July Weather in Vandalia, United States

Last updated: June 24, 2025

In Vandalia, United States, the average temperature in July hovers around 26°C (79°F). Expect a comfortable minimum of 14°C (57°F), while the mercury can rise to a scorching 37°C (100°F). During this month, you'll experience around 94 mm (3.7 in) of precipitation over approximately 10 days, with humidity levels averaging a sticky 82%. Plan accordingly to make the most of your stay!

July Temperature in Vandalia

In July in Vandalia, the average temperature is 26°C (79°F). Maximum temperatures can reach 37°C (100°F), while minimum temperatures can drop as low as 14°C (57°F). It's a great time for travelers to enjoy warm weather while still having cool evenings to relax.

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

The chart illustrates July temperature patterns in Vandalia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vandalia, July typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (100°F) and lows dropping to around 14°C (57°F).

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

July Precipitation in Vandalia

In Vandalia in July, the precipitation amount is 94 mm (3.7 in) over a duration of 10 days.

July Precipitation Trends in Vandalia

The chart displays monthly precipitation patterns in Vandalia, 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 Vandalia, July typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 10 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 Vandalia

In Vandalia in July, humidity is 82%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket that envelops you, making outdoor activities feel more taxing and requiring frequent breaks to stay hydrated.

July Average Humidity in Vandalia

This chart illustrates the average monthly humidity levels in Vandalia, 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 Vandalia is approximately 82%, 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 Vandalia

In Vandalia 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 Vandalia.

Maximum UV Index Levels in Vandalia for July

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

Data source: Vandalia 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 Vandalia Compares to Other Months

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

This table compares monthly weather conditions in Vandalia, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	80 mm (3.1 inches)	84%	moderate
February Weather	2°C (35°F)	82 mm (3.2 inches)	82%	moderate
March Weather	8°C (46°F)	134 mm (5.3 inches)	84%	high
April Weather	12°C (55°F)	130 mm (5.1 inches)	83%	very high
May Weather	19°C (67°F)	153 mm (6.0 inches)	80%	extreme
June Weather	25°C (77°F)	105 mm (4.1 inches)	83%	extreme
July Weather	26°C (79°F)	94 mm (3.7 inches)	82%	very high
August Weather	24°C (76°F)	105 mm (4.1 inches)	82%	very high
September Weather	22°C (72°F)	62 mm (2.4 inches)	79%	very high
October Weather	15°C (59°F)	114 mm (4.5 inches)	79%	high
November Weather	6°C (43°F)	83 mm (3.3 inches)	88%	moderate
December Weather	3°C (38°F)	71 mm (2.8 inches)	87%	moderate