December weather forecast and climate
Richmond Hills, AL

Weather in December

December, the first month of the winter, in Richmond Hills, is still a cool month, with average temperature fluctuating between 37.8°F (3.2°C) and 51.1°F (10.6°C).

Temperature

In Richmond Hills, Alabama, the average high-temperature in December marginally drops, from a moderate 59.2°F (15.1°C) in November, to a fresh 51.1°F (10.6°C). The average low-temperature, in Richmond Hills, is 37.8°F (3.2°C).

Humidity

March and December, with an average relative humidity of 79%, are most humid months in Richmond Hills.

Rainfall

In December, the rain falls for 13.2 days. Throughout December, 3.7" (94mm) of precipitation is accumulated. Throughout the year, in Richmond Hills, there are 178.6 rainfall days, and 41.26" (1048mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Richmond Hills, in December, during 1.1 snowfall days, 0.28" (7mm) of snow is typically accumulated. Throughout the year, in Richmond Hills, there are 7.3 snowfall days, and 1.69" (43mm) of snow is accumulated.

Daylight

With an average of 9.9h of daylight, December has the shortest days of the year in Richmond Hills.

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 in Richmond Hills. A UV Index value of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 2 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Richmond Hills?

In December, in Richmond Hills, the average high-temperature is 51.1°F (10.6°C), and the average low-temperature is 37.8°F (3.2°C).

What are the most humid months in Richmond Hills?

March and December, with an average relative humidity of 79%, are most humid months.

What is the average humidity in December in Richmond Hills?

The average relative humidity in December is 79%.

How many days does it rain in December in Richmond Hills?

In Richmond Hills, during December, the rain falls for 13.2 days and regularly aggregates up to 3.7" (94mm) of precipitation.

How many days does it snow in December in Richmond Hills?

In Richmond Hills, in December, during 1.1 snowfall days, 0.28" (7mm) of snow is typically accumulated.

What is the month with the shortest days in Richmond Hills?

December has the shortest days of the year, with an average of 9.9h of daylight.

How many hours of daylight does Richmond Hills have in December?

In Richmond Hills, Alabama, the average length of the day in December is 9.9h.

What is the month with the least sunshine in Richmond Hills?

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

How long on average sun shines in December in Richmond Hills?

In December, the average sunshine in Richmond Hills, Alabama, is 4.7h.

When is the lowest UV index in Richmond Hills?

With an average maximum UV index of 2, December is the month with the lowest UV index in Richmond Hills.

How high is the UV index in December in Richmond Hills?

In Richmond Hills, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the UV radiation.

Average temperature in December
Richmond Hills, AL

Average temperature in December - Richmond Hills, 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).

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Average pressure in December
Richmond Hills, AL

Average pressure in December - Richmond Hills, AL
  • Average pressure in December: 30.15"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.97").

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Average wind speed in December
Richmond Hills, AL

Average wind speed in December - Richmond Hills, 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).

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Average humidity in December
Richmond Hills, AL

Average humidity in December - Richmond Hills, AL
  • Average humidity in December: 79%

Months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Richmond Hills, AL

Average rainfall in December - Richmond Hills, 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").

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Average rainfall days in December
Richmond Hills, AL

Average rainfall days in December - Richmond Hills, 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).

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Average snowfall in December
Richmond Hills, AL

Average snowfall in December - Richmond Hills, AL
  • Average snowfall in December: 0.28"

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

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Average snowfall days in December
Richmond Hills, AL

Average snowfall days in December - Richmond Hills, AL
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is February (2.4 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Richmond Hills, AL

Average daylight in December / Average sunshine in December - Richmond Hills, AL
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 4.7h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
Months with the least sunshine are February and December (Average sunshine: 4.7).

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Average sunshine days in December
Richmond Hills, AL

Average sunshine days in December - Richmond Hills, AL
  • Average sunshine days in December: 15.6 days

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).

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Average UV index in December
Richmond Hills, AL

Average UV index in December - Richmond Hills, AL
  • Average UV index in December: 2

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).

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Average cloud cover in December
Richmond Hills, AL

Average cloud cover in December - Richmond Hills, AL
  • Average cloud cover in December: 50

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).

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Average visibility in December
Richmond Hills, AL

Average visibility in December - Richmond Hills, AL
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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