Dayton Weather in May
In Dayton, May brings high daytime temperatures around 29°C (84°F), with nights cooling to 19°C (66°F). Expect quite a bit of rainfall this month.
Rainfall in Dayton in May
Records from the past 30 years suggest around 9 days of rain, with 144 mm (5.7 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Dayton in May
Dayton in May gets highs of 29°C (84°F) during the day and drops to 19°C (66°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 19°C (66°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Dayton in May
The month enjoys around 250 hours of sunshine, creating mostly sunny days with good weather conditions.If you prefer dry days with pleasant temperatures, March typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Dayton's climate page.
Dayton Temperature in May
Min Temperature
19°C (66°F)
Max Temperature
29°C (84°F)
Chance of Rain
30%
Precipitation
144 mm (5.7 in)
Rainy days
9 days
Humidity
75% *
Sunshine
250 hours *
Percentage Sunshine
59% *
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
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What to Wear in Dayton in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Dayton in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Dayton's climate page.
Temperature Rainfall Sunshine Humidity
See the full Dayton climate overview or explore weather in the United States of America.
