have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Roachdale, IN
- Average high temperature in December: 37.8°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in December
Roachdale, 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
Roachdale, IN
- Average wind speed in December: 9.6mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in December
Roachdale, IN
- Average humidity in December: 82%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Roachdale, IN
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days in December
Roachdale, IN
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is May (19.1 days).
The months with the least rainy days are January and February (6.8 days).
Average snowfall in December
Roachdale, IN
- Average snowfall in December: 1.93"
The month with the highest snowfall is February (2.36").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Roachdale, IN
- Average snowfall days in December: 5.6 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Roachdale, 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 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Roachdale, IN
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Roachdale, 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, October, November and December (UV index 2).
Average cloud cover in December
Roachdale, IN
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Roachdale, 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).
Roachdale, Indiana, USA
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