Cincinnati in May
In May, Cincinnati averages 24°C (74°F) during the day and 13°C (56°F) at night, with frequent rain — about 14 days of the month see precipitation (109 mm total).
High seasonConditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.
May offers comfortable temperatures in Cincinnati, with some rain to plan around.
How May compares to the rest of the year in Cincinnati
May is in the middle of the year for warmth in Cincinnati (5th of 12) and one of the wettest months (1st of 12). Daytime temperature runs 5°C above the annual average (18°C). May runs 5°C warmer than April (18°C) and warms a further 5°C into June (28°C).
May sunrise & sunset in Cincinnati
Times shown for Cincinnati local time (America/New_York), calculated for the 15th of May. They shift by a few minutes day to day across the month.
Photography light in Cincinnati — May
Golden-hour and blue-hour windows for the 15th of May, in Cincinnati's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Cincinnati in May
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on May's tier (High season) and Cincinnati's popularity.
Crowds & pricing — May in Cincinnati
This is a busy month in Cincinnati — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: excellent tourism weather
Sun & mosquito risk — May in Cincinnati
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Cincinnati in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 5°C / 40°F | -4°C / 25°F | 81 mm | 11 | — |
| February | 7°C / 45°F | -2°C / 28°F | 102 mm | 11 | — |
| March | 13°C / 55°F | 2°C / 35°F | 116 mm | 12 | — |
| April | 18°C / 65°F | 7°C / 45°F | 119 mm | 13 | — |
| May | 24°C / 74°F | 13°C / 56°F | 109 mm | 14 | — |
| June | 28°C / 82°F | 18°C / 64°F | 117 mm | 13 | — |
| July | 30°C / 85°F | 20°C / 68°F | 113 mm | 14 | — |
| August | 29°C / 84°F | 19°C / 67°F | 92 mm | 12 | — |
| September | 26°C / 80°F | 16°C / 62°F | 72 mm | 7 | — |
| October | 20°C / 68°F | 11°C / 51°F | 82 mm | 11 | — |
| November | 12°C / 53°F | 3°C / 37°F | 74 mm | 9 | — |
| December | 8°C / 47°F | 0°C / 32°F | 86 mm | 10 | — |
Other cities with similar May weather
🌍 See the full ranked list of climate twins for Cincinnati in May →
Frequently asked questions
How hot is Cincinnati in May?
In May, Cincinnati averages a high of 24°C (74°F) and a low of 13°C (56°F) — generally warm.
Does it rain a lot in Cincinnati in May?
May can be fairly wet in Cincinnati, with about 14 rainy days on average.
Is May a good time to visit Cincinnati?
May is warm but on the rainy side. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Cincinnati in May?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full May packing list for Cincinnati for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.