Best time to visit Dayton Aviation Heritage National Historical Park
September and October are the best balance at Dayton Aviation Heritage National Historical Park: mild and dry for the park (average highs 66° to 79°F), with moderate crowds. May is busiest, with about 13,000 visitors. February is the quietest, with highs near 40°F.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
Month by month
- Station
- Dayton Mcd, OH USC00332067
- Lat / lon
- 39.76, -84.19
- Elevation
- 720 ft
- From park center
- 7.3 mi
- Normals
- 1991–2020
- Visits
- 2023–2025
| Field | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sepbest | Octbest | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High, °F | 36° | 40° | 51° | 64° | 75° | 84° | 87° | 86° | 79° | 66° | 52° | 41° | 63° |
| Low, °F | 20° | 23° | 31° | 41° | 53° | 62° | 66° | 64° | 56° | 44° | 33° | 26° | 43° |
| Precipitation, in | 3.2 | 2.4 | 3.5 | 4.5 | 4.4 | 4.4 | 4.0 | 3.1 | 3.0 | 3.0 | 3.0 | 3.1 | 41.6 |
| Snow, in | 6.9 | 1.5 | 1.7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 2.1 | 12.3 |
| Daylight, h:mm | 9:38 | 10:38 | 11:49 | 13:12 | 14:21 | 14:58 | 14:44 | 13:44 | 12:24 | 11:05 | 9:56 | 9:22 | |
| Visitors, thousands | 2 | 3 | 5 | 9 | 13 | 9 | 9 | 7 | 6 | 7 | 5 | 11 | 86 |
| Crowds | Quiet | Quiet | Moderate | Busy | Very busy | Busy | Busy | Moderate | Moderate | Moderate | Moderate | Very busy | |
| Weather | Cold | Cool | Cool | Mild, wet | Mild, wet | Hot | Hot | Hot | Mild | Mild | Cool | Cool |
| Month | High °F | Low °F | Precip., in | Snow, in | Daylight | Visitors | Crowds | Weather |
|---|---|---|---|---|---|---|---|---|
| January | 36° | 20° | 3.2 | 6.9 | 9:38 | 1,600 | Quiet | Cold |
| February | 40° | 23° | 2.4 | 1.5 | 10:38 | 2,600 | Quiet | Cool |
| March | 51° | 31° | 3.5 | 1.7 | 11:49 | 5,100 | Moderate | Cool |
| April | 64° | 41° | 4.5 | 0 | 13:12 | 8,900 | Busy | Mild, wet |
| May | 75° | 53° | 4.4 | 0 | 14:21 | 13,000 | Very busy | Mild, wet |
| June | 84° | 62° | 4.4 | 0 | 14:58 | 9,200 | Busy | Hot |
| July | 87° | 66° | 4.0 | 0 | 14:44 | 9,000 | Busy | Hot |
| August | 86° | 64° | 3.1 | 0 | 13:44 | 7,000 | Moderate | Hot |
| Septemberbest | 79° | 56° | 3.0 | 0 | 12:24 | 6,200 | Moderate | Mild |
| Octoberbest | 66° | 44° | 3.0 | 0 | 11:05 | 6,600 | Moderate | Mild |
| November | 52° | 33° | 3.0 | 0.1 | 9:56 | 5,200 | Moderate | Cool |
| December | 41° | 26° | 3.1 | 2.1 | 9:22 | 11,000 | Very busy | Cool |
| Year | 63° | 43° | 41.6 | 12.3 | 86,000 | |||
Year: average high and low, total precipitation and snowfall, total visitors. T = trace (under 0.05 in). – = not measured at this station. Updated .
- Hottest July, average high 87°F
- Coldest nights January, average low 20°F
- Source NOAA National Centers for Environmental Information; National Park Service
- Visitors a year about 86,000 (2023–2025 average)
- State Ohio
Closures, reservations and alerts: Dayton Aviation Heritage National Historical Park on nps.gov
Nearby
- Hopewell Culture National Historical ParkBest: Sep and Oct · Ohio
- Perry's Victory and International Peace MemorialBest: Oct · Ohio
- River Raisin National Battlefield ParkBest: Oct · Michigan
- Cuyahoga Valley National ParkBest: Oct · Ohio