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 beginning of December marks a decrease in the average high-temperature, transitioning from a cool 51.4°F (10.8°C) in November to a cold 41.9°F (5.5°C). During December, the average low-temperature is recorded at a freezing cold 30.4°F (-0.9°C).Humidity
December is the most humid month in Rosstown, with an average relative humidity of 81%.Rainfall
In Rosstown, in December, during 11.2 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Rosstown, during the entire year, the rain falls for 163.7 days and collects up to 33.11" (841mm) of precipitation.Snowfall
Months with snowfall in Rosstown, Indiana, are January through April, October through December. In Rosstown, in December, snow falls for 7.2 days, with typically accumulated 1.81" (46mm) of snow. In Rosstown, during the entire year, snow falls for 32.7 days and aggregates up to 9.69" (246mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December in Rosstown, Indiana, sunrise is at 7:44 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:31 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 4.1h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rosstown. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
How cold is December in Rosstown?
What is the most humid month in Rosstown?
What is the average humidity in December in Rosstown?
How many days does it rain in December in Rosstown?
How many days does it snow in December in Rosstown?
What is the month with the shortest days in Rosstown?
How many hours of daylight does Rosstown have in December?
What time are sunrise and sunset in December in Rosstown?
What is the month with the least sunshine in Rosstown?
How long on average sun shines in December in Rosstown?
When is the lowest UV index in Rosstown?
How high is the UV index in December in Rosstown?
Average temperature in December
Rosstown, IN
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 30.4°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Rosstown, IN
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Rosstown, IN
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Rosstown, IN
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Rosstown, IN
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in December
Rosstown, IN
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in December
Rosstown, IN
- Average snowfall in December: 1.81"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Rosstown, IN
- Average snowfall days in December: 7.2 days
The month with the highest number of snowfall days is January (9 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
Rosstown, IN
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).
Average sunshine days in December
Rosstown, IN
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.6 days).
Average UV index in December
Rosstown, 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, November and December (UV index 2).
Average cloud cover in December
Rosstown, IN
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Rosstown, IN
- Average visibility in December: 5mi
The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).
Rosstown, Indiana, USA
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