December weather forecast
Florence, IN

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Weather in December

December, the first month of the winter in Florence, is also a wintry month, with an average temperature fluctuating between 42.1°F (5.6°C) and 30.4°F (-0.9°C).

Temperature

During the transition into December, Florence observes a decrease in the average high-temperature, falling from a cool 51.4°F (10.8°C) in November to an icy 42.1°F (5.6°C). December's nights observe an average temperature of 30.4°F (-0.9°C).

Humidity

The most humid month is December, with an average relative humidity of 81%.

Rainfall

In Florence, during December, the rain falls for 11.1 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Florence, during the entire year, the rain falls for 146.4 days and collects up to 23.58" (599mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Florence, in December, during 6.9 snowfall days, 1.38" (35mm) of snow is typically accumulated. In Florence, during the entire year, snow falls for 30.4 days and aggregates up to 7.76" (197mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:39 am and sunset at 5:18 pm. On the last day of December, sunrise is at 7:57 am and sunset at 5:28 pm EST.

Sunshine

In December, the average sunshine is 4.1h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Florence?

The high-temperature during December is 42.1°F (5.6°C) and the low-temperature is 30.4°F (-0.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 91.4°F (33°C).

What is the most humid month in Florence?

December is the most humid month in Florence, Indiana, with an average relative humidity of 81%.

What is the average humidity in December in Florence?

The average relative humidity in December in Florence, Indiana, is 81%.

How many days does it rain in December in Florence?

In Florence, Indiana, during December, the rain falls for 11.1 days and regularly aggregates up to 1.81" (46mm) of precipitation.

How much does it snow in Florence in December?

In Florence, Indiana, during December, snow falls for 6.9 days and regularly aggregates up to 1.38" (35mm) of snow.

What is the month with the shortest days in Florence?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Florence, Indiana.

What is the average length of the day in December in Florence?

In December, the average day length in Florence is 9h and 31min.

What time are sunrise and sunset in December in Florence?

On the first day of December in Florence, Indiana, sunrise is at 7:39 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:28 pm EST.

How long on average sun shines in December in Florence?

The average sunshine duration in December in Florence, Indiana, is 4.1h.

When is the lowest UV index in Florence?

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

How high is the UV index in December in Florence?

In December, the average daily maximum UV index in Florence, Indiana, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
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
Florence, IN

Average temperature in December - Florence, IN
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in December: 30.4°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in December
Florence, IN

Average pressure in December - Florence, IN
  • Average pressure in December: 30.13"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Florence, IN

Average wind speed in December - Florence, IN
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in December
Florence, IN

Average humidity in December - Florence, IN
  • Average humidity in December: 81%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in December
Florence, IN

Average rainfall in December - Florence, IN
  • Average rainfall in December: 1.81"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in December
Florence, IN

Average rainfall days in December - Florence, IN
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in December
Florence, IN

Average snowfall in December - Florence, IN
  • Average snowfall in December: 1.38"

The month with the highest snowfall is March (1.93").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Florence, IN

Average snowfall days in December - Florence, IN
  • Average snowfall days in December: 6.9 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Florence, IN

Average daylight in December / Average sunshine in December - Florence, IN
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Florence, IN

Average sunshine days in December - Florence, IN
  • Average sunshine days in December: 14.7 days

The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and June (12 days).

Average UV index in December
Florence, IN

Average UV index in December - Florence, IN
  • Average UV index in December: 2

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

Average cloud cover in December
Florence, IN

Average cloud cover in December - Florence, IN
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Florence, IN

Average visibility in December - Florence, IN
  • 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).

Florence, Indiana, USA

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