Last updated: June 24, 2025
In Dayton, United States, the average temperature in March hovers around 8°C (46°F). However, be prepared for a range of conditions, with temperatures dipping to a chilling -13°C (10°F) and soaring up to a balmy 27°C (80°F). Expect a total precipitation of 136 mm (5.3 in) spread over 13 days, and don’t forget your umbrella, as humidity is notably high at 87%.
In March in Dayton, the average temperature is 8°C (46°F). Maximums can reach 27°C (80°F) and minimums can drop as low as -13°C (10°F). Be prepared for a wide range of temperatures when traveling during this month.
In Dayton in March, the total precipitation amount is 136 mm (5.3 in), spread over 13 days.
In Dayton in March, humidity is 87%. With an average temperature of 8°C (46°F), this humidity feels like a chilly, damp fog clinging to your skin, making outdoor activities a bit uncomfortable and causing even mild exertion to leave you feeling clammy and cold.
In Dayton in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Dayton, you can refer to this 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 March’s weather to other months in Dayton, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 1°C (34°F) | 81 mm (3.2 inches) | 88% | moderate |
February Weather | 3°C (38°F) | 112 mm (4.4 inches) | 88% | moderate |
March Weather | 8°C (46°F) | 136 mm (5.3 inches) | 87% | high |
April Weather | 12°C (55°F) | 129 mm (5.1 inches) | 85% | very high |
May Weather | 19°C (66°F) | 132 mm (5.2 inches) | 81% | very high |
June Weather | 23°C (74°F) | 148 mm (5.8 inches) | 82% | very high |
July Weather | 25°C (78°F) | 116 mm (4.6 inches) | 81% | very high |
August Weather | 24°C (75°F) | 93 mm (3.7 inches) | 73% | very high |
September Weather | 21°C (71°F) | 91 mm (3.6 inches) | 73% | very high |
October Weather | 15°C (60°F) | 98 mm (3.9 inches) | 78% | high |
November Weather | 7°C (44°F) | 96 mm (3.8 inches) | 89% | moderate |
December Weather | 4°C (39°F) | 114 mm (4.5 inches) | 87% | moderate |