December weather forecast
Rivermont, AL

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Weather in December

December, the first month of the winter in Rivermont, is also a fresh month, with an average temperature fluctuating between 51.1°F (10.6°C) and 37.8°F (3.2°C).

Temperature

The arrival of December correlates with a minor temperature reduction, down from November's moderate 59.2°F (15.1°C) to a fresh 51.1°F (10.6°C). Rivermont in December anticipates an average nighttime temperature of 37.8°F (3.2°C).

Humidity

The months with the highest humidity are March and December, with an average relative humidity of 79%.

Rainfall

In Rivermont, in December, it is raining for 13.2 days, with typically 3.7" (94mm) of accumulated precipitation. In Rivermont, during the entire year, the rain falls for 178.6 days and collects up to 41.26" (1048mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Rivermont, during December, snow falls for 1.1 days and regularly aggregates up to 0.28" (7mm) of snow. In Rivermont, during the entire year, snow falls for 7.3 days and aggregates up to 1.69" (43mm) of snow.

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 6:40 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:58 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

With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during December translates into the following guidance:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

The average high-temperature and low-temperature during December are 51.1°F (10.6°C) and 37.8°F (3.2°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 89.6°F (32°C).

What are the most humid months?

The months with the highest humidity are March and December, with an average relative humidity of 79%.

What is the average humidity in December?

The average relative humidity in December is 79%.

How many days does it rain in December?

In Rivermont, in December, it is raining for 13.2 days, with typically 3.7" (94mm) of accumulated precipitation.

How much does it snow in December?

In Rivermont, during December, snow falls for 1.1 days and regularly aggregates up to 0.28" (7mm) of snow.

What is the month with the shortest days?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

How many hours of daylight does Rivermont have in December?

The average day length in December is 9h and 52min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:40 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:50 pm CST.

What is the month with the least sunshine?

February and December, with an average of 4.7h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

In December, the average sunshine duration is 4.7h.

When is the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 2.

How high is the UV index in December?

In Rivermont, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Rivermont, AL

Average temperature in December - Rivermont, AL
  • Average high temperature in December: 51.1°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 (33.1°F).

Average pressure in December
Rivermont, AL

Average pressure in December - Rivermont, 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
Rivermont, AL

Average wind speed in December - Rivermont, AL
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

Average humidity in December
Rivermont, AL

Average humidity in December - Rivermont, 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
Rivermont, AL

Average rainfall in December - Rivermont, AL
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is February (4.53").
The driest month (with the least rainfall) is November (2.56").

Average rainfall days in December
Rivermont, AL

Average rainfall days in December - Rivermont, AL
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in December
Rivermont, AL

Average snowfall in December - Rivermont, AL
  • Average snowfall in December: 0.28"

The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Rivermont, AL

Average snowfall days in December - Rivermont, AL
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is February (2.4 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
Rivermont, AL

Average daylight in December / Average sunshine in December - Rivermont, 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 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: 4h and 42min).

Average sunshine days in December
Rivermont, AL

Average sunshine days in December - Rivermont, AL
  • Average sunshine days in December: 15.6 days

The months with the most sunshine days are October and November (17.6 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in December
Rivermont, AL

Average UV index in December - Rivermont, AL
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Rivermont, AL

Average cloud cover in December - Rivermont, 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
Rivermont, AL

Average visibility in December - Rivermont, 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).

Rivermont, Alabama, USA

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