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 transition into December involves a decrease in the average high-temperature, falling from a cool 51.3°F (10.7°C) in November to an icy 40.6°F (4.8°C). Whitehall experiences a nighttime temperature average of 29.3°F (-1.5°C) during December.Humidity
May and December, with an average relative humidity of 82%, are the most humid months in Whitehall.Rainfall
In Whitehall, Indiana, in December, during 9.5 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, in Whitehall, there are 150.5 rainfall days, and 27.56" (700mm) of precipitation is accumulated.Snowfall
Months with snowfall in Whitehall are January through April, November and December. In Whitehall, during December, snow falls for 5.8 days and regularly aggregates up to 1.85" (47mm) of snow. Throughout the year, in Whitehall, there are 26.7 snowfall days, and 9.13" (232mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year in Whitehall, Indiana.On the first day of December in Whitehall, sunrise is at 7:47 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 5:34 pm EST.
Sunshine
With an average of 4.2h of sunshine, December has the least sunshine of the year.UV index
January, February, October and December, with an average maximum UV index of 2, are months with the lowest UV index in Whitehall. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Whitehall?
What are the most humid months in Whitehall?
What is the average humidity in December in Whitehall?
How many days does it rain in December in Whitehall?
How much does it snow in Whitehall in December?
What is the month with the shortest days in Whitehall?
What is the average length of the day in December in Whitehall?
What time are sunrise and sunset in December in Whitehall?
What is the month with the least sunshine in Whitehall?
How many hours of sunshine does Whitehall have in December?
What is the month with the lowest UV index in Whitehall?
How high is the UV index in December in Whitehall?
Average temperature in December
Whitehall, IN
- Average high temperature in December: 40.6°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in December: 29.3°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 (22.5°F).
Average pressure in December
Whitehall, 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
Whitehall, IN
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in December
Whitehall, IN
- Average humidity in December: 82%
The months with the highest relative humidity are May and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Whitehall, IN
- Average rainfall in December: 2.17"
The wettest month (with the highest rainfall) is April (3.11").
The driest months (with the least rainfall) are September and October (1.65").
Average rainfall days in December
Whitehall, IN
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in December
Whitehall, IN
- Average snowfall in December: 1.85"
The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Whitehall, IN
- Average snowfall days in December: 5.8 days
The month with the highest number of snowfall days is January (7.1 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
Whitehall, 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 June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in December
Whitehall, IN
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in December
Whitehall, IN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, October and December (UV index 2).
Average cloud cover in December
Whitehall, IN
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Whitehall, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Whitehall, Indiana, USA
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