When to plant in Kilmanagh, MI
Planting dates worked out from Kilmanagh's own frost records, not a generic zone chart.
Safe to plant out
May 20
1 year in 10 has a later frost
Average last frost
May 6
about a 50% chance of a later one
Average first fall frost
Oct 15
1 year in 10 by Oct 3
Frost-free days
158
median, 1991–2020
Station used: Filion 5nnw · 28.2 km away · station 194 m, town 190 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 25 – Apr 8 | May 20 – Jun 3 | Jul 14 |
| Sweet pepper | Mar 11 – Mar 25 | May 20 – Jun 3 | Jul 19 |
| Lettuce (leaf) | Mar 12 – Mar 19 | Apr 16 – Apr 30 | May 26 |
| Peas | — | Apr 16 – May 14 | Jun 10 |
| Bush beans | — | May 13 – Jun 3 | Jul 2 |
| Carrot | — | Apr 25 – Jun 6 | Jun 24 |
| Beet | — | Apr 25 – Jun 6 | Jun 14 |
| Potato | — | Apr 25 – May 16 | Jul 4 |
| Kale | Mar 12 – Mar 26 | Apr 23 – May 7 | Jun 5 |
| Broccoli | Mar 5 – Mar 19 | Apr 16 – May 7 | Jun 15 |
| Cucumber | Apr 22 – Apr 29 | May 20 – Jun 3 | Jul 9 |
| Summer squash and zucchini | Apr 22 – Apr 29 | May 20 – Jun 3 | Jul 4 |
| Winter squash | Apr 22 – Apr 29 | May 20 – Jun 3 | Aug 8 |
| Sweet corn | — | May 13 – Jun 3 | Jul 12 |
| Onion (from sets) | — | Apr 16 – May 7 | Jul 15 |
| Garlic | — | Oct 1 – Oct 29 (fall) | following summer |
| Spinach | — | Apr 16 – May 14 | May 24 |
| Basil | Apr 8 – Apr 22 | May 20 – Jun 3 | Jul 16 |
Kilmanagh'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 |
|---|---|
| 1998 | Apr 29 |
| 1999 | Apr 29 |
| 2000 | May 1 |
| 2002 | May 22 |
| 2003 | May 5 |
| 2004 | May 5 |
| 2005 | May 5 |
| 2006 | Apr 29 |
| 2008 | May 29 |
| 2009 | May 18 |
| 2010 | Apr 30 |
| 2011 | Apr 22 |
| 2012 | Apr 30 |
| 2014 | May 6 |
| 2015 | Apr 29 |
| 2019 | May 9 |
| 2021 | May 1 |
| 2022 | Apr 30 |
| 2023 | Apr 26 |
| 2024 | Apr 26 |
| 2026 | May 2 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1998 | 183 |
| 1999 | 157 |
| 2002 | 144 |
| 2003 | 148 |
| 2004 | 152 |
| 2005 | 167 |
| 2006 | 159 |
| 2009 | 146 |
| 2011 | 188 |
| 2012 | 159 |
| 2014 | 135 |
| 2015 | 171 |
| 2021 | 186 |
| 2022 | 197 |
| 2023 | 187 |
| 2024 | 183 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1998 | 16.0 °C |
| 2000 | 14.0 °C |
| 2002 | 15.8 °C |
| 2003 | 14.8 °C |
| 2004 | 15.0 °C |
| 2005 | 16.3 °C |
| 2006 | 15.7 °C |
| 2009 | 14.5 °C |
| 2010 | 17.1 °C |
| 2011 | 15.8 °C |
| 2012 | 16.0 °C |
| 2013 | 16.2 °C |
| 2020 | 16.8 °C |
| 2021 | 17.4 °C |
| 2022 | 17.5 °C |
| 2023 | 16.8 °C |
| 2024 | 17.7 °C |
| 2026 | 16.4 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Filion 5nnw (NOAA GHCN-Daily). Years with too many missing days are left out.