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 transition to December results in a modest reduction in average high-temperature, moving from a comfortable 64.4°F (18°C) in November to a mild 57°F (13.9°C). Throughout December, Heiberger encounters an average temperature drop to a wintry 41.9°F (5.5°C).Humidity
December is the most humid month, with an average relative humidity of 80%.Rainfall
In Heiberger, in December, during 13.1 rainfall days, 3.62" (92mm) of precipitation is typically accumulated. Throughout the year, there are 167.4 rainfall days, and 36.93" (938mm) of precipitation is accumulated.Snowfall
Months with snowfall are January, February, November and December. In December, it is snowing for 0.3 days. Throughout December, 0.35" (9mm) of snow is accumulated. In Heiberger, during the entire year, snow falls for 2.6 days and aggregates up to 1.02" (26mm) of snow.Daylight
The month with the shortest days in Heiberger is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 6:34 am and sunset at 4:42 pm. On the last day of December, in Heiberger, Alabama, sunrise is at 6:51 am and sunset at 4:53 pm CST.
Sunshine
February and December, with an average of 5h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Heiberger are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 3 during December leads to these advisories:
Guard yourself - Precautionary measures against sun damage are advocated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What are the temperatures in Heiberger in December?
What is the most humid month in Heiberger?
What is the average humidity in December in Heiberger?
How much does it rain in Heiberger in December?
How many days does it snow in December in Heiberger?
What is the month with the shortest days in Heiberger?
What is the average length of the day in December in Heiberger?
What time are sunrise and sunset in December in Heiberger?
What is the month with the least sunshine in Heiberger?
How many hours of sunshine does Heiberger have in December?
What are the months with the lowest UV index in Heiberger?
How high is the UV index in December in Heiberger?
Average temperature in December
Heiberger, AL
- Average high temperature in December: 57°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (53.8°F).
- Average low temperature in December: 41.9°F
The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).
Average pressure in December
Heiberger, AL
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Heiberger, AL
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Heiberger, AL
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Heiberger, AL
- Average rainfall in December: 3.62"
The wettest month (with the highest rainfall) is April (3.94").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Heiberger, AL
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in December
Heiberger, AL
- Average snowfall in December: 0.35"
The month with the highest snowfall is January (0.39").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
Heiberger, AL
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Heiberger, AL
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).
Average sunshine days in December
Heiberger, AL
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (8.1 days).
Average UV index in December
Heiberger, AL
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Heiberger, AL
- Average cloud cover in December: 47
The month with the most cloud cover is December (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 29).
Average visibility in December
Heiberger, AL
- 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).
Heiberger, Alabama, USA
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