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 involves a decrease in temperature, down from a frosty 47.8°F (8.8°C) in November to a cold 36.7°F (2.6°C). December's average low-temperature reading settles at a subzero cold 26.6°F (-3°C).Humidity
In December, the average relative humidity in Sheff, Indiana, is 81%.Rainfall
In December, the rain falls for 6.6 days. Throughout December, 0.91" (23mm) of precipitation is accumulated. Throughout the year, there are 140.3 rainfall days, and 17.56" (446mm) of precipitation is accumulated.Snowfall
Months with snowfall in Sheff are January through April, November and December. In Sheff, during December, snow falls for 8 days and regularly aggregates up to 1.3" (33mm) of snow. Throughout the year, there are 36.9 snowfall days, and 7.56" (192mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:55 am and sunset at 5:23 pm. On the last day of December, sunrise is at 8:13 am and sunset at 5:32 pm EST.
Sunshine
In December, the average sunshine in Sheff is 4.2h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Sheff, Indiana. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Sheff in December?
What is the average humidity in December in Sheff?
How much does it rain in Sheff in December?
How many days does it snow in December in Sheff?
What is the month with the shortest days in Sheff?
How many hours of daylight does Sheff have in December?
What time are sunrise and sunset in December in Sheff?
How long on average sun shines in December in Sheff?
What is the month with the lowest UV index in Sheff?
What is the UV index intensity in December in Sheff?
Average temperature in December
Sheff, IN
- Average high temperature in December: 36.7°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in December: 26.6°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 (18.9°F).
Average pressure in December
Sheff, IN
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Sheff, IN
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Sheff, IN
- Average humidity in December: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Sheff, IN
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is May (2.64").
The driest months (with the least rainfall) are January and February (0.79").
Average rainfall days in December
Sheff, IN
- Average rainfall days in December: 6.6 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (4.9 days).
Average snowfall in December
Sheff, IN
- Average snowfall in December: 1.3"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Sheff, IN
- Average snowfall days in December: 8 days
The month with the highest number of snowfall days is January (10.3 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
Sheff, 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: 4h and 1min
The months with the most sunshine are June and July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Sheff, IN
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in December
Sheff, IN
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Sheff, IN
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 34).
Average visibility in December
Sheff, 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).
Sheff, Indiana, USA
Weather forecast for your location
2. Allow the app to use your location