When to plant in Conneaut, OH
Planting dates worked out from Conneaut's own frost records, not a generic zone chart.
Safe to plant out
May 25
1 year in 10 has a later frost
Average last frost
May 14
about a 50% chance of a later one
Average first fall frost
Oct 13
1 year in 10 by Sep 30
Frost-free days
151
median, 1991–2020
Station used: Springboro 3 Wnw · 18.1 km away · station 306 m, town 197 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Mar 30 – Apr 13 | May 25 – Jun 8 | Jul 19 |
| Sweet pepper | Mar 16 – Mar 30 | May 25 – Jun 8 | Jul 24 |
| Lettuce (leaf) | Mar 12 – Mar 19 | Apr 16 – Apr 30 | May 26 |
| Peas | — | Apr 7 – May 5 | Jun 1 |
| Bush beans | — | May 18 – Jun 8 | Jul 7 |
| Carrot | — | Apr 23 – Jun 4 | Jun 22 |
| Beet | — | Apr 18 – May 30 | Jun 7 |
| Potato | — | Apr 23 – May 14 | Jul 2 |
| Kale | Mar 5 – Mar 19 | Apr 16 – Apr 30 | May 29 |
| Broccoli | Mar 5 – Mar 19 | Apr 16 – May 7 | Jun 15 |
| Cucumber | Apr 27 – May 4 | May 25 – Jun 8 | Jul 14 |
| Summer squash and zucchini | Apr 27 – May 4 | May 25 – Jun 8 | Jul 9 |
| Winter squash | Apr 27 – May 4 | May 25 – Jun 8 | Aug 13 |
| Sweet corn | — | May 18 – Jun 8 | Jul 17 |
| Onion (from sets) | — | Apr 16 – May 7 | Jul 15 |
| Garlic | — | Sep 29 – Oct 27 (fall) | following summer |
| Spinach | — | Apr 7 – May 5 | May 15 |
| Basil | Apr 13 – Apr 27 | May 25 – Jun 8 | Jul 21 |
Conneaut's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1997 | May 23 |
| 1998 | Apr 29 |
| 1999 | Apr 29 |
| 2000 | Apr 29 |
| 2001 | May 31 |
| 2002 | May 23 |
| 2004 | May 5 |
| 2005 | May 17 |
| 2006 | May 24 |
| 2007 | May 14 |
| 2008 | May 28 |
| 2009 | May 19 |
| 2010 | May 11 |
| 2011 | May 5 |
| 2012 | May 18 |
| 2013 | May 25 |
| 2014 | May 7 |
| 2015 | May 23 |
| 2016 | May 16 |
| 2017 | May 10 |
| 2018 | May 1 |
| 2019 | Apr 30 |
| 2020 | May 14 |
| 2021 | May 14 |
| 2022 | May 1 |
| 2023 | May 26 |
| 2024 | Apr 26 |
| 2025 | Apr 18 |
| 2026 | May 13 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1997 | 146 |
| 1998 | 182 |
| 1999 | 145 |
| 2000 | 152 |
| 2001 | 129 |
| 2002 | 137 |
| 2004 | 159 |
| 2005 | 159 |
| 2006 | 158 |
| 2007 | 167 |
| 2008 | 142 |
| 2009 | 145 |
| 2010 | 154 |
| 2011 | 175 |
| 2012 | 143 |
| 2013 | 151 |
| 2014 | 157 |
| 2015 | 148 |
| 2016 | 147 |
| 2017 | 143 |
| 2018 | 170 |
| 2019 | 171 |
| 2020 | 127 |
| 2021 | 173 |
| 2022 | 154 |
| 2023 | 149 |
| 2024 | 167 |
| 2025 | 180 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1997 | 14.3 °C |
| 1998 | 16.6 °C |
| 1999 | 16.6 °C |
| 2000 | 15.4 °C |
| 2001 | 15.9 °C |
| 2002 | 16.4 °C |
| 2003 | 15.4 °C |
| 2004 | 16.0 °C |
| 2005 | 16.6 °C |
| 2006 | 16.1 °C |
| 2007 | 16.0 °C |
| 2008 | 16.1 °C |
| 2009 | 15.5 °C |
| 2010 | 17.2 °C |
| 2011 | 16.9 °C |
| 2012 | 16.6 °C |
| 2013 | 16.1 °C |
| 2014 | 15.7 °C |
| 2015 | 16.5 °C |
| 2016 | 16.4 °C |
| 2017 | 16.3 °C |
| 2018 | 16.8 °C |
| 2019 | 16.5 °C |
| 2020 | 15.8 °C |
| 2021 | 16.8 °C |
| 2022 | 16.7 °C |
| 2023 | 15.8 °C |
| 2024 | 17.5 °C |
| 2025 | 16.8 °C |
| 2026 | 17.2 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Springboro 3 Wnw (NOAA GHCN-Daily). Years with too many missing days are left out.