December weather forecast
Joy, AL

Weather in December

December, the first month of the winter, in Joy, is still a cool month, with temperature in the range of an average high of 52.9°F (11.6°C) and an average low of 38.3°F (3.5°C).

Temperature

In Joy, Alabama, the average high-temperature marginally drops, from a mild 60.1°F (15.6°C) in November, to a cool 52.9°F (11.6°C). In Joy, the average low-temperature is 38.3°F (3.5°C).

Humidity

December is the most humid month, with an average relative humidity of 80%.

Rainfall

The month with the most rainfall is December when the rain falls for 13.1 days and typically aggregates up to 4.21" (107mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 0.6 days. Throughout December, 0.35" (9mm) of snow is accumulated. Throughout the year, in Joy, there are 4.8 snowfall days, and 1.65" (42mm) of snow is accumulated.

Daylight

The month with the shortest days in Joy is December, with an average of 9.9h of daylight.

Sunshine

In Joy, the average sunshine in December is 4.7h.

UV index

Months with the lowest UV index in Joy are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the most humid month in Joy?

The most humid month is December, with an average relative humidity of 80%.

What is the average humidity in December in Joy?

In Joy, Alabama, the average relative humidity in December is 80%.

What is the wettest month in Joy?

The month with the most rainfall in Joy, Alabama, is December when the rain falls for 13.1 days and typically aggregates up to 4.21" (107mm) of precipitation.

How many days does it rain in December in Joy?

In Joy, in December, during 13.1 rainfall days, 4.21" (107mm) of precipitation is typically accumulated.

How much does it snow in Joy in December?

In Joy, in December, during 0.6 snowfall days, 0.35" (9mm) of snow is typically accumulated.

What is the month with the shortest days in Joy?

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

How many hours of daylight does Joy have in December?

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

How long on average sun shines in December in Joy?

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

What are the months with the lowest UV index in Joy?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Joy, Alabama.

How high is the UV index in December in Joy?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV radiation.

Average temperature in December
Joy, AL

Average temperature in December - Joy, AL
  • Average high temperature in December: 52.9°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 (48.9°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (34°F).

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Average pressure in December
Joy, AL

Average pressure in December - Joy, 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 (29.98").

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Average wind speed in December
Joy, AL

Average wind speed in December - Joy, AL
  • Average wind speed in December: 7.5mph

The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in December
Joy, AL

Average humidity in December - Joy, 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 (73%).

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Average rainfall in December
Joy, AL

Average rainfall in December - Joy, AL
  • Average rainfall in December: 4.21"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is October (2.32").

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Average rainfall days in December
Joy, AL

Average rainfall days in December - Joy, AL
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in December
Joy, AL

Average snowfall in December - Joy, AL
  • Average snowfall in December: 0.35"

The month with the highest snowfall is January (0.63").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Joy, AL

Average snowfall days in December - Joy, AL
  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is February (1.4 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
Joy, AL

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

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 4.7h

The month with the most sunshine is June (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days in December
Joy, AL

Average sunshine days in December - Joy, AL
  • Average sunshine days in December: 16.1 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (8.4 days).

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Average UV index in December
Joy, AL

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

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in December
Joy, AL

Average cloud cover in December - Joy, AL
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in December
Joy, AL

Average visibility in December - Joy, 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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