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June Weather in Indianapolis, United States

Last updated: June 24, 2025

In June, the average temperature in Indianapolis, United States hovers around 23°C (74°F). Expect a range from a chilly 10°C (50°F) to a warm 34°C (93°F). With 107 mm (4.2 in) of precipitation spread over 12 days, you can anticipate some wet weather. Don't forget, the average humidity is a high 82%, contributing to a sultry atmosphere!

June Temperature in Indianapolis

In June in Indianapolis, the average temperature is 23°C (74°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 10°C (50°F). Be sure to pack layers to enjoy both warm days and cooler nights during your travels.

June Weather in Indianapolis: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Indianapolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Indianapolis, June typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec303443526474777470584236
Data source: Temperature data for Indianapolis generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Indianapolis

In Indianapolis in June, the precipitation amount is 107 mm (4.2 in) spread over 12 days.

June Precipitation Trends in Indianapolis

The chart displays monthly precipitation patterns in Indianapolis, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Indianapolis, June typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec829312794132107108101801039380
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Indianapolis

In Indianapolis in June, humidity is 82%. With an average temperature of 23°C (74°F), this humidity feels like you are walking through a warm, damp blanket, making travel a bit uncomfortable and sticky as you navigate the air thick with moisture.

June Average Humidity in Indianapolis

This chart illustrates the average monthly humidity levels in Indianapolis, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Indianapolis is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Indianapolis

In Indianapolis in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Indianapolis.

Maximum UV Index Levels in Indianapolis for June

The chart shows the monthly maximum UV Index (UVI) for Indianapolis in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In June, the maximum UV index in Indianapolis typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Indianapolis June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How June Weather in Indianapolis Compares to Other Months

Weather in Indianapolis varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Indianapolis, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Indianapolis, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)82 mm (3.2 inches)87%moderate
February Weather1°C (34°F)93 mm (3.7 inches)85%moderate
March Weather6°C (43°F)127 mm (5.0 inches)86%high
April Weather11°C (52°F)94 mm (3.7 inches)84%very high
May Weather18°C (65°F)132 mm (5.2 inches)79%very high
June Weather23°C (74°F)107 mm (4.2 inches)82%extreme
July Weather25°C (77°F)108 mm (4.2 inches)79%very high
August Weather23°C (74°F)101 mm (4.0 inches)70%very high
September Weather21°C (70°F)80 mm (3.2 inches)69%very high
October Weather14°C (58°F)103 mm (4.0 inches)76%high
November Weather5°C (42°F)93 mm (3.7 inches)88%moderate
December Weather2°C (36°F)80 mm (3.2 inches)87%moderate

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