July Weather in Zionsville, United States

Last updated: June 24, 2025

In July, the average temperature in Zionsville, United States hovers around 25°C (77°F), providing a comfortable climate for outdoor activities. Be prepared for a minimum of 14°C (57°F) and a potential maximum of 34°C (93°F), allowing for a range of experiences. However, with 108 mm (4.2 in) of precipitation spread across 13 days, it's wise to keep an umbrella handy. The air tends to be quite humid, with an average humidity level of 79%, which adds to the rich atmosphere of the region.

July Temperature in Zionsville

In July in Zionsville, the average temperature is 25°C (77°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 14°C (57°F). This makes Zionsville an ideal destination for travelers seeking comfortable weather for outdoor activities.

July Weather in Zionsville: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Zionsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zionsville, July typically has an average temperature of 25°C (77°F), with highs reaching up to 34°C (93°F) and lows dropping to around 14°C (57°F).

Data source: Temperature data for Zionsville generated using information from the Copernicus Climate Change Service.

July Precipitation in Zionsville

In Zionsville in July, the precipitation amount is 108 mm (4.2 in), spread across 13 days.

July Precipitation Trends in Zionsville

The chart displays monthly precipitation patterns in Zionsville, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Zionsville, July typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Zionsville

In Zionsville in July, humidity is 79%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel feel slightly sluggish but pleasantly tropical.

July Average Humidity in Zionsville

This chart illustrates the average monthly humidity levels in Zionsville, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Zionsville is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Zionsville

In Zionsville in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Zionsville.

Maximum UV Index Levels in Zionsville for July

The chart shows the monthly maximum UV Index (UVI) for Zionsville in July, 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 July, the maximum UV index in Zionsville typically reaches 10, which falls under the very high exposure category.

Data source: Zionsville July 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 July Weather in Zionsville Compares to Other Months

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

This table compares monthly weather conditions in Zionsville, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (30°F)	81 mm (3.2 inches)	87%	moderate
February Weather	0°C (33°F)	88 mm (3.5 inches)	85%	moderate
March Weather	6°C (42°F)	120 mm (4.7 inches)	86%	high
April Weather	11°C (52°F)	93 mm (3.7 inches)	84%	very high
May Weather	18°C (64°F)	143 mm (5.6 inches)	79%	very high
June Weather	23°C (74°F)	104 mm (4.1 inches)	82%	extreme
July Weather	25°C (77°F)	108 mm (4.2 inches)	79%	very high
August Weather	23°C (74°F)	94 mm (3.7 inches)	70%	very high
September Weather	21°C (70°F)	76 mm (3.0 inches)	69%	very high
October Weather	14°C (58°F)	105 mm (4.1 inches)	76%	high
November Weather	5°C (42°F)	87 mm (3.4 inches)	88%	moderate
December Weather	2°C (36°F)	74 mm (2.9 inches)	87%	low