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's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a moderate 59.2°F (15.1°C) in November to a fresh 51.3°F (10.7°C). The average low-temperature during December nights is an icy 37.8°F (3.2°C).Humidity
March and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In December, in Spring Valley, the rain falls for 12.2 days. Throughout December, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 164.1 rainfall days, and 33.11" (841mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Spring Valley, in December, snow falls for 1.1 days, with typically accumulated 0.24" (6mm) of snow. Throughout the year, there are 6.4 snowfall days, and 0.98" (25mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 6:39 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:50 pm CST.
Sunshine
February and December, with an average of 4.7h of sunshine, are months with the least sunshine.UV index
The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Spring Valley in December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Spring Valley?
When are sunrise and sunset in December?
What are the months with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Spring Valley, AL
- Average high temperature in December: 51.3°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in December: 37.8°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure in December
Spring Valley, 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 (29.97"Hg).
Average wind speed in December
Spring Valley, AL
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Spring Valley, AL
- Average humidity in December: 79%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Spring Valley, AL
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is February (3.58").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Spring Valley, AL
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in December
Spring Valley, AL
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Spring Valley, AL
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2.2 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
Spring Valley, AL
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in December
Spring Valley, AL
- Average sunshine days in December: 16.7 days
The months with the most sunshine days are October and November (18.8 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in December
Spring Valley, AL
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Spring Valley, AL
- Average cloud cover in December: 50
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Spring Valley, 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).
Spring Valley, Alabama, USA
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