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 start of December comes with a reduction in the average high-temperature, receding from a cool 51.8°F (11°C) in November to an icy 42.4°F (5.8°C). During December, an average low-temperature of 30.7°F (-0.7°C) is observed.Humidity
February and December, with an average relative humidity of 81%, are the most humid months.Rainfall
In December, the rain falls for 12.5 days. Throughout December, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 168.6 rainfall days, and 32.17" (817mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Hanover, in December, during 7.1 snowfall days, 1.65" (42mm) of snow is typically accumulated. Throughout the year, in Hanover, there are 32 snowfall days, and 8.9" (226mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:41 am and sunset at 5:20 pm. On the last day of December, sunrise is at 7:59 am and sunset at 5:30 pm EST.
Sunshine
In December, the average sunshine in Hanover is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Hanover have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Hanover have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Hanover, IN
- Average high temperature in December: 42.4°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in December: 30.7°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 (24.3°F).
Average pressure in December
Hanover, 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
Hanover, IN
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Hanover, IN
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Hanover, IN
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is April (3.74").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Hanover, IN
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in December
Hanover, IN
- Average snowfall in December: 1.65"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Hanover, IN
- Average snowfall days in December: 7.1 days
The month with the highest number of snowfall days is January (8.9 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
Hanover, IN
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Hanover, IN
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in December
Hanover, 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
Hanover, 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 29).
Average visibility in December
Hanover, IN
- Average visibility in December: 5mi
The months with the highest visibility are March, April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, May, July, September and December (5mi).
Hanover, Indiana, USA
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