December weather forecast
Muncie, IL

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Weather in December

The first month of the winter, December, is still a cold month in Muncie, Illinois, with an average temperature ranging between min 27.5°F (-2.5°C) and max 37.6°F (3.1°C).

Temperature

A change in temperatures is noted as November gives way to December, with average highs reducing from a frosty 48.9°F (9.4°C) to a wintry 37.6°F (3.1°C). During the month of December, the nighttime temperature falls to an average of 27.5°F (-2.5°C).

Humidity

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

Rainfall

In Muncie, during December, the rain falls for 8.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. In Muncie, during the entire year, the rain falls for 151.8 days and collects up to 25.63" (651mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Muncie. In Muncie, Illinois, during December, snow falls for 7.9 days and regularly aggregates up to 2.09" (53mm) of snow. Throughout the year, there are 35.2 snowfall days, and 8.82" (224mm) of snow is accumulated.

Daylight

The month with the shortest days in Muncie is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 6:54 am and sunset at 4:26 pm. On the last day of December, in Muncie, sunrise is at 7:13 am and sunset at 4:35 pm CST.

Sunshine

The average sunshine in December is 4.5h.

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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In December, a regular UV index of 2 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. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Muncie?

In December, the average high-temperature and low-temperature in Muncie are 37.6°F (3.1°C) and 27.5°F (-2.5°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 86°F (30°C).

What is the average humidity in December in Muncie?

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

How many days does it rain in December in Muncie?

In Muncie, in December, during 8.8 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

How many days does it snow in December in Muncie?

In Muncie, Illinois, in December, during 7.9 snowfall days, 2.09" (53mm) of snow is typically accumulated.

What is the month with the shortest days in Muncie?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

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

In December, the average day length in Muncie, Illinois, is 9h and 23min.

When is the sunrise / sunset in December in Muncie?

In December, on the first day of the month, sunrise is at 6:54 am and sunset at 4:26 pm. On the last day of the month, in Muncie, sunrise is at 7:13 am and sunset at 4:35 pm CST.

How long on average sun shines in December in Muncie?

In December, the average sunshine duration in Muncie is 4.5h.

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

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

What is the UV index reading in December in Muncie?

In December, the average daily maximum UV index in Muncie is 2. A UV Index reading of 2, and below, represents a low health threat 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
Muncie, IL

Average temperature in December - Muncie, IL
  • Average high temperature in December: 37.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in December
Muncie, IL

Average pressure in December - Muncie, IL
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Muncie, IL

Average wind speed in December - Muncie, IL
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in December
Muncie, IL

Average humidity in December - Muncie, IL
  • Average humidity in December: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Muncie, IL

Average rainfall in December - Muncie, IL
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is April (3.23").
The driest months (with the least rainfall) are February and September (1.38").

Average rainfall days in December
Muncie, IL

Average rainfall days in December - Muncie, IL
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (6.6 days).

Average snowfall in December
Muncie, IL

Average snowfall in December - Muncie, IL
  • Average snowfall in December: 2.09"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Muncie, IL

Average snowfall days in December - Muncie, IL
  • Average snowfall days in December: 7.9 days

The month with the highest number of snowfall days is January (10.6 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
Muncie, IL

Average daylight in December / Average sunshine in December - Muncie, IL
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Muncie, IL

Average sunshine days in December - Muncie, IL
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (9.5 days).

Average UV index in December
Muncie, IL

Average UV index in December - Muncie, IL
  • 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
Muncie, IL

Average cloud cover in December - Muncie, IL
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are June, August and September (Cloud cover 32).

Average visibility in December
Muncie, IL

Average visibility in December - Muncie, IL
  • Average visibility in December: 6mi

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

Muncie, Illinois, USA

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