Dayton, Ohio spans USDA planting zones 6b and 6a, with Zone 6b covering most of the city and experiencing winter temperatures from -5°F to 0°F (-20.6°C to -17.8°C). Zone 6a covers outlying areas, with colder temperatures ranging from -10°F to -5°F (-23.3°C to -20.6°C).
You can find your Dayton USDA zone using our three tools given below, Zipcode to planting zone tool, location based interactive map or by using planting zone table.
Dayton Planting Zones by ZipCode
Dayton, Ohio Planting Zones Map
Select or type your Dayton location in the selection box below, to find its USDA Planting Zone .
City Name
Dayton Area Planting Zone
Planting Zones
Planting Zones
Dayton Planting Zones Table
| Dayton Location | Planting Zone |
|---|---|
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What are the planting zones in Dayton, Ohio?
1. Zone 6a
This zone, shown in dark blue color on our map above, covers the outskirts of Dayton. It has average annual minimum temperatures ranging from -10°F to -5°F (-23.3°C to -20.6°C) and represents the colder areas surrounding the city. Cities and regions in this zone mostly include areas outside Dayton.
2. Zone 6b
This zone, shown in green color on our map, covers the majority of Dayton. It has average annual minimum temperatures ranging from -5°F to 0°F (-20.6°C to -17.8°C). This zone covers most of the city, including key areas in downtown Dayton and the surrounding neighborhoods.
How Dayton geography influence its Planting Zone?
Geographically Dayton is located in the Miami River Valley, which is a flat plain surrounded by rolling countryside. It has a humid continental climate (Köppen Dfa), characterized by it’s hot, humid summers and cold, dry winters. This geography and climate directly influence Dayton’s placement in USDA planting zones 6a and 6b, allowing for plantation of a diverse range of plants that can withstand moderate cold temperatures.
Change in Dayton’s Planting Zone from 2012 to 2023?
From 2012 to 2023, Dayton and Ohios planting zones have shifted slightly towards warmer zones. In 2012, the city was primarily in zone 6a, with temperatures ranging from -10°F to -5°F. By 2023, it had expanded to include zone 6b, with temperatures from -5°F to 0°F, reflecting a warming trend.
Growing Season in Dayton?
Dayton’s growing season typically extends from late April to early October. The last frost date is around April 22, and the first frost date is approximately October 19. This period allows for a wide variety of crops to be planted and harvested successfully.