December weather forecastTrimble, AL

December

Weather in December

The first month of the winter, December, is still a cool month in Trimble, Alabama, with an average temperature varying between 52.7°F (11.5°C) and 38.3°F (3.5°C).

Temperature

Trimble in December experiences a gentle temperature dip, with average high-temperatures reducing from a moderate 60.1°F (15.6°C) in November to a cool 52.7°F (11.5°C). Throughout December, the temperature in Trimble falls to an average low of 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 13.6 days and typically aggregates up to 4.21" (107mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Trimble, in December, during 1 snowfall days, 0.24" (6mm) of snow is typically accumulated. Throughout the year, there are 5.2 snowfall days, and 1.73" (44mm) 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 6:35 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 4:48 pm CST.

Sunshine

In Trimble, the average sunshine in December is 4.9h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

The high-temperature, in December, in Trimble, is 52.7°F (11.5°C), while the low-temperature averages to 38.3°F (3.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 91.4°F (33°C).

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

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

The month with the most rainfall is December, when the rain falls for 13.6 days and typically aggregates up to 4.21" (107mm) of precipitation.

In Trimble, in December, during 13.6 rainfall days, 4.21" (107mm) of precipitation is typically accumulated.

In Trimble, in December, snow falls for 1 days, with typically accumulated 0.24" (6mm) of snow.

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

In December, the average day length is 9h and 56min.

On the first day of December, sunrise is at 6:35 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 4:48 pm CST.

In December, the average sunshine duration is 4.9h.

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

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Trimble, AL

  • Average high temperature in December: 52.7°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 (48.9°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (34°F).

Average pressure in December
Trimble, 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 (29.98"Hg).

Average wind speed in December
Trimble, AL

  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in December
Trimble, 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 (72%).

Average rainfall in December
Trimble, 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 November (2.36").

Average rainfall days in December
Trimble, AL

  • Average rainfall days in December: 13.6 days

The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in December
Trimble, AL

  • Average snowfall in December: 0.24"

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

Average snowfall days in December
Trimble, AL

  • Average snowfall days in December: 1 days

The month with the highest number of snowfall days is February (1.5 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
Trimble, AL

  • Average daylight in December: 9h and 54min

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 54min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Trimble, AL

  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (8.6 days).

Average UV index in December
Trimble, AL

  • Average UV index in December: 2

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

Average cloud cover in December
Trimble, AL

  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 30).

Average visibility in December
Trimble, 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).