July weather forecast
Columbus, OH

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

Weather in July

July, the same as June, is a moderately hot summer month in Columbus, Ohio, with an average temperature fluctuating between 65.5°F (18.6°C) and 83.1°F (28.4°C).

Temperature

With an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 65.5°F (18.6°C), July is the warmest month.

Heat index

The average heat index in July is computed to be a hot 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like pregnancy, metabolic differences, clothing, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in July in Columbus is 75%.

Rainfall

In Columbus, in July, it is raining for 17.8 days, with typically 2.64" (67mm) 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

In Columbus, snow does not fall in May through September.

Daylight

The average length of the day in July is 14h and 41min.
On the first day of the month, sunrise is at 6:07 am and sunset at 9:04 pm. On the last day of July, sunrise is at 6:29 am and sunset at 8:47 pm EDT.

Sunshine

The average sunshine in July is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 6 in July transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the warmest month in Columbus?

The warmest month in Columbus, Ohio, is July, with an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 65.5°F (18.6°C).

What is the temperature in July in Columbus?

In July, in Columbus, Ohio, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 65.5°F (18.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in July is computed to be 89.6°F (32°C).

What is the average humidity in July in Columbus?

In July, the average relative humidity in Columbus is 75%.

How many days does it rain in July in Columbus?

In Columbus, Ohio, in July, it is raining for 17.8 days, with typically 2.64" (67mm) of accumulated precipitation.

When it does not snow in Columbus?

In Columbus, Ohio, snow does not fall in May through September.

What is the average length of the day in July in Columbus?

In July, the average day length is 14h and 41min.

When are sunrise and sunset in July in Columbus?

In July, on the first day of the month, sunrise is at 6:07 am and sunset at 9:04 pm. On the last day of the month, in Columbus, Ohio, sunrise is at 6:29 am and sunset at 8:47 pm EDT.

How long on average sun shines in July in Columbus?

In July, the average sunshine duration in Columbus is 10.3h.

When is the highest UV index in Columbus?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in July in Columbus?

In Columbus, Ohio, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Columbus, OH

Average temperature in July - Columbus, OH
  • Average high temperature in July: 83.1°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 July: 65.5°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 July
Columbus, OH

Average pressure in July - Columbus, OH
  • Average pressure in July: 29.97"Hg

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

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Average wind speed in July
Columbus, OH

Average wind speed in July - Columbus, OH
  • Average wind speed in July: 5.6mph

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 July
Columbus, OH

Average humidity in July - Columbus, OH
  • Average humidity in July: 75%

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 July
Columbus, OH

Average rainfall in July - Columbus, OH
  • Average rainfall in July: 2.64"

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 July
Columbus, OH

Average rainfall days in July - Columbus, OH
  • Average rainfall days in July: 17.8 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 July
Columbus, OH

Average snowfall in July - Columbus, OH
  • Average snowfall in July: 0"

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

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Average snowfall days in July
Columbus, OH

Average snowfall days in July - Columbus, OH
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Columbus, OH

Average daylight in July / Average sunshine in July - Columbus, OH
  • Average daylight in July: 14h and 41min

The month with the longest days is June (Average daylight: 14h and 58min).
The month with the shortest days is December (Average daylight: 9h and 23min).

  • Average sunshine in July: 10h and 18min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in July
Columbus, OH

Average sunshine days in July - Columbus, OH
  • Average sunshine days in July: 10.9 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 July
Columbus, OH

Average UV index in July - Columbus, OH
  • Average UV index in July: 6

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

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Average cloud cover in July
Columbus, OH

Average cloud cover in July - Columbus, OH
  • Average cloud cover in July: 32

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 July
Columbus, OH

Average visibility in July - Columbus, OH
  • Average visibility in July: 6mi

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

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