January weather forecast
South Madison, OH

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Weather in January

January, the same as December, in South Madison, Ohio, is a freezing cold winter month, with an average temperature fluctuating between 30.7°F (-0.7°C) and 22.3°F (-5.4°C).

Temperature

South Madison's coldest temperatures are experienced in January, with average high temperatures of 30.7°F (-0.7°C) and lows of 22.3°F (-5.4°C).

Humidity

In South Madison, Ohio, the average relative humidity in January is 85%.

Rainfall

January and February are months with the least rain when the rain falls for 8.6 days and typically aggregates up to 2.17" (55mm) of rain.

Snowfall

January through May, November and December are months with snowfall in South Madison. January is the month with the most snowfall. Snow falls for 15.9 days and accumulates 4.21" (107mm) of snow.

Daylight

In South Madison, the average length of the day in January is 9h and 34min.
On the first day of the month, sunrise is at 7:51 am and sunset at 5:04 pm. On the last day of January, sunrise is at 7:37 am and sunset at 5:37 pm EST.

Sunshine

With an average of 2.6h of sunshine, January has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in South Madison, Ohio. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 during January translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What month is the coldest in South Madison?

The coldest temperatures occur during January, when averages reach a peak of 30.7°F (-0.7°C) and a low of 22.3°F (-5.4°C).

How cold is it in South Madison in January?

The high-temperature in South Madison during January is 30.7°F (-0.7°C) and the low-temperature is 22.3°F (-5.4°C).

What is the average humidity in January in South Madison?

The average relative humidity in January in South Madison is 85%.

What is the driest month in South Madison?

The months with the least rainfall in South Madison, Ohio, are January and February Rain falls for 8.6 days and accumulates 2.17" (55mm) of rain.

How much does it rain in South Madison in January?

In South Madison, during January, the rain falls for 8.6 days and regularly aggregates up to 2.17" (55mm) of precipitation.

When does it snow the most in South Madison?

The month with the most snowfall in South Madison is January, when snow falls for 15.9 days and typically aggregates up to 4.21" (107mm) of snow.

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

In South Madison, Ohio, in January, snow falls for 15.9 days, with typically accumulated 4.21" (107mm) of snow.

What is the average length of the day in January in South Madison?

In January, the average day length in South Madison, Ohio, is 9h and 34min.

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

In January, on the first day of the month, sunrise is at 7:51 am and sunset at 5:04 pm. On the last day of the month, in South Madison, sunrise is at 7:37 am and sunset at 5:37 pm EST.

What is the month with the least sunshine in South Madison?

With an average of 2.6h of sunshine, January has the least sunshine of the year in South Madison, Ohio.

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

The average sunshine duration in January in South Madison is 2.6h.

When is the lowest UV index in South Madison?

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

How high is the UV index in January in South Madison?

In January, the average daily maximum UV index in South Madison is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's 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 January
South Madison, OH

Average temperature in January - South Madison, OH
  • Average high temperature in January: 30.7°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 January: 22.3°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 January
South Madison, OH

Average pressure in January - South Madison, OH
  • Average pressure in January: 30.09"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 January
South Madison, OH

Average wind speed in January - South Madison, OH
  • Average wind speed in January: 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 January
South Madison, OH

Average humidity in January - South Madison, OH
  • Average humidity in January: 85%

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 January
South Madison, OH

Average rainfall in January - South Madison, OH
  • Average rainfall in January: 2.17"

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 January
South Madison, OH

Average rainfall days in January - South Madison, OH
  • Average rainfall days in January: 8.6 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 January
South Madison, OH

Average snowfall in January - South Madison, OH
  • Average snowfall in January: 4.21"

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 January
South Madison, OH

Average snowfall days in January - South Madison, OH
  • Average snowfall days in January: 15.9 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 January /
Average sunshine in January
South Madison, OH

Average daylight in January / Average sunshine in January - South Madison, OH
  • Average daylight in January: 9h and 4min

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 January: 2h and 4min

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 January
South Madison, OH

Average sunshine days in January - South Madison, OH
  • Average sunshine days in January: 6.4 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 January
South Madison, OH

Average UV index in January - South Madison, OH
  • Average UV index in January: 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 January
South Madison, OH

Average cloud cover in January - South Madison, OH
  • Average cloud cover in January: 74

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 January
South Madison, OH

Average visibility in January - South Madison, OH
  • Average visibility in January: 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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