Indianapolis

Indiana Weather in July

Average temperatures, rainfall, sunshine and the best places to visit in Indiana, the United States of America in July.

Considering a trip to Indiana, the United States of America this July and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Indiana in July

Indiana, the United States of America is a region in the United States of America. July in Indiana generally has temperatures that range from warm to very warm, with precipitation levels ranging from moderate to heavy. July is a summer month.

Temperatures

During the day the temperature is warm in Michigan City at 27°C (81°F) and very warm in Evansville at 31°C (88°F). As night falls, temperatures generally drop to 21°C (70°F) in Evansville and 18°C (64°F) in Michigan City. On average, July is the warmest month of the year in Indiana, the United States of America. So be prepared and pack summer clothes.

To explore the conditions in Indiana, the United States of America in more detail, check the map below.

Precipitation

In July, precipitation varies across different areas. From moderate rainfall in Kokomo with an average of 73 mm (2.9 in) to heavy rainfall in Dale with 166 mm (6.5 in).

Average sunshine

Sunshine is generally plentiful throughout many areas. Indianapolis enjoys about 297 hours of sunlight, ideal for those seeking sunny weather.

Explore Indiana by month

Pick a month to see the average temperature, rainfall and sunshine in Indiana - and find the best time to visit. (based on Indianapolis)

Best Places to Visit in Indiana in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Indiana.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Indiana

What is the weather like in July for some of the most popular destinations in Indiana, the United States of America?

Temperature range in Indiana (July)

Precipitation variation in Indiana (July)

Indianapolis

In July Indianapolis generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 19°C (66°F) and high monthly rainfall. So on average the conditions are very good that month.

June
July
August
Max temperature
28°C (82°F)
29°C (84°F)
29°C (84°F)
Min temperature
18°C (64°F)
19°C (66°F)
18°C (64°F)
Monthly sun hours
290 hours
297 hours
275 hours
Monthly rainfall
157 mm (6.2 in)
111 mm (4.4 in)
81 mm (3.2 in)
Monthly rainy days
15 days
12 days
10 days
Weather conditions

Merrillville

In July Merrillville generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 18°C (64°F) and high monthly rainfall. So on average the conditions are very good that month.

June
July
August
Max temperature
27°C (81°F)
29°C (84°F)
28°C (82°F)
Min temperature
16°C (61°F)
18°C (64°F)
17°C (63°F)
Monthly sun hours
311 hours
319 hours
280 hours
Monthly rainfall
115 mm (4.5 in)
110 mm (4.3 in)
146 mm (5.7 in)
Monthly rainy days
14 days
11 days
11 days
Weather conditions

Michigan City

In July Michigan City generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 18°C (64°F) and high monthly rainfall. So on average the conditions are very good that month.

June
July
August
Max temperature
25°C (77°F)
27°C (81°F)
27°C (81°F)
Min temperature
16°C (61°F)
18°C (64°F)
17°C (63°F)
Monthly sun hours
300 hours
309 hours
301 hours
Monthly rainfall
105 mm (4.1 in)
118 mm (4.6 in)
120 mm (4.7 in)
Monthly rainy days
13 days
11 days
12 days
Weather conditions

Portage

In July Portage generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 18°C (64°F) and high monthly rainfall. So on average the conditions are very good that month.

June
July
August
Max temperature
26°C (79°F)
28°C (82°F)
27°C (81°F)
Min temperature
15°C (59°F)
18°C (64°F)
17°C (63°F)
Monthly rainfall
117 mm (4.6 in)
114 mm (4.5 in)
135 mm (5.3 in)
Monthly rainy days
13 days
11 days
11 days
Weather conditions

Hammond

In July Hammond generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 19°C (66°F) and high monthly rainfall. So on average the conditions are very good that month.

June
July
August
Max temperature
27°C (81°F)
29°C (84°F)
28°C (82°F)
Min temperature
16°C (61°F)
19°C (66°F)
18°C (64°F)
Monthly sun hours
311 hours
319 hours
280 hours
Monthly rainfall
118 mm (4.6 in)
108 mm (4.3 in)
120 mm (4.7 in)
Monthly rainy days
14 days
11 days
11 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Indiana, in the United States of America.

In our records: the United States of America July extremes

Notable July records observed across cities in the United States of America in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest July day in the United States of America reached 51°C (124°F) in Palm Desert on July 28, 1995.

Popular cities in July

Day & night temperatures, rainfall and average weather in Indiana in July.

City Weather Day temp Night temp Rainfall
Indianapolis 29°C (84°F) 19°C (66°F) 111 mm (4.4 in)
Merrillville 29°C (84°F) 18°C (64°F) 110 mm (4.3 in)
Michigan City 27°C (81°F) 18°C (64°F) 118 mm (4.6 in)
Portage 28°C (82°F) 18°C (64°F) 114 mm (4.5 in)
Hammond 29°C (84°F) 19°C (66°F) 108 mm (4.3 in)
Valparaiso 28°C (82°F) 17°C (63°F) 116 mm (4.6 in)

Indiana weather in July: frequently asked questions

What is the weather like in Indiana, the United States of America in July?

In July, Indiana, the United States of America generally has very good weather conditions. Indianapolis sees daytime temperatures near 29°C (84°F), with nights cooling to roughly 19°C (66°F).

What is the average temperature in Indiana, the United States of America in July?

Average temperatures in Indiana, the United States of America during July range from a nighttime low near 19°C (66°F) to a daytime high around 29°C (84°F) in Indianapolis.

Does Indiana, the United States of America get a lot of rain in July?

Indiana, the United States of America sees substantial rainfall in July. Indianapolis typically averages about 111 mm (4.4 in), a mix of wet and dry days, but bring an umbrella.

Is July a Good Time to Visit Indiana, the United States of America?

Given the typically very good weather conditions in Indianapolis, July might be a good time to visit Indiana, the United States of America.

Generally speaking, the best visiting conditions can be found in August and September offering mostly excellent weather in Indianapolis. On the other hand, the weather in January, February and December tend to be less favorable.

Interested in more climate information?

We have much more information about the climate in Indiana.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.