December weather forecast
South Madison, OH

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Weather in December

December, the first month of the winter in South Madison, is also an icy month, with temperature in the range of an average high of 37.6°F (3.1°C) and an average low of 30.7°F (-0.7°C).

Temperature

South Madison's December weather features a mild decline in high-temperatures, reducing from a frosty 46.6°F (8.1°C) in November to a wintry 37.6°F (3.1°C). In South Madison, the nightly December temperatures experience a slight descent from daily highs to an average low of 30.7°F (-0.7°C).

Humidity

In December, the average relative humidity is 82%.

Rainfall

In South Madison, during December, the rain falls for 10.4 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, there are 176.9 rainfall days, and 32.28" (820mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In December, it is snowing for 12.9 days. Throughout December, 3.31" (84mm) of snow is accumulated. In South Madison, Ohio, during the entire year, snow falls for 59.5 days and aggregates up to 16.06" (408mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:32 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:51 am and sunset at 5:03 pm EST.

Sunshine

In December, the average sunshine is 2.9h.

UV index

The months with the lowest UV index in South Madison, Ohio, are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 1 in December interprets into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Boost your sun resistance with garments that are densely woven yet spacious. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is it in South Madison in December?

In South Madison, 37.6°F (3.1°C) is the average high-temperature and 30.7°F (-0.7°C) is the average low-temperature during December.

What is the average humidity in December in South Madison?

The average relative humidity in December in South Madison is 82%.

How many days does it rain in December in South Madison?

In South Madison, Ohio, in December, it is raining for 10.4 days, with typically 2.48" (63mm) of accumulated precipitation.

How many days does it snow in December in South Madison?

In December, in South Madison, Ohio, it is snowing for 12.9 days. Throughout December, 3.31" (84mm) of snow is accumulated.

What is the month with the shortest days in South Madison?

The month with the shortest days in South Madison is December, with an average of 9h and 12min of daylight.

How many hours of daylight does South Madison have in December?

In December, the average day length in South Madison, Ohio, is 9h and 13min.

When is the sunrise / sunset in December in South Madison?

On the first day of December in South Madison, sunrise is at 7:32 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:03 pm EST.

How many hours of sunshine does South Madison have in December?

In December, the average sunshine duration is 2.9h.

When is the lowest UV index in South Madison?

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

What is the UV index intensity in December in South Madison?

The average daily maximum UV index in December in South Madison, Ohio, is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
South Madison, OH

Average temperature in December - South Madison, OH
  • Average high temperature in December: 37.6°F

The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in December
South Madison, OH

Average pressure in December - South Madison, OH
  • Average pressure in December: 30.08"Hg

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

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Average wind speed in December
South Madison, OH

Average wind speed in December - South Madison, OH
  • Average wind speed in December: 12.7mph

The windiest months (with the highest average wind speed) are January and December (12.7mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in December
South Madison, OH

Average humidity in December - South Madison, OH
  • Average humidity in December: 82%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (77%).

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Average rainfall in December
South Madison, OH

Average rainfall in December - South Madison, OH
  • Average rainfall in December: 2.48"

The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are January and February (2.17").

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Average rainfall days in December
South Madison, OH

Average rainfall days in December - South Madison, OH
  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is October (18.5 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in December
South Madison, OH

Average snowfall in December - South Madison, OH
  • Average snowfall in December: 3.31"

The month with the highest snowfall is January (4.21").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
South Madison, OH

Average snowfall days in December - South Madison, OH
  • Average snowfall days in December: 12.9 days

The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
South Madison, OH

Average daylight in December / Average sunshine in December - South Madison, OH
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

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Average sunshine days in December
South Madison, OH

Average sunshine days in December - South Madison, OH
  • Average sunshine days in December: 7.5 days

The month with the most sunshine days is September (12 days).
The month with the least sunshine days is January (6.4 days).

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Average UV index in December
South Madison, OH

Average UV index in December - South Madison, OH
  • Average UV index in December: 1

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in December
South Madison, OH

Average cloud cover in December - South Madison, OH
  • Average cloud cover in December: 70

The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 27).

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Average visibility in December
South Madison, OH

Average visibility in December - South Madison, OH
  • Average visibility in December: 5mi

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

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South Madison, Ohio, USA

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