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 onset of December is marked by a decrease in temperature, transitioning from a frosty 47.8°F (8.8°C) in November to a wintry 36.7°F (2.6°C). In Deacon, December is marked by an average low-temperature of 27.3°F (-2.6°C).Humidity
In December, the average relative humidity in Deacon is 83%.Rainfall
In Deacon, during December, the rain falls for 9.6 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, there are 164.6 rainfall days, and 29.88" (759mm) of precipitation is accumulated.Snowfall
Months with snowfall in Deacon are January through April, October through December. In Deacon, during December, snow falls for 9.9 days and regularly aggregates up to 2.8" (71mm) of snow. Throughout the year, in Deacon, there are 46 snowfall days, and 14.8" (376mm) of snow is accumulated.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 7:50 am and sunset at 5:18 pm. On the last day of December, in Deacon, sunrise is at 8:08 am and sunset at 5:28 pm EST.
Sunshine
The average sunshine in December in Deacon is 4.1h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Deacon?
What is the average humidity in December in Deacon?
How much does it rain in Deacon in December?
How much does it snow in Deacon in December?
What is the month with the shortest days in Deacon?
What is the average length of the day in December in Deacon?
When are sunrise and sunset in December in Deacon?
How many hours of sunshine does Deacon have in December?
What is the month with the lowest UV index in Deacon?
What is the UV index intensity in December in Deacon?
Average temperature in December
Deacon, IN
- Average high temperature in December: 36.7°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in December
Deacon, IN
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Deacon, 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 (6.1mph).
Average humidity in December
Deacon, IN
- Average humidity in December: 83%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Deacon, IN
- Average rainfall in December: 1.85"
The wettest months (with the highest rainfall) are April and May (3.58").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Deacon, IN
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in December
Deacon, IN
- Average snowfall in December: 2.8"
The month with the highest snowfall is February (4.25").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Deacon, IN
- Average snowfall days in December: 9.9 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Deacon, 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: 4h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Deacon, IN
- Average sunshine days in December: 12.7 days
The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (9.4 days).
Average UV index in December
Deacon, IN
- Average UV index in December: 1
The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Deacon, IN
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are June and July (Cloud cover 33).
Average visibility in December
Deacon, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Deacon, Indiana, USA
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