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
A change in temperatures is noted as November gives way to December, with average highs reducing from a chilly 46.9°F (8.3°C) to a cold 36°F (2.2°C). In the month of December, the temperature generally rests at an average low of 25.9°F (-3.4°C).Humidity
In December, the average relative humidity is 83%.Rainfall
September and December are months with the least rain when the rain falls for 9.5 days and typically aggregates up to 1.77" (45mm) of rain.Snowfall
January through May, October through December are months with snowfall. In Walnut Corners, during December, snow falls for 12.2 days and regularly aggregates up to 2.91" (74mm) of snow. In Walnut Corners, during the entire year, snow falls for 55.1 days and aggregates up to 16.89" (429mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:48 am and sunset at 5:14 pm. On the last day of December, in Walnut Corners, sunrise is at 8:07 am and sunset at 5:23 pm EST.
Sunshine
In December, the average sunshine is 3.7h.UV index
The month with the lowest UV index in Walnut Corners is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 1 in December suggests the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
What is the driest month?
How much 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 Walnut Corners have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Walnut Corners have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Walnut Corners, IN
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Walnut Corners, IN
- Average pressure in December: 30.1"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Walnut Corners, IN
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Walnut Corners, IN
- Average humidity in December: 83%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Walnut Corners, IN
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is April (3.78").
The driest months (with the least rainfall) are September and December (1.77").
Average rainfall days in December
Walnut Corners, IN
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (19.3 days).
The months with the least rainy days are January and February (7.9 days).
Average snowfall in December
Walnut Corners, IN
- Average snowfall in December: 2.91"
The months with the highest snowfall are January and February (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Walnut Corners, IN
- Average snowfall days in December: 12.2 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Walnut Corners, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 4min
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 12min).
Average sunshine days in December
Walnut Corners, IN
- Average sunshine days in December: 11.4 days
The month with the most sunshine days is October (14.7 days).
The month with the least sunshine days is February (9 days).
Average UV index in December
Walnut Corners, IN
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Walnut Corners, IN
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in December
Walnut Corners, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Walnut Corners, Indiana, USA
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