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
December comes with a drop in the average high-temperature, falling from November's cool 55°F (12.8°C) to a chilly 45.9°F (7.7°C). Nighttime temperatures in Hecla hover around an average low of 34°F (1.1°C) in December.Humidity
In Hecla, the average relative humidity in December is 78%.Rainfall
In Hecla, during December, the rain falls for 10.3 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 145.5 rainfall days, and 21.85" (555mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Hecla. In Hecla, during December, snow falls for 2.4 days and regularly aggregates up to 0.24" (6mm) of snow. In Hecla, during the entire year, snow falls for 12.8 days and aggregates up to 2.91" (74mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December in Hecla, sunrise is at 6:46 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 4:42 pm CST.
Sunshine
In Hecla, the average sunshine in December is 4.7h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Hecla. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Around midday, solar radiation is most harmful; hence, exposure should be limited. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Hecla?
What is the average humidity in December in Hecla?
How many days does it rain in December in Hecla?
How much does it snow in Hecla in December?
What is the month with the shortest days in Hecla?
What is the average length of the day in December in Hecla?
When is the sunrise / sunset in December in Hecla?
How many hours of sunshine does Hecla have in December?
What are the months with the lowest UV index in Hecla?
What is the UV index reading in December in Hecla?
Average temperature in December
Hecla, KY
- Average high temperature in December: 45.9°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in December: 34°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in December
Hecla, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Hecla, KY
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Hecla, KY
- Average humidity in December: 78%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Hecla, KY
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in December
Hecla, KY
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8 days).
Average snowfall in December
Hecla, KY
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Hecla, KY
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Hecla, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Hecla, KY
- Average sunshine days in December: 18.3 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in December
Hecla, KY
- 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 and December (UV index 2).
Average cloud cover in December
Hecla, KY
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Hecla, KY
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Hecla, Kentucky, USA
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