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 brings a small change in high-temperatures, falling from a fresh 51.3°F (10.7°C) in November to a cold 40.6°F (4.8°C). The average temperature during December nights is registered at a subzero cold 29.3°F (-1.5°C).Humidity
May and December, with an average relative humidity of 82%, are the most humid months in Harrodsburg.Rainfall
In Harrodsburg, Indiana, in December, during 9.5 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, there are 150.5 rainfall days, and 27.56" (700mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Harrodsburg, in December, during 5.8 snowfall days, 1.85" (47mm) of snow is typically accumulated. Throughout the year, there are 26.7 snowfall days, and 9.13" (232mm) of snow is accumulated.Daylight
The month with the shortest days in Harrodsburg is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:46 am and sunset at 5:24 pm. On the last day of December, sunrise is at 8:04 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 in Harrodsburg.UV index
January, February, October and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
How cold is December in Harrodsburg?
What is the most humid month in Harrodsburg?
What is the average humidity in December in Harrodsburg?
How much does it rain in Harrodsburg in December?
How much does it snow in Harrodsburg in December?
What is the month with the shortest days in Harrodsburg?
How many hours of daylight does Harrodsburg have in December?
When are sunrise and sunset in December in Harrodsburg?
What is the month with the least sunshine in Harrodsburg?
How long on average sun shines in December in Harrodsburg?
When is the lowest UV index in Harrodsburg?
How high is the UV index in December in Harrodsburg?
Average temperature in December
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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
Harrodsburg, 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).
Harrodsburg, Indiana, USA
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