Batavia, OH frost dates
Last spring frostApr 23median date
First fall frostOct 18median date
Growing season178 daysfrost-free
Hardiness zone6bZone 6b
How Batavia compares
- In 8 years out of 10, the last spring frost in Batavia falls between April 9 and May 8, a 29-day window. The first fall frost falls between October 6 and October 28.
- The median last frost is 1 day earlier than the Ohio median of Apr 24.
- Its 178-day growing season is longer than 38% of the 1,063 Ohio places with a regular frost season (state median 180 days).
- The last frost is typical for zone 6b, where the median is Apr 22.
- The weather station records an average of 116 nights a year at or below 32°F.
- Compared with Cincinnati, OH, 32 km away, the last frost here is 6 days later than there and the growing season is 14 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 9 |
| 50% (median) | April 23 |
| 10% (safe for tender plants) | May 8 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 6 |
| 50% (median) | October 18 |
| 90% (late) | October 28 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Batavia, OH
Batavia, OH frost dates — last frost Apr 23, first frost Oct 18, zone 6b. whenisthelastfrost.com
Crop
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Start indoors: Jan 29 to Feb 12Transplant outside: Mar 26 to Apr 9
Start indoors: Feb 12 to Feb 26Transplant outside: May 7 to May 21
Start indoors: Feb 12 to Feb 26Transplant outside: May 7 to May 21
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 30 to May 14
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 2 to Apr 16Sow outdoors: Mar 26 to Apr 30Plant for fall: Aug 23 to Sep 20
Start indoors: Feb 26 to Mar 12Transplant outside: Mar 26 to Apr 9Sow outdoors: Mar 26 to Apr 9Plant for fall: Aug 9 to Aug 30
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 9 to Apr 23Plant for fall: Jul 12 to Aug 2
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 2 to Apr 16Plant for fall: Jul 12 to Aug 2
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 9 to Apr 23Plant for fall: Jul 12 to Aug 2
Start indoors: Mar 12 to Mar 26Transplant outside: May 14 to May 28Sow outdoors: May 14 to May 28
Start indoors: Mar 12 to Mar 26Transplant outside: Apr 30 to May 14
Sow outdoors: Mar 12 to Apr 2Plant for fall: Jul 26 to Aug 16
Sow outdoors: Mar 12 to Apr 2Plant for fall: Aug 23 to Sep 13
Sow outdoors: Mar 19 to Apr 30Plant for fall: Sep 6 to Sep 27
Start indoors: Mar 26 to Apr 2Transplant outside: May 7 to May 14Sow outdoors: Apr 30 to May 14Plant for fall: Aug 2 to Aug 16
Start indoors: Mar 26 to Apr 2Sow outdoors: Apr 30 to May 14Plant for fall: Aug 9 to Aug 23
Start indoors: Mar 26 to Apr 2Sow outdoors: Apr 30 to May 14
Start indoors: Mar 26 to Apr 2Transplant outside: May 7 to May 21
Sow outdoors: Apr 2 to Apr 30Plant for fall: Jul 26 to Aug 9
Sow outdoors: Apr 2 to Apr 30Plant for fall: Aug 9 to Aug 23
Sow outdoors: Apr 2 to Apr 23
Sow outdoors: Apr 9 to May 7Plant for fall: Aug 9 to Aug 23
Sow outdoors: Apr 9 to Apr 30Plant for fall: Aug 23 to Sep 13
Sow outdoors: Apr 30 to May 21Plant for fall: Aug 2 to Aug 16
Sow outdoors: Apr 30 to May 14
Transplant outside: May 7 to May 28
Plant for fall: Oct 4 to Nov 8
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Batavia, OH
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 29 – Feb 12 | Mar 26 – Apr 9 | — | — |
| Peppers | Feb 12 – Feb 26 | May 7 – May 21 | — | — |
| Eggplant | Feb 12 – Feb 26 | May 7 – May 21 | — | — |
| Tomatoes | Feb 26 – Mar 12 | Apr 30 – May 14 | — | — |
| Lettuce | Feb 26 – Mar 12 | Apr 2 – Apr 16 | Mar 26 – Apr 30 | Aug 23 – Sep 20 |
| Kale | Feb 26 – Mar 12 | Mar 26 – Apr 9 | Mar 26 – Apr 9 | Aug 9 – Aug 30 |
| Broccoli | Feb 26 – Mar 12 | Apr 9 – Apr 23 | — | Jul 12 – Aug 2 |
| Cabbage | Feb 26 – Mar 12 | Apr 2 – Apr 16 | — | Jul 12 – Aug 2 |
| Cauliflower | Feb 26 – Mar 12 | Apr 9 – Apr 23 | — | Jul 12 – Aug 2 |
| Okra | Mar 12 – Mar 26 | May 14 – May 28 | May 14 – May 28 | — |
| Basil | Mar 12 – Mar 26 | Apr 30 – May 14 | — | — |
| Peas | — | — | Mar 12 – Apr 2 | Jul 26 – Aug 16 |
| Spinach | — | — | Mar 12 – Apr 2 | Aug 23 – Sep 13 |
| Radishes | — | — | Mar 19 – Apr 30 | Sep 6 – Sep 27 |
| Cucumbers | Mar 26 – Apr 2 | May 7 – May 14 | Apr 30 – May 14 | Aug 2 – Aug 16 |
| Zucchini & Summer Squash | Mar 26 – Apr 2 | — | Apr 30 – May 14 | Aug 9 – Aug 23 |
| Winter Squash & Pumpkins | Mar 26 – Apr 2 | — | Apr 30 – May 14 | — |
| Melons & Watermelon | Mar 26 – Apr 2 | May 7 – May 21 | — | — |
| Carrots | — | — | Apr 2 – Apr 30 | Jul 26 – Aug 9 |
| Beets | — | — | Apr 2 – Apr 30 | Aug 9 – Aug 23 |
| Potatoes | — | — | Apr 2 – Apr 23 | — |
| Swiss Chard | — | — | Apr 9 – May 7 | Aug 9 – Aug 23 |
| Cilantro | — | — | Apr 9 – Apr 30 | Aug 23 – Sep 13 |
| Green Beans | — | — | Apr 30 – May 21 | Aug 2 – Aug 16 |
| Sweet Corn | — | — | Apr 30 – May 14 | — |
| Sweet Potatoes | — | May 7 – May 28 | — | — |
| Garlic | — | — | — | Oct 4 – Nov 8 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Milford, OH weather station, 15 km away (elevation 522 ft (159 m)).
Frost dates near Batavia
- Owensville Apr 23 · Oct 18
- Williamsburg Apr 23 · Oct 18
- Amelia Apr 23 · Oct 18
- Newtonsville Apr 23 · Oct 18
- Milford Apr 23 · Oct 18
- Goshen Apr 23 · Oct 18
- Terrace Park Apr 23 · Oct 18
- Camp Dennison Apr 23 · Oct 18
- New Richmond Apr 16 · Oct 31
- Bethel Apr 16 · Oct 31
Frequently asked questions
When is the last frost in Batavia, OH?
The median last spring frost in Batavia, OH is April 23. There is still about a 10% chance of frost after May 8, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Batavia, OH?
The median first fall frost is October 18, with about a 10% chance of frost before October 6.
How long is the growing season in Batavia, OH?
About 178 days between the median last spring frost and first fall frost.
What planting zone is Batavia, OH?
Batavia, OH is in USDA hardiness zone 6b.