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
A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a refreshing 64.4°F (18°C) to a mild 57.7°F (14.3°C). December nights experience a consistent temperature drop to a cold 42.4°F (5.8°C).Humidity
With an average relative humidity of 79%, December is the most humid month.Rainfall
The month with the most rainfall is December, when the rain falls for 13.2 days and typically aggregates up to 4.02" (102mm) of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows in Haynes. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Haynes, during the entire year, snow falls for 1.3 days and aggregates up to 0.43" (11mm) of snow.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 6:31 am and sunset at 4:40 pm. On the last day of December, sunrise is at 6:48 am and sunset at 4:51 pm CST.
Sunshine
In December, the average sunshine in Haynes, Alabama, is 4.9h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Haynes. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a regular UV index of 3 translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What are the temperatures in Haynes in December?
What is the most humid month in Haynes?
What is the average humidity in December in Haynes?
What is the wettest month in Haynes?
How much does it rain in Haynes in December?
When does it start snowing in Haynes?
What is the month with the shortest days in Haynes?
What is the average length of the day in December in Haynes?
What time are sunrise and sunset in December in Haynes?
How long on average sun shines in December in Haynes?
What are the months with the lowest UV index in Haynes?
What is the UV index intensity in December in Haynes?
Average temperature in December
Haynes, AL
- Average high temperature in December: 57.7°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (54.3°F).
- Average low temperature in December: 42.4°F
The month with the highest average low temperature is August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.3°F).
Average pressure in December
Haynes, AL
- 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 (29.97"Hg).
Average wind speed in December
Haynes, AL
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January and February (7.7mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Haynes, AL
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Haynes, AL
- Average rainfall in December: 4.02"
The wettest month (with the highest rainfall) is December (4.02").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in December
Haynes, AL
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is July (21.4 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in December
Haynes, AL
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Haynes, AL
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.6 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
Haynes, 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: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Haynes, AL
- Average sunshine days in December: 15.9 days
The months with the most sunshine days are October and November (20.2 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in December
Haynes, AL
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Haynes, AL
- Average cloud cover in December: 48
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in December
Haynes, 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).
Haynes, Alabama, USA
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