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 December, the meteorological conditions alter, with the average high-temperature shifting from a cool 51.4°F (10.8°C) in November to an icy 41.9°F (5.5°C). During the month of December, the nighttime temperature falls to an average of 30.4°F (-0.9°C).Humidity
February, May and December, with an average relative humidity of 81%, are the most humid months.Rainfall
In December, the rain falls for 10.5 days. Throughout December, 2.64" (67mm) of precipitation is accumulated. In Orleans, during the entire year, the rain falls for 156.9 days and collects up to 32.17" (817mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Orleans, during December, snow falls for 6.6 days and regularly aggregates up to 1.69" (43mm) of snow. In Orleans, during the entire year, snow falls for 30.6 days and aggregates up to 9.17" (233mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:45 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:34 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 4.2h of sunshine.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 estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Orleans?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Orleans have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Orleans have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Orleans, IN
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in December: 30.4°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 (24.1°F).
Average pressure in December
Orleans, 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
Orleans, IN
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January, February and April (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Orleans, IN
- Average humidity in December: 81%
The months with the highest relative humidity are February, May and December (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Orleans, IN
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Orleans, IN
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is January (9.2 days).
Average snowfall in December
Orleans, IN
- Average snowfall in December: 1.69"
The month with the highest snowfall is February (2.48").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Orleans, IN
- Average snowfall days in December: 6.6 days
The month with the highest number of snowfall days is January (8.8 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
Orleans, 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 6min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in December
Orleans, IN
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (9.1 days).
Average UV index in December
Orleans, 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
Orleans, IN
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Orleans, IN
- Average visibility in December: 5mi
The months with the highest visibility are March, April, October and November (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and December (5mi).
Orleans, Indiana, USA
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