Middleport, OH frost dates
Last spring frostApr 27median date
First fall frostOct 14median date
Growing season170 daysfrost-free
Hardiness zone6bZone 6b
How Middleport compares
- In 8 years out of 10, the last spring frost in Middleport falls between April 11 and May 15, a 34-day window. The first fall frost falls between October 2 and October 28.
- The median last frost is 3 days later than the Ohio median of Apr 24.
- Its 170-day growing season is longer than 16% of the 1,063 Ohio places with a regular frost season (state median 180 days).
- The last frost is 5 days later than the zone 6b median of Apr 22. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6b chart.
- The weather station records an average of 124 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 11 |
| 50% (median) | April 27 |
| 10% (safe for tender plants) | May 15 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 2 |
| 50% (median) | October 14 |
| 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 Middleport, OH
Middleport, OH frost dates — last frost Apr 27, first frost Oct 14, zone 6b. whenisthelastfrost.com
Crop
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Start indoors: Feb 2 to Feb 16Transplant outside: Mar 30 to Apr 13
Start indoors: Feb 16 to Mar 2Transplant outside: May 11 to May 25
Start indoors: Feb 16 to Mar 2Transplant outside: May 11 to May 25
Start indoors: Mar 2 to Mar 16Transplant outside: May 4 to May 18
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 6 to Apr 20Sow outdoors: Mar 30 to May 4Plant for fall: Aug 19 to Sep 16
Start indoors: Mar 2 to Mar 16Transplant outside: Mar 30 to Apr 13Sow outdoors: Mar 30 to Apr 13Plant for fall: Aug 5 to Aug 26
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 13 to Apr 27Plant for fall: Jul 8 to Jul 29
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 6 to Apr 20Plant for fall: Jul 8 to Jul 29
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 13 to Apr 27Plant for fall: Jul 8 to Jul 29
Start indoors: Mar 16 to Mar 30Transplant outside: May 18 to Jun 1Sow outdoors: May 18 to Jun 1
Start indoors: Mar 16 to Mar 30Transplant outside: May 4 to May 18
Sow outdoors: Mar 16 to Apr 6Plant for fall: Jul 22 to Aug 12
Sow outdoors: Mar 16 to Apr 6Plant for fall: Aug 19 to Sep 9
Sow outdoors: Mar 23 to May 4Plant for fall: Sep 2 to Sep 23
Start indoors: Mar 30 to Apr 6Transplant outside: May 11 to May 18Sow outdoors: May 4 to May 18Plant for fall: Jul 29 to Aug 12
Start indoors: Mar 30 to Apr 6Sow outdoors: May 4 to May 18Plant for fall: Aug 5 to Aug 19
Start indoors: Mar 30 to Apr 6Sow outdoors: May 4 to May 18
Start indoors: Mar 30 to Apr 6Transplant outside: May 11 to May 25
Sow outdoors: Apr 6 to May 4Plant for fall: Jul 22 to Aug 5
Sow outdoors: Apr 6 to May 4Plant for fall: Aug 5 to Aug 19
Sow outdoors: Apr 6 to Apr 27
Sow outdoors: Apr 13 to May 11Plant for fall: Aug 5 to Aug 19
Sow outdoors: Apr 13 to May 4Plant for fall: Aug 19 to Sep 9
Sow outdoors: May 4 to May 25Plant for fall: Jul 29 to Aug 12
Sow outdoors: May 4 to May 18
Transplant outside: May 11 to Jun 1
Plant for fall: Sep 30 to Nov 4
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Middleport, OH
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 2 – Feb 16 | Mar 30 – Apr 13 | — | — |
| Peppers | Feb 16 – Mar 2 | May 11 – May 25 | — | — |
| Eggplant | Feb 16 – Mar 2 | May 11 – May 25 | — | — |
| Tomatoes | Mar 2 – Mar 16 | May 4 – May 18 | — | — |
| Lettuce | Mar 2 – Mar 16 | Apr 6 – Apr 20 | Mar 30 – May 4 | Aug 19 – Sep 16 |
| Kale | Mar 2 – Mar 16 | Mar 30 – Apr 13 | Mar 30 – Apr 13 | Aug 5 – Aug 26 |
| Broccoli | Mar 2 – Mar 16 | Apr 13 – Apr 27 | — | Jul 8 – Jul 29 |
| Cabbage | Mar 2 – Mar 16 | Apr 6 – Apr 20 | — | Jul 8 – Jul 29 |
| Cauliflower | Mar 2 – Mar 16 | Apr 13 – Apr 27 | — | Jul 8 – Jul 29 |
| Okra | Mar 16 – Mar 30 | May 18 – Jun 1 | May 18 – Jun 1 | — |
| Basil | Mar 16 – Mar 30 | May 4 – May 18 | — | — |
| Peas | — | — | Mar 16 – Apr 6 | Jul 22 – Aug 12 |
| Spinach | — | — | Mar 16 – Apr 6 | Aug 19 – Sep 9 |
| Radishes | — | — | Mar 23 – May 4 | Sep 2 – Sep 23 |
| Cucumbers | Mar 30 – Apr 6 | May 11 – May 18 | May 4 – May 18 | Jul 29 – Aug 12 |
| Zucchini & Summer Squash | Mar 30 – Apr 6 | — | May 4 – May 18 | Aug 5 – Aug 19 |
| Winter Squash & Pumpkins | Mar 30 – Apr 6 | — | May 4 – May 18 | — |
| Melons & Watermelon | Mar 30 – Apr 6 | May 11 – May 25 | — | — |
| Carrots | — | — | Apr 6 – May 4 | Jul 22 – Aug 5 |
| Beets | — | — | Apr 6 – May 4 | Aug 5 – Aug 19 |
| Potatoes | — | — | Apr 6 – Apr 27 | — |
| Swiss Chard | — | — | Apr 13 – May 11 | Aug 5 – Aug 19 |
| Cilantro | — | — | Apr 13 – May 4 | Aug 19 – Sep 9 |
| Green Beans | — | — | May 4 – May 25 | Jul 29 – Aug 12 |
| Sweet Corn | — | — | May 4 – May 18 | — |
| Sweet Potatoes | — | May 11 – Jun 1 | — | — |
| Garlic | — | — | — | Sep 30 – Nov 4 |
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 Carpenter 2 S, OH weather station, 21 km away (elevation 823 ft (251 m)).
Frost dates near Middleport
- Cheshire Apr 18 · Oct 28
- Pomeroy Apr 27 · Oct 14
- Syracuse Apr 18 · Oct 28
- Racine Apr 28 · Oct 19
- Rutland Apr 27 · Oct 14
- Chester Apr 27 · Oct 14
- Long Bottom Apr 27 · Oct 14
- Langsville Apr 27 · Oct 14
- Bidwell Apr 18 · Oct 28
- Portland May 1 · Oct 14
Frequently asked questions
When is the last frost in Middleport, OH?
The median last spring frost in Middleport, OH is April 27. There is still about a 10% chance of frost after May 15, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Middleport, OH?
The median first fall frost is October 14, with about a 10% chance of frost before October 2.
How long is the growing season in Middleport, OH?
About 170 days between the median last spring frost and first fall frost.
What planting zone is Middleport, OH?
Middleport, OH is in USDA hardiness zone 6b.