December weather forecast
East Union, IN

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Weather in December

The first month of the winter, December, is still a cold month in East Union, Indiana, with an average temperature fluctuating between 27.5°F (-2.5°C) and 37.4°F (3°C).

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's frosty 48.4°F (9.1°C) to a wintry 37.4°F (3°C). East Union experiences a consistent average temperature of 27.5°F (-2.5°C) throughout the nights in December.

Humidity

January and December, with an average relative humidity of 83%, are the most humid months in East Union.

Rainfall

In East Union, in December, it is raining for 9.3 days, with typically 2.24" (57mm) of accumulated precipitation. In East Union, during the entire year, the rain falls for 164 days and collects up to 32.72" (831mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In East Union, in December, snow falls for 7.6 days, with typically accumulated 2.64" (67mm) of snow. Throughout the year, in East Union, there are 37 snowfall days, and 13.43" (341mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:48 am and sunset at 5:19 pm. On the last day of December, sunrise is at 8:06 am and sunset at 5:28 pm EST.

Sunshine

The average sunshine in December is 4.1h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 1 in December interprets into the following advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. On your guard! Snow's reflection 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

How cold is December in East Union?

In December, the average high-temperature and low-temperature in East Union, Indiana, are 37.4°F (3°C) and 27.5°F (-2.5°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

What are the most humid months in East Union?

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

What is the average humidity in December in East Union?

In December, the average relative humidity in East Union, Indiana, is 83%.

How many days does it rain in December in East Union?

In East Union, in December, it is raining for 9.3 days, with typically 2.24" (57mm) of accumulated precipitation.

How much does it snow in East Union in December?

In December, in East Union, Indiana, it is snowing for 7.6 days. Throughout December, 2.64" (67mm) of snow is accumulated.

What is the month with the shortest days in East Union?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

How many hours of daylight does East Union have in December?

The average day length in December is 9h and 22min.

When are sunrise and sunset in December in East Union?

In December, on the first day of the month, sunrise is at 7:48 am and sunset at 5:19 pm. On the last day of the month, in East Union, sunrise is at 8:06 am and sunset at 5:28 pm EST.

How long on average sun shines in December in East Union?

In December, the average sunshine duration in East Union is 4.1h.

When is the lowest UV index in East Union?

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 East Union?

In December, the average daily maximum UV index in East Union, Indiana, is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
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
East Union, IN

Average temperature in December - East Union, IN
  • Average high temperature in December: 37.4°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 (32°F).

  • Average low temperature in December: 27.5°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 (20.1°F).

Average pressure in December
East Union, IN

Average pressure in December - East Union, 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
East Union, IN

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

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in December
East Union, IN

Average humidity in December - East Union, IN
  • Average humidity in December: 83%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
East Union, IN

Average rainfall in December - East Union, IN
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is April (4.13").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in December
East Union, IN

Average rainfall days in December - East Union, IN
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in December
East Union, IN

Average snowfall in December - East Union, IN
  • Average snowfall in December: 2.64"

The month with the highest snowfall is February (3.62").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
East Union, IN

Average snowfall days in December - East Union, IN
  • Average snowfall days in December: 7.6 days

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
East Union, IN

Average daylight in December / Average sunshine in December - East Union, 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 24min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
East Union, IN

Average sunshine days in December - East Union, IN
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (8.3 days).

Average UV index in December
East Union, IN

Average UV index in December - East Union, IN
  • Average UV index in December: 1

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

Average cloud cover in December
East Union, IN

Average cloud cover in December - East Union, IN
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
East Union, IN

Average visibility in December - East Union, IN
  • Average visibility in December: 6mi

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

East Union, Indiana, USA

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