When to plant in North Riverside, IL
Planting dates worked out from North Riverside's own frost records, not a generic zone chart.
Safe to plant out
Apr 18
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 28
1 year in 10 by Oct 8
Frost-free days
205
median, 1991–2020
Station used: Chicago Midway Ap · 8.6 km away · station 186 m, town 188 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 26 – Mar 12 | Apr 23 – May 7 | Jun 17 |
| Sweet pepper | Feb 12 – Feb 26 | Apr 23 – May 7 | Jun 22 |
| Lettuce (leaf) | Feb 17 – Feb 24 | Mar 24 – Apr 7 | May 3 |
| Peas | — | Mar 24 – Apr 21 | May 18 |
| Bush beans | — | Apr 19 – May 10 | Jun 8 |
| Carrot | — | Apr 2 – May 14 | Jun 1 |
| Beet | — | Apr 2 – May 14 | May 22 |
| Potato | — | Apr 2 – Apr 23 | Jun 11 |
| Kale | Feb 17 – Mar 3 | Mar 31 – Apr 14 | May 13 |
| Broccoli | Feb 10 – Feb 24 | Mar 24 – Apr 14 | May 23 |
| Cucumber | Mar 26 – Apr 2 | Apr 23 – May 7 | Jun 12 |
| Summer squash and zucchini | Mar 26 – Apr 2 | Apr 23 – May 7 | Jun 7 |
| Winter squash | Mar 26 – Apr 2 | Apr 23 – May 7 | Jul 12 |
| Sweet corn | — | Apr 19 – May 10 | Jun 18 |
| Onion (from sets) | — | Mar 24 – Apr 14 | Jun 22 |
| Garlic | — | Oct 14 – Nov 11 (fall) | following summer |
| Spinach | — | Mar 24 – Apr 21 | May 1 |
| Basil | Mar 12 – Mar 26 | Apr 23 – May 7 | Jun 19 |
North Riverside'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 18 |
| 2002 | Apr 6 |
| 2003 | Apr 10 |
| 2004 | Apr 14 |
| 2005 | Mar 28 |
| 2006 | Apr 9 |
| 2007 | Apr 15 |
| 2008 | Apr 2 |
| 2009 | Apr 12 |
| 2010 | Apr 9 |
| 2011 | Apr 1 |
| 2012 | Apr 11 |
| 2013 | Apr 20 |
| 2014 | Apr 16 |
| 2015 | Apr 4 |
| 2016 | Apr 9 |
| 2017 | Mar 23 |
| 2018 | Apr 18 |
| 2019 | Apr 15 |
| 2020 | May 9 |
| 2021 | Apr 22 |
| 2022 | Mar 29 |
| 2023 | Apr 17 |
| 2024 | Mar 28 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1998 | 214 |
| 1999 | 210 |
| 2000 | 177 |
| 2001 | 171 |
| 2002 | 208 |
| 2003 | 174 |
| 2004 | 185 |
| 2005 | 226 |
| 2006 | 185 |
| 2007 | 205 |
| 2008 | 208 |
| 2009 | 181 |
| 2010 | 209 |
| 2011 | 223 |
| 2012 | 208 |
| 2013 | 184 |
| 2014 | 199 |
| 2015 | 223 |
| 2016 | 223 |
| 2017 | 229 |
| 2018 | 184 |
| 2019 | 198 |
| 2020 | 171 |
| 2021 | 193 |
| 2022 | 228 |
| 2023 | 195 |
| 2024 | 237 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1998 | 20.2 °C |
| 1999 | 20.3 °C |
| 2000 | 19.4 °C |
| 2001 | 19.8 °C |
| 2002 | 20.0 °C |
| 2003 | 18.2 °C |
| 2004 | 18.8 °C |
| 2005 | 20.4 °C |
| 2006 | 19.4 °C |
| 2007 | 19.7 °C |
| 2008 | 18.8 °C |
| 2009 | 18.1 °C |
| 2010 | 20.4 °C |
| 2011 | 19.1 °C |
| 2012 | 20.6 °C |
| 2013 | 19.1 °C |
| 2014 | 19.3 °C |
| 2015 | 19.9 °C |
| 2016 | 20.5 °C |
| 2017 | 19.8 °C |
| 2018 | 19.9 °C |
| 2019 | 19.6 °C |
| 2020 | 19.7 °C |
| 2021 | 20.5 °C |
| 2022 | 20.7 °C |
| 2023 | 19.9 °C |
| 2024 | 21.0 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Chicago Midway Ap (NOAA GHCN-Daily). Years with too many missing days are left out.