December weather forecast
Runnymede, IN

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Weather in December

The first month of the winter, December, is still a cold month in Runnymede, Indiana, with an average temperature fluctuating between 36°F (2.2°C) and 27°F (-2.8°C).

Temperature

Runnymede's progression into December includes a drop in the average high-temperature, from a chilly 47.1°F (8.4°C) in November to a wintry 36°F (2.2°C). The temperature during December nights demonstrates a small drop from the daytime highs, settling to an average of 27°F (-2.8°C).

Humidity

In Runnymede, Indiana, the average relative humidity in December is 82%.

Rainfall

In Runnymede, in December, it is raining for 9.4 days, with typically 1.18" (30mm) of accumulated precipitation. In Runnymede, during the entire year, the rain falls for 156.1 days and collects up to 22.44" (570mm) of precipitation.

Snowfall

Months with snowfall in Runnymede, Indiana, are January through May, October through December. In Runnymede, in December, snow falls for 10 days, with typically accumulated 2.05" (52mm) of snow. Throughout the year, there are 46.9 snowfall days, and 11.89" (302mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 6:54 am and sunset at 4:18 pm. On the last day of December, in Runnymede, sunrise is at 7:13 am and sunset at 4:28 pm CST.

Sunshine

In Runnymede, Indiana, the average sunshine in December is 4h.

UV index

The months with the lowest UV index in Runnymede are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: During December, 1 as the daily maximum UV index converts into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Enhance your sun protection with tightly woven, yet airy clothing. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Runnymede in December?

December temperatures in Runnymede vary between a high-temperature of 36°F (2.2°C) and a low-temperature of 27°F (-2.8°C).

What is the average humidity in December in Runnymede?

In December, the average relative humidity in Runnymede, Indiana, is 82%.

How many days does it rain in December in Runnymede?

In Runnymede, in December, it is raining for 9.4 days, with typically 1.18" (30mm) of accumulated precipitation.

How much does it snow in Runnymede in December?

In Runnymede, Indiana, in December, during 10 snowfall days, 2.05" (52mm) of snow is typically accumulated.

What is the month with the shortest days in Runnymede?

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

How many hours of daylight does Runnymede have in December?

In Runnymede, Indiana, the average day length in December is 9h and 15min.

When are sunrise and sunset in December in Runnymede?

On the first day of December in Runnymede, Indiana, sunrise is at 6:54 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:28 pm CST.

How many hours of sunshine does Runnymede have in December?

The average sunshine duration in December is 4h.

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

The months with the lowest UV index in Runnymede are January and December, with an average maximum UV index of 1.

What is the UV index reading in December in Runnymede?

The average daily maximum UV index in December in Runnymede is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Runnymede, IN

Average temperature in December - Runnymede, IN
  • Average high temperature in December: 36°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in December
Runnymede, IN

Average pressure in December - Runnymede, IN
  • Average pressure in December: 30.1"Hg

The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Runnymede, IN

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

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
Runnymede, IN

Average humidity in December - Runnymede, IN
  • Average humidity in December: 82%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
Runnymede, IN

Average rainfall in December - Runnymede, IN
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is January (1.02").

Average rainfall days in December
Runnymede, IN

Average rainfall days in December - Runnymede, IN
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in December
Runnymede, IN

Average snowfall in December - Runnymede, IN
  • Average snowfall in December: 2.05"

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Runnymede, IN

Average snowfall days in December - Runnymede, IN
  • Average snowfall days in December: 10 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Runnymede, IN
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 0min

The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in December
Runnymede, IN

Average sunshine days in December - Runnymede, IN
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is November (16 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in December
Runnymede, IN

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

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

Average cloud cover in December
Runnymede, IN

Average cloud cover in December - Runnymede, IN
  • Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in December
Runnymede, IN

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

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

Runnymede, Indiana, USA

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