December weather forecast
Otterbein, IN

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Weather in December

December, the first month of the winter in Otterbein, is also an icy month, with an average temperature varying between 37.6°F (3.1°C) and 27.1°F (-2.7°C).

Temperature

December brings a decrease in the average high-temperature, falling from November's chilly 48.2°F (9°C) to a wintry 37.6°F (3.1°C). An average nighttime temperature of 27.1°F (-2.7°C) is noted in Otterbein during the month of December.

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Otterbein, during December, the rain falls for 7.4 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Otterbein, during the entire year, the rain falls for 130.9 days and collects up to 18.23" (463mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In December, it is snowing for 4.7 days. Throughout December, 1.18" (30mm) of snow is accumulated. In Otterbein, during the entire year, snow falls for 28.3 days and aggregates up to 7.36" (187mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December in Otterbein, Indiana, sunrise is at 7:53 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 5:31 pm EST.

Sunshine

In Otterbein, the average sunshine in December is 4.3h.

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 radiation for the ordinary person.
Note: The UV index of 1 in December translates into these instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Aug 31, 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 37.6°F (3.1°C) and a low-temperature of 27.1°F (-2.7°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in July is computed to be 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 81%.

How much does it rain in December?

In Otterbein, during December, the rain falls for 7.4 days and regularly aggregates up to 0.98" (25mm) of precipitation.

How many days does it snow in December?

In December, it is snowing for 4.7 days. Throughout December, 1.18" (30mm) of snow is accumulated.

What is the month with the shortest days in Otterbein?

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

How many hours of daylight does Otterbein have in December?

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

What time are sunrise and sunset in December in Otterbein?

On the first day of December, sunrise is at 7:53 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 5:31 pm EST.

How many hours of sunshine does Otterbein have in December?

The average sunshine duration in December is 4.3h.

When is the lowest UV index in Otterbein?

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

What is the UV index intensity in December?

In Otterbein, Indiana, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Otterbein, IN

Average temperature in December - Otterbein, IN
  • Average high temperature in December: 37.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in December: 27.1°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in December
Otterbein, IN

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Otterbein, IN

Average wind speed in December - Otterbein, IN
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in December
Otterbein, IN

Average humidity in December - Otterbein, IN
  • 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
Otterbein, IN

Average rainfall in December - Otterbein, IN
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are February and November (0.94").

Average rainfall days in December
Otterbein, IN

Average rainfall days in December - Otterbein, IN
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (5.1 days).

Average snowfall in December
Otterbein, IN

Average snowfall in December - Otterbein, IN
  • Average snowfall in December: 1.18"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Otterbein, IN

Average snowfall days in December - Otterbein, IN
  • Average snowfall days in December: 4.7 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Otterbein, 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: 4h and 2min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Otterbein, IN

Average sunshine days in December - Otterbein, IN
  • Average sunshine days in December: 19.8 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in December
Otterbein, IN

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

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

Average cloud cover in December
Otterbein, IN

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

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are June, August and September (Cloud cover 34).

Average visibility in December
Otterbein, IN

Average visibility in December - Otterbein, IN
  • 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).

Otterbein, Indiana, USA

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