July weather forecast
Columbus, IN

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Weather in July

July brings the hottest average temperatures to Columbus, Indiana, with a high reaching 83.3°F (28.5°C). The month shares the highest UV Index of the year, rated as ‘high’ at 6, along with June and August. The heat of July coupled with notable humidity and occasional rainstorms forms the quintessential Midwest summer climate. This hot, temperate weather creates perfect conditions for social outdoor activities in the city. Despite having slightly shorter days compared to June, July still offers an ample amount of sunshine to enjoy.

Temperature

With average high and low temperatures of 83.3°F (28.5°C) and 65.5°F (18.6°C) respectively, July is Columbus's warmest month.

Heat index

The average heat index in July is evaluated at a tropical 93.2°F (34°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

The months with the highest humidity in Columbus are January, February, July and December, with an average relative humidity of 81%.

Rainfall

In Columbus, during July, the rain falls for 16.7 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Columbus, during the entire year, the rain falls for 163.5 days and collects up to 29.29" (744mm) of precipitation.

Snowfall

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

Daylight

In Columbus, the average length of the day in July is 14h and 36min.
On the first day of July in Columbus, Indiana, sunrise is at 6:21 am and sunset at 9:13 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 8:56 pm EDT.

Sunshine

With an average of 10.4h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 during July leads to these advisories:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What month is the hottest in Columbus?

Columbus, Indiana, registers the average highest temperatures during July, with peaks of 83.3°F (28.5°C) and lows of 65.5°F (18.6°C).

How hot is July in Columbus?

During July, Columbus experiences an average high-temperature of 83.3°F (28.5°C) and a low-temperature of 65.5°F (18.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 93.2°F (34°C).

What are the most humid months in Columbus?

January, February, July and December, with an average relative humidity of 81%, are most humid months in Columbus.

What is the average humidity in July in Columbus?

In July, the average relative humidity in Columbus, Indiana, is 81%.

How many days does it rain in July in Columbus?

In Columbus, during July, the rain falls for 16.7 days and regularly aggregates up to 2.83" (72mm) of precipitation.

When it does not snow in Columbus?

May through October are months without snowfall in Columbus.

How many hours of daylight does Columbus have in July?

In Columbus, Indiana, the average day length in July is 14h and 36min.

When are sunrise and sunset in July in Columbus?

On the first day of July in Columbus, Indiana, sunrise is at 6:21 am and sunset at 9:13 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 8:56 pm EDT.

What month has the most sunshine in Columbus?

July has the most sunshine of the year in Columbus, with an average of 10.4h of sunshine.

How many hours of sunshine does Columbus have in July?

In Columbus, the average sunshine duration in July is 10.4h.

What are the months with the highest UV index in Columbus?

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

What is the UV index intensity in July in Columbus?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Columbus, IN

Average temperature in July - Columbus, IN
  • Average high temperature in July: 83.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°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 (22.5°F).

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Average pressure in July
Columbus, IN

Average pressure in July - Columbus, IN
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Columbus, IN

Average wind speed in July - Columbus, IN
  • Average wind speed in July: 5.3mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in July
Columbus, IN

Average humidity in July - Columbus, IN
  • Average humidity in July: 81%

The months with the highest relative humidity are January, February, July and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in July
Columbus, IN

Average rainfall in July - Columbus, IN
  • Average rainfall in July: 2.83"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in July
Columbus, IN

Average rainfall days in July - Columbus, IN
  • Average rainfall days in July: 16.7 days

The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (9.4 days).

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Average snowfall in July
Columbus, IN

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

The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Columbus, IN

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

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Columbus, IN
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in July
Columbus, IN

Average sunshine days in July - Columbus, IN
  • Average sunshine days in July: 11.3 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in July
Columbus, IN

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

The months with the highest UV index are 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, IN

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

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in July
Columbus, IN

Average visibility in July - Columbus, IN
  • Average visibility in July: 5mi

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

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Columbus, Indiana, USA

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