December weather forecast
Montpelier, IN

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Weather in December

The first month of the winter, December, is still a cold month in Montpelier, Indiana, with an average temperature varying between 36.7°F (2.6°C) and 27.3°F (-2.6°C).

Temperature

December's onset corresponds with a shift in the average high-temperature, moving from a frosty 48.2°F (9°C) in November to a cold 36.7°F (2.6°C). In Montpelier, the average nighttime temperature during December is a subzero cold 27.3°F (-2.6°C).

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 83%.

Rainfall

In December, the rain falls for 8.1 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. In Montpelier, during the entire year, the rain falls for 137.2 days and collects up to 17.95" (456mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In December, it is snowing for 8.1 days. Throughout December, 1.54" (39mm) of snow is accumulated. Throughout the year, there are 35.6 snowfall days, and 7.64" (194mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Montpelier, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:45 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:24 pm EST.

Sunshine

In December, the average sunshine is 3.9h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

December temperatures vary between a high-temperature of 36.7°F (2.6°C) and a low-temperature of 27.3°F (-2.6°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is computed to be 87.8°F (31°C).

What are the most humid months?

The months with the highest humidity are January, February and December, with an average relative humidity of 83%.

What is the average humidity in December in Montpelier?

The average relative humidity in December is 83%.

How much does it rain in December?

In December, the rain falls for 8.1 days. Throughout December, 1.3" (33mm) of precipitation is accumulated.

How many days does it snow in December?

In December, it is snowing for 8.1 days. Throughout December, 1.54" (39mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

How many hours of daylight does Montpelier have in December?

In December, the average day length is 9h and 20min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:45 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:24 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 3.9h.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 1.

What is the UV index intensity in December?

In Montpelier, Indiana, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health threat from 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
Montpelier, IN

Average temperature in December - Montpelier, IN
  • Average high temperature in December: 36.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in December
Montpelier, IN

Average pressure in December - Montpelier, IN
  • Average pressure in December: 30.11"Hg

The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Montpelier, IN

Average wind speed in December - Montpelier, IN
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in December
Montpelier, IN

Average humidity in December - Montpelier, IN
  • Average humidity in December: 83%

The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Montpelier, IN

Average rainfall in December - Montpelier, IN
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days in December
Montpelier, IN

Average rainfall days in December - Montpelier, IN
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (5.4 days).

Average snowfall in December
Montpelier, IN

Average snowfall in December - Montpelier, IN
  • Average snowfall in December: 1.54"

The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Montpelier, IN

Average snowfall days in December - Montpelier, IN
  • Average snowfall days in December: 8.1 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Montpelier, IN
  • 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 18min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in December
Montpelier, IN

Average sunshine days in December - Montpelier, IN
  • Average sunshine days in December: 16.4 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in December
Montpelier, IN

Average UV index in December - Montpelier, IN
  • Average UV index in December: 1

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Montpelier, IN

Average cloud cover in December - Montpelier, IN
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in December
Montpelier, IN

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

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

Montpelier, Indiana, USA

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