December weather forecast and climate
Mellow Valley, AL

Weather in December

December, the first month of the winter, in Mellow Valley, is also a fresh month, with temperature in the range of an average low of 39.9°F (4.4°C) and an average high of 54.5°F (12.5°C).

Temperature

In Mellow Valley, the average high-temperature marginally drops, from an enjoyable 61.7°F (16.5°C) in November, to a cool 54.5°F (12.5°C). In December, in Mellow Valley, the average low-temperature is 39.9°F (4.4°C).

Humidity

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

Rainfall

In Mellow Valley, it is raining for 13.8 days, with typically 3.9" (99mm) of accumulated precipitation. Throughout the year, there are 184.4 rainfall days, and 42.17" (1071mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in Mellow Valley. December is the month with the most snowfall. Snow falls for 0.7 days and accumulates 0.67" (17mm) of snow.

Daylight

The month with the shortest days is December, with an average of 10h of daylight.

Sunshine

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

UV index

Months with the lowest UV index in Mellow Valley, Alabama, are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
[Resources]

FAQ

What is the temperature in December in Mellow Valley?

The average high-temperature, in December, is 54.5°F (12.5°C), while the average low-temperature is 39.9°F (4.4°C).

What is the most humid month in Mellow Valley?

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

What is the average humidity in December in Mellow Valley?

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

How many days does it rain in December in Mellow Valley?

In Mellow Valley, during December, the rain falls for 13.8 days and regularly aggregates up to 3.9" (99mm) of precipitation.

When does it start to snow in Mellow Valley?

December is the first month it typically snows. Throughout December, in the average 0.7 snowfall days, it receives 0.67" (17mm) of snow.

What is the snowiest month in Mellow Valley?

December is the month with the most snowfall in Mellow Valley. Snow falls for 0.7 days and accumulates 0.67" (17mm) of snow.

What is the month with the shortest days in Mellow Valley?

December has the shortest days of the year, with an average of 10h of daylight.

What is the average length of the day in December in Mellow Valley?

In December, the average length of the day in Mellow Valley, Alabama, is 10h.

What is the month with the least sunshine in Mellow Valley?

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Mellow Valley?

The average sunshine in December is 4.9h.

What is the month with the lowest UV index in Mellow Valley?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Mellow Valley, Alabama.

How high is the UV index in December in Mellow Valley?

In Mellow Valley, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in December
Mellow Valley, AL

Average temperature in December - Mellow Valley, AL
  • Average high temperature in December: 54.5°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 (50.7°F).

  • Average low temperature in December: 39.9°F

Months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

[Resources]

Average pressure in December
Mellow Valley, AL

Average pressure in December - Mellow Valley, 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").

[Resources]

Average wind speed in December
Mellow Valley, AL

Average wind speed in December - Mellow Valley, AL
  • Average wind speed in December: 7.1mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

[Resources]

Average humidity in December
Mellow Valley, AL

Average humidity in December - Mellow Valley, 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%).

[Resources]

Average rainfall in December
Mellow Valley, AL

Average rainfall in December - Mellow Valley, AL
  • Average rainfall in December: 3.9"

The wettest month (with the highest rainfall) is August (4.37").
The driest month (with the least rainfall) is October (2.09").

[Resources]

Average rainfall days in December
Mellow Valley, AL

Average rainfall days in December - Mellow Valley, AL
  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is July (24 days).
The month with the least rainy days is November (8.3 days).

[Resources]

Average snowfall in December
Mellow Valley, AL

Average snowfall in December - Mellow Valley, AL
  • Average snowfall in December: 0.67"

The month with the highest snowfall is December (0.67").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

[Resources]

Average snowfall days in December
Mellow Valley, AL

Average snowfall days in December - Mellow Valley, AL
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is January (1.4 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in December /
Average sunshine in December
Mellow Valley, AL

Average daylight in December / Average sunshine in December - Mellow Valley, AL
  • Average daylight in December: 10h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in December: 4.9h

The month with the most sunshine is June (Average sunshine: 10.5h).
Months with the least sunshine are February and December (Average sunshine: 4.9).

[Resources]

Average sunshine days in December
Mellow Valley, AL

Average sunshine days in December - Mellow Valley, AL
  • Average sunshine days in December: 15.3 days

Months with the most sunshine days are October and November (19.7 days).
The month with the least sunshine days is July (5.6 days).

[Resources]

Average UV index in December
Mellow Valley, AL

Average UV index in December - Mellow Valley, AL
  • Average UV index in December: 3

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in December
Mellow Valley, AL

Average cloud cover in December - Mellow Valley, AL
  • Average cloud cover in December: 47

Months with the most cloud cover are February and December (Cloud cover 47).
Months with the least cloud cover are June, September and October (Cloud cover 31).

[Resources]

Average visibility in December
Mellow Valley, AL

Average visibility in December - Mellow Valley, AL
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
Months with the lowest visibility are July and August (5mi).

[Resources]