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
With December's arrival, Ceylon sees a decrease in average high-temperatures, moving from a chilly 48.2°F (9°C) in November to an icy 36.7°F (2.6°C). In Ceylon, the December nights cool down to an average low of 27.1°F (-2.7°C).Humidity
The months with the highest humidity in Ceylon are January, February and December, with an average relative humidity of 83%.Rainfall
In December, in Ceylon, the rain falls for 7.9 days. Throughout December, 1.1" (28mm) of precipitation is accumulated. In Ceylon, during the entire year, the rain falls for 130.2 days and collects up to 14.8" (376mm) of precipitation.Snowfall
Months with snowfall in Ceylon are January through April, October through December. In Ceylon, Indiana, in December, during 7.9 snowfall days, 1.38" (35mm) of snow is typically accumulated. Throughout the year, there are 35.6 snowfall days, and 6.57" (167mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Ceylon.On the first day of the month, sunrise is at 7:44 am and sunset at 5:13 pm. On the last day of December, sunrise is at 8:03 am and sunset at 5:22 pm EST.
Sunshine
In December, the average sunshine in Ceylon is 3.8h.UV index
The month with the lowest UV index in Ceylon is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 1 translates into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
How cold is December in Ceylon?
What are the most humid months in Ceylon?
What is the average humidity in December in Ceylon?
How many days does it rain in December in Ceylon?
How many days does it snow in December in Ceylon?
What is the month with the shortest days in Ceylon?
How many hours of daylight does Ceylon have in December?
What time are sunrise and sunset in December in Ceylon?
How many hours of sunshine does Ceylon have in December?
What is the month with the lowest UV index in Ceylon?
How high is the UV index in December in Ceylon?
Average temperature in December
Ceylon, IN
- Average high temperature in December: 36.7°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 27.1°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 (19.8°F).
Average pressure in December
Ceylon, IN
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Ceylon, IN
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Ceylon, IN
- Average humidity in December: 83%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Ceylon, IN
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in December
Ceylon, IN
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in December
Ceylon, IN
- Average snowfall in December: 1.38"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Ceylon, IN
- Average snowfall days in December: 7.9 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ceylon, 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Ceylon, IN
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in December
Ceylon, IN
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Ceylon, IN
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Ceylon, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Ceylon, Indiana, USA
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