January weather forecast and climate
Columbus, OH

An evening autumn view of the cityscape of Columbus, Ohio
An evening autumn view of the cityscape of Columbus, Ohio

Weather in January

January, the same as December, is another cold winter month in Columbus, Ohio, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 33.4°F (0.8°C).

Temperature

The coldest month is January, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 21.6°F (-5.8°C).

Humidity

With an average relative humidity of 82%, January is the most humid month.

Rainfall

In Columbus, in January, it is raining for 9.4 days, with typically 2.32" (59mm) of accumulated precipitation. In Columbus, during the entire year, the rain falls for 164.3 days and collects up to 30.55" (776mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Columbus, during January, snow falls for 12.9 days and regularly aggregates up to 3.03" (77mm) of snow. Throughout the year, there are 42.3 snowfall days, and 12.28" (312mm) of snow is accumulated.

Daylight

The average length of the day in Columbus is 9.7h.

Sunshine

January has the least sunshine of the year, with an average of 3.5h of sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Columbus?

With an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 21.6°F (-5.8°C), January is the coldest month in Columbus.

What is the temperature in January in Columbus?

In January, the average high-temperature is 33.4°F (0.8°C), and the average low-temperature is 21.6°F (-5.8°C).

What is the most humid month in Columbus?

The most humid month in Columbus, Ohio, is January, with an average relative humidity of 82%.

What is the average humidity in January in Columbus?

The average relative humidity in January in Columbus is 82%.

How many days does it rain in January in Columbus?

In Columbus, during January, the rain falls for 9.4 days and regularly aggregates up to 2.32" (59mm) of precipitation.

How many days does it snow in January in Columbus?

In January, it is snowing for 12.9 days. Throughout January, 3.03" (77mm) of snow is accumulated.

How many hours of daylight does Columbus have in January?

In January, the average length of the day in Columbus, Ohio, is 9.7h.

What is the month with the least sunshine in Columbus?

January has the least sunshine of the year in Columbus, Ohio, with an average of 3.5h of sunshine.

How many hours of sunshine does Columbus have in January?

The average sunshine in January is 3.5h.

When is the lowest UV index in Columbus?

Months with the lowest UV index in Columbus are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in January in Columbus?

In January, the average daily maximum UV index in Columbus, Ohio, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to the Sun's UV rays.

Average temperature in January
Columbus, OH

Average temperature in January - Columbus, OH
  • Average high temperature in January: 33.4°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 21.6°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in January
Columbus, OH

Average pressure in January - Columbus, OH
  • Average pressure in January: 30.13"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in January
Columbus, OH

Average wind speed in January - Columbus, OH
  • Average wind speed in January: 9.4mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in January
Columbus, OH

Average humidity in January - Columbus, OH
  • Average humidity in January: 82%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in January
Columbus, OH

Average rainfall in January - Columbus, OH
  • Average rainfall in January: 2.32"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in January
Columbus, OH

Average rainfall days in January - Columbus, OH
  • Average rainfall days in January: 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 February (9.1 days).

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Average snowfall in January
Columbus, OH

Average snowfall in January - Columbus, OH
  • Average snowfall in January: 3.03"

The month with the highest snowfall is February (3.31").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Columbus, OH

Average snowfall days in January - Columbus, OH
  • Average snowfall days in January: 12.9 days

The month with the highest number of snowfall days is January (12.9 days).
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
Columbus, OH

Average daylight in January / Average sunshine in January - Columbus, OH
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in January: 3.5h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 3.5h).

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Average sunshine days in January
Columbus, OH

Average sunshine days in January - Columbus, OH
  • Average sunshine days in January: 10.7 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is May (10.1 days).

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Average UV index in January
Columbus, OH

Average UV index in January - Columbus, OH
  • Average UV index in January: 2

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Columbus, OH

Average cloud cover in January - Columbus, OH
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in January
Columbus, OH

Average visibility in January - Columbus, OH
  • Average visibility in January: 5mi

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

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