Last updated: June 24, 2025
In July, the average temperature in Dayton, United States is a pleasant 24°C (76°F). While you can expect minimums of 12°C (55°F) and comfortable highs reaching up to 35°C (96°F), be prepared for some rain, with an average precipitation of 89 mm (3.5 in) spread over 9 days. Additionally, the average humidity sits at a muggy 80%, making for a warm and humid atmosphere.
In July in Dayton, the average temperature is 24°C (76°F), with maximums reaching up to 35°C (96°F) and minimums dropping as low as 12°C (55°F). This pleasant climate makes it an ideal time for traveling, whether you're seeking outdoor adventures or leisurely exploration.
In Dayton in July, the precipitation amount is 89 mm (3.5 in) during a span of 9 days.
In Dayton in July humidity is 80%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace that can make exploring outdoors quite draining, so it's essential to stay hydrated and take breaks in the shade while traveling.
In Dayton 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 Dayton.
UV Risk Categories
Weather in Dayton varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Dayton, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -6°C (21°F) | 32 mm (1.3 inches) | 82% | moderate |
February Weather | -6°C (21°F) | 42 mm (1.7 inches) | 84% | moderate |
March Weather | 3°C (38°F) | 72 mm (2.8 inches) | 80% | moderate |
April Weather | 9°C (48°F) | 72 mm (2.8 inches) | 81% | very high |
May Weather | 16°C (62°F) | 166 mm (6.5 inches) | 74% | very high |
June Weather | 23°C (74°F) | 109 mm (4.3 inches) | 80% | extreme |
July Weather | 24°C (76°F) | 89 mm (3.5 inches) | 80% | very high |
August Weather | 23°C (73°F) | 95 mm (3.8 inches) | 77% | very high |
September Weather | 20°C (68°F) | 127 mm (5.0 inches) | 75% | very high |
October Weather | 11°C (51°F) | 123 mm (4.8 inches) | 80% | high |
November Weather | 3°C (37°F) | 41 mm (1.6 inches) | 87% | moderate |
December Weather | -2°C (29°F) | 37 mm (1.5 inches) | 83% | moderate |