Indianapolis
Indiana, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Indianapolis, IN

The magnificent Monument Circle in Indianapolis, Indiana with the surrounding cityscape, and a perfect blue night sky
The magnificent Monument Circle in Indianapolis, Indiana with the surrounding cityscape, and a perfect blue night sky
July is usually the warmest and month of the year in Indianapolis, as the average high-temperature scales to 84.9°F (29.4°C). Few days go above 90°F (32.2°C), while most of the nights are in the comfortable zone of 60.1°F (15.6°C) to 70°F (21.1°C).
July registers 4.5" (114.3mm) of rainfall, but there is abundant daily sunshine of 9.5 hours. The tourist season is at its peak during mid-summer when the humidity rises to 72%, making the conditions muggy during periods of cloudy skies.
Expect sudden bouts of rain and frequent thunderstorms in July, plan accordingly, and carry rain protection even when the start of the day is sunny!

What is the warmest month in Indianapolis?

The warmest month in Indianapolis is July, with an average high-temperature of 84.9°F (29.4°C) and an average low-temperature of 65.8°F (18.8°C).

What is the temperature in July in Indianapolis?

The average high-temperature, in July, in Indianapolis, Indiana, is 84.9°F (29.4°C), while the average low-temperature is 65.8°F (18.8°C).

What is the average humidity in July in Indianapolis?

The average relative humidity in July is 72.8%.

How much does it rain in Indianapolis in July?

In Indianapolis, in July, it is raining for 10.5 days, with typically 4.6" (115.6mm) of accumulated precipitation.

How many hours of daylight does Indianapolis have in July?

In Indianapolis, the average length of the day in July is 14.7h.

How many hours of sunshine does Indianapolis have in July?

The average sunshine in July is 9.5h.

When is the highest UV index in Indianapolis?

June and July, with an average maximum UV index of 9, are months with the highest UV index in Indianapolis, Indiana.

What is the UV index reading in July in Indianapolis?

The average daily maximum UV index in July in Indianapolis is 9. A UV Index of 8 to 10 symbolizes a very high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in July - Indianapolis, IN
  • Average high temperature in July: 85°F

The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average humidity in July - Indianapolis, IN
  • Average humidity in July: 72.8%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is April (65.6%).

Average rainfall in July - Indianapolis, IN
  • Average rainfall in July: 4.6"

The wettest month (with the highest rainfall) is May (5.1").
The driest month (with the lowest rainfall) is February (2.3").

Average rainfall days in July - Indianapolis, IN
  • Average rainfall days in July: 10.5 days

The month with the highest number of rainy days is May (13.1 days).
The month with the lowest number of rainy days is September (8.1 days).

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

The month with the highest snowfall is January (8.6").
Months with the lowest snowfall are May, June, July, August and September (0").

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

The month with the highest number of snowfall days is January (7.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in July / Average sunshine in July - Indianapolis, IN
  • Average daylight in July: 14.7h

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

  • Average sunshine in July: 9.5h

The month with most sunshine is June (Average sunshine: 9.6h).
The month with least sunshine is December (Average sunshine: 3.3h).

Average UV index in July - Indianapolis, IN
  • Average UV index in July: 9

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January, November and December (UV index 2).