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
In Roll, the average high-temperature in December decreases from a frosty 48.2°F (9°C) in November to a wintry 36.7°F (2.6°C). Roll, in December, witnesses an average low-temperature of 27.3°F (-2.6°C).Humidity
January, February and December, with an average relative humidity of 83%, are the most humid months in Roll.Rainfall
In Roll, Indiana, during December, the rain falls for 8.1 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 137.2 rainfall days, and 17.95" (456mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Roll, in December, during 8.1 snowfall days, 1.54" (39mm) of snow is typically accumulated. In Roll, during the entire year, snow falls for 35.6 days and aggregates up to 7.64" (194mm) 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 in Roll, Indiana, sunrise is at 7:46 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:24 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 estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
How cold is December in Roll?
What are the most humid months in Roll?
What is the average humidity in December in Roll?
How much does it rain in Roll in December?
How many days does it snow in December in Roll?
What is the month with the shortest days in Roll?
How many hours of daylight does Roll have in December?
What time are sunrise and sunset in December in Roll?
How many hours of sunshine does Roll have in December?
What is the month with the lowest UV index in Roll?
How high is the UV index in December in Roll?
Average temperature in December
Roll, IN
- Average high temperature in December: 36.7°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 (31.6°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in December
Roll, IN
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Roll, 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
Roll, 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 (74%).
Average rainfall in December
Roll, IN
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in December
Roll, IN
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in December
Roll, IN
- Average snowfall in December: 1.54"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Roll, IN
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Roll, 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 18min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Roll, IN
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Roll, 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
Roll, IN
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in December
Roll, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Roll, Indiana, USA
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