Indianapolis Weather in June
June in Indianapolis averages 28°C (82°F) during the day and 18°C (64°F) at night. It is the wettest month of the year, with 157 mm (6.2 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Indianapolis in June
This month marks the year's heaviest rainfall, with frequent intense showers. It's advisable to be prepared with appropriate rain gear to stay dry. Expect around 15 days of rain based on historical data, with 157 mm (6.2 in) average. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Indianapolis in June
Daytime highs in Indianapolis in June reach 28°C (82°F), with nights around 18°C (64°F). Overall, the month follows a fairly predictable daily temperature pattern. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Indianapolis in June
Expect sunny days throughout the month, with an estimated 290 hours of sunshine. This makes it a pleasant time to visit Indianapolis.If your ideal day consists of dry skies and pleasant temperatures, August and September typically offer the best circumstances for Indianapolis.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Indianapolis's climate page.
Indianapolis Temperature in June
Min Temperature
18°C (64°F)
Max Temperature
28°C (82°F)
Chance of Rain
50%
Precipitation
157 mm (6.2 in)
Rainy days
15 days
Humidity
69%
Sunshine
290 hours
Percentage Sunshine
65%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Indianapolis typically rise from around 25°C (77°F) at the start of June to approximately 29°C (84°F) by the end. Nights are pleasant, with lows typically ranging from 15°C (59°F) to 19°C (66°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Indianapolis in June
Browse day-by-day weather records for Indianapolis spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Indianapolis historical weather extremes in June
According to our 49 years of weather records for Indianapolis, the following extremes were recorded between 1976 and 2025.
- The hottest June day on record in Indianapolis reached 40°C (104°F) (June 28, 2012).
- The lowest daytime temperature in June was 14°C (57°F), recorded on June 3, 2003.
- Nighttime temperatures dropped to 3°C (37°F) on June 22, 1992, marking the coldest June night on record.
- The heaviest June precipitation occurred on June 26, 1994, when 78 mm (3.1 in) of precipitation fell.
Best Places in the United States of America in June
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in June →
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What to Wear in Indianapolis in June
Warm temperatures in June make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Indianapolis in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Indianapolis's climate page.
Temperature Rainfall Sunshine Humidity
See the full Indianapolis climate overview or explore weather in the United States of America.
