December weather forecast
Adel, IN

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Weather in December

The first month of the winter, December, is still a cold month in Adel, Indiana, with an average temperature varying between 40.1°F (4.5°C) and 28.6°F (-1.9°C).

Temperature

December brings a decrease in the average high-temperature, falling from November's cool 50.7°F (10.4°C) to an icy 40.1°F (4.5°C). In the month of December, the average low-temperature usually rests at a subzero cold 28.6°F (-1.9°C).

Humidity

In December, the average relative humidity in Adel is 81%.

Rainfall

In Adel, in December, it is raining for 10.1 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 154.9 rainfall days, and 26.18" (665mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Adel, during December, snow falls for 6.8 days and regularly aggregates up to 1.73" (44mm) of snow. In Adel, Indiana, during the entire year, snow falls for 30.1 days and aggregates up to 7.83" (199mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Adel.
On the first day of December, sunrise is at 7:48 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:34 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 4.3h of sunshine.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in Adel during December?

The high-temperature, in December, in Adel, records 40.1°F (4.5°C), while the low-temperature is 28.6°F (-1.9°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 August is computed to be 89.6°F (32°C).

What is the average humidity in December in Adel?

The average relative humidity in December in Adel is 81%.

How many days does it rain in December in Adel?

In Adel, Indiana, in December, during 10.1 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

How much does it snow in Adel in December?

In Adel, in December, snow falls for 6.8 days, with typically accumulated 1.73" (44mm) of snow.

What is the month with the shortest days in Adel?

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

How many hours of daylight does Adel have in December?

In Adel, Indiana, the average day length in December is 9h and 28min.

What time are sunrise and sunset in December in Adel?

In December, on the first day of the month, sunrise is at 7:48 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:34 pm EST.

What are the months with the least sunshine in Adel?

January and December, with an average of 4.3h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Adel?

In Adel, the average sunshine duration in December is 4.3h.

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

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

What is the UV index intensity in December in Adel?

In December, the average daily maximum UV index in Adel, Indiana, is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
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
Adel, IN

Average temperature in December - Adel, IN
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in December: 28.6°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in December
Adel, IN

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Adel, IN

Average wind speed in December - Adel, IN
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Adel, IN

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

The months with the highest relative humidity are May and July (82%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Adel, IN

Average rainfall in December - Adel, IN
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Adel, IN

Average rainfall days in December - Adel, IN
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in December
Adel, IN

Average snowfall in December - Adel, IN
  • Average snowfall in December: 1.73"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Adel, IN

Average snowfall days in December - Adel, IN
  • Average snowfall days in December: 6.8 days

The month with the highest number of snowfall days is January (9.1 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
Adel, IN

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).

Average sunshine days in December
Adel, IN

Average sunshine days in December - Adel, IN
  • Average sunshine days in December: 15.4 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (9.8 days).

Average UV index in December
Adel, IN

Average UV index in December - Adel, IN
  • 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, February and December (UV index 2).

Average cloud cover in December
Adel, IN

Average cloud cover in December - Adel, IN
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Adel, IN

Average visibility in December - Adel, IN
  • Average visibility in December: 6mi

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

Adel, Indiana, USA

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