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 average high-temperature shows a slight dip in December, from November's comfortable 61.9°F (16.6°C) to a cool 55.2°F (12.9°C). During the month of December, an average low-temperature of 40.3°F (4.6°C) is recorded in Welch.Humidity
December is the most humid month in Welch, with an average relative humidity of 80%.Rainfall
In Welch, during December, the rain falls for 14 days and regularly aggregates up to 3.74" (95mm) of precipitation. Throughout the year, there are 181.7 rainfall days, and 39.06" (992mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.6 snowfall days, it receives 0.35" (9mm) of snow. In Welch, during the entire year, snow falls for 3.5 days and aggregates up to 1.18" (30mm) of snow.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of December in Welch, sunrise is at 6:27 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 4:45 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 are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 3 during December leads to these instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
When does it start to snow in Welch?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Welch, AL
- Average high temperature in December: 55.2°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (52°F).
- Average low temperature in December: 40.3°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in December
Welch, AL
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Welch, AL
- Average wind speed in December: 7.2mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).
Average humidity in December
Welch, 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 (72%).
Average rainfall in December
Welch, AL
- Average rainfall in December: 3.74"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is October (1.93").
Average rainfall days in December
Welch, AL
- Average rainfall days in December: 14 days
The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
Welch, AL
- Average snowfall in December: 0.35"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Welch, AL
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is January (1.3 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
Welch, 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 months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).
Average sunshine days in December
Welch, AL
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in December
Welch, AL
- Average UV index in December: 3
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, November and December (UV index 3).
Average cloud cover in December
Welch, AL
- Average cloud cover in December: 47
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in December
Welch, AL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Welch, Alabama, USA
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