When to plant in Central City (near Centralia), IL
Planting dates worked out from Central City (near Centralia)'s own frost records, not a generic zone chart.
Safe to plant out
Apr 21
1 year in 10 has a later frost
Average last frost
Apr 10
about a 50% chance of a later one
Average first fall frost
Oct 22
1 year in 10 by Oct 5
Frost-free days
192
median, 1991–2020
Station used: Iuka 12 Sw · 14.9 km away · station 180 m, town 148 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 | Feb 24 – Mar 10 | Apr 21 – May 5 | Jun 15 |
| Sweet pepper | Feb 10 – Feb 24 | Apr 21 – May 5 | Jun 20 |
| Lettuce (leaf) | Feb 8 – Feb 15 | Mar 15 – Mar 29 | Apr 24 |
| Peas | — | Mar 15 – Apr 12 | May 9 |
| Bush beans | — | Apr 14 – May 5 | Jun 3 |
| Carrot | — | Mar 23 – May 4 | May 22 |
| Beet | — | Mar 23 – May 4 | May 12 |
| Potato | — | Mar 23 – Apr 13 | Jun 1 |
| Kale | Feb 8 – Feb 22 | Mar 22 – Apr 5 | May 4 |
| Broccoli | Feb 1 – Feb 15 | Mar 15 – Apr 5 | May 14 |
| Cucumber | Mar 24 – Mar 31 | Apr 21 – May 5 | Jun 10 |
| Summer squash and zucchini | Mar 24 – Mar 31 | Apr 21 – May 5 | Jun 5 |
| Winter squash | Mar 24 – Mar 31 | Apr 21 – May 5 | Jul 10 |
| Sweet corn | — | Apr 14 – May 5 | Jun 13 |
| Onion (from sets) | — | Mar 15 – Apr 5 | Jun 13 |
| Garlic | — | Oct 8 – Nov 5 (fall) | following summer |
| Spinach | — | Mar 15 – Apr 12 | Apr 22 |
| Basil | Mar 10 – Mar 24 | Apr 21 – May 5 | Jun 17 |
Central City (near Centralia)'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 5 |
| 1999 | Mar 27 |
| 2000 | Apr 12 |
| 2001 | Apr 19 |
| 2002 | Apr 7 |
| 2003 | Apr 11 |
| 2004 | Apr 14 |
| 2005 | Mar 21 |
| 2006 | Apr 10 |
| 2007 | Apr 14 |
| 2008 | Apr 30 |
| 2009 | Apr 8 |
| 2010 | Mar 27 |
| 2011 | Apr 1 |
| 2012 | Apr 12 |
| 2013 | Apr 21 |
| 2014 | Apr 16 |
| 2015 | Mar 30 |
| 2016 | Apr 10 |
| 2017 | Mar 23 |
| 2018 | Apr 21 |
| 2019 | Apr 16 |
| 2020 | Apr 19 |
| 2021 | Apr 23 |
| 2022 | Apr 20 |
| 2023 | Apr 25 |
| 2024 | Apr 7 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1998 | 199 |
| 1999 | 191 |
| 2000 | 177 |
| 2001 | 170 |
| 2002 | 189 |
| 2003 | 173 |
| 2005 | 218 |
| 2006 | 184 |
| 2007 | 197 |
| 2008 | 180 |
| 2009 | 192 |
| 2010 | 215 |
| 2011 | 222 |
| 2012 | 201 |
| 2013 | 183 |
| 2014 | 198 |
| 2016 | 215 |
| 2017 | 219 |
| 2018 | 182 |
| 2019 | 198 |
| 2020 | 168 |
| 2021 | 193 |
| 2022 | 170 |
| 2023 | 188 |
| 2024 | 191 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1998 | 21.4 °C |
| 1999 | 20.8 °C |
| 2000 | 20.1 °C |
| 2001 | 20.6 °C |
| 2002 | 21.2 °C |
| 2003 | 19.2 °C |
| 2005 | 21.2 °C |
| 2006 | 20.4 °C |
| 2007 | 21.1 °C |
| 2008 | 19.4 °C |
| 2009 | 19.4 °C |
| 2010 | 21.5 °C |
| 2011 | 20.6 °C |
| 2012 | 21.6 °C |
| 2013 | 19.5 °C |
| 2014 | 19.4 °C |
| 2015 | 20.6 °C |
| 2016 | 20.8 °C |
| 2017 | 20.6 °C |
| 2018 | 20.9 °C |
| 2019 | 21.2 °C |
| 2020 | 20.1 °C |
| 2021 | 20.4 °C |
| 2022 | 20.5 °C |
| 2023 | 20.5 °C |
| 2024 | 21.2 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Iuka 12 Sw (NOAA GHCN-Daily). Years with too many missing days are left out.