When to plant in Oostburg, WI
Planting dates worked out from Oostburg's own frost records, not a generic zone chart.
Last spring frost
- Early · riskyApr 229 years in 10 still get a later frost
- TypicalMay 8about half of years get a later frost
- Safe to plant outMay 221 year in 10 gets a later frost
Hardy crops like peas and spinach are timed from the typical date. Wait for the safe date before planting out tomatoes, peppers and squash.
First fall frost
- EarlyOct 71 year in 10 has frost by then
- TypicalOct 16about half of years have had frost
- LateOct 289 years in 10 have had frost by then
A typical year has 159 frost-free days. Plan for tender crops to be ripe by the early date.
Station used: Hingham Wwtp · 9.5 km away · station 233 m, town 213 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 27 – Apr 10 | May 22 – Jun 5 | Jul 16 |
| Sweet pepper | Mar 13 – Mar 27 | May 22 – Jun 5 | Jul 21 |
| Lettuce (leaf) | Mar 8 – Mar 15 | Apr 12 – Apr 26 | May 22 |
| Peas | — | Apr 12 – May 10 | Jun 6 |
| Bush beans | — | May 15 – Jun 5 | Jul 4 |
| Carrot | — | Apr 23 – Jun 4 | Jun 22 |
| Beet | — | Apr 23 – Jun 4 | Jun 12 |
| Potato | — | Apr 23 – May 14 | Jul 2 |
| Kale | Mar 8 – Mar 22 | Apr 19 – May 3 | Jun 1 |
| Broccoli | Mar 1 – Mar 15 | Apr 12 – May 3 | Jun 11 |
| Cucumber | Apr 24 – May 1 | May 22 – Jun 5 | Jul 11 |
| Summer squash and zucchini | Apr 24 – May 1 | May 22 – Jun 5 | Jul 6 |
| Winter squash | Apr 24 – May 1 | May 22 – Jun 5 | Aug 10 |
| Sweet corn | — | May 15 – Jun 5 | Jul 14 |
| Onion (from sets) | — | Apr 12 – May 3 | Jul 11 |
| Garlic | — | Sep 30 – Oct 28 (fall) | following summer |
| Spinach | — | Apr 12 – May 10 | May 20 |
| Basil | Apr 10 – Apr 24 | May 22 – Jun 5 | Jul 18 |
Oostburg'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 |
|---|---|
| 2002 | May 21 |
| 2003 | May 22 |
| 2004 | May 3 |
| 2005 | May 4 |
| 2006 | May 22 |
| 2007 | Apr 17 |
| 2008 | May 29 |
| 2009 | Apr 23 |
| 2010 | May 10 |
| 2011 | Apr 21 |
| 2012 | Apr 30 |
| 2013 | May 13 |
| 2014 | Apr 23 |
| 2015 | May 20 |
| 2016 | May 16 |
| 2017 | May 8 |
| 2018 | Apr 29 |
| 2020 | May 13 |
| 2021 | May 12 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 2002 | 145 |
| 2003 | 132 |
| 2004 | 154 |
| 2005 | 176 |
| 2006 | 142 |
| 2007 | 193 |
| 2008 | 151 |
| 2009 | 170 |
| 2010 | 164 |
| 2011 | 183 |
| 2012 | 159 |
| 2013 | 159 |
| 2014 | 178 |
| 2015 | 149 |
| 2016 | 150 |
| 2017 | 170 |
| 2018 | 165 |
| 2020 | 156 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 2002 | 16.3 °C |
| 2003 | 15.6 °C |
| 2004 | 15.4 °C |
| 2005 | 17.4 °C |
| 2006 | 16.6 °C |
| 2007 | 16.7 °C |
| 2008 | 16.0 °C |
| 2009 | 15.5 °C |
| 2010 | 17.4 °C |
| 2011 | 15.9 °C |
| 2012 | 17.3 °C |
| 2013 | 15.6 °C |
| 2014 | 15.2 °C |
| 2015 | 16.0 °C |
| 2016 | 16.7 °C |
| 2017 | 16.3 °C |
| 2018 | 16.1 °C |
| 2020 | 15.7 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Hingham Wwtp (NOAA GHCN-Daily). Years with too many missing days are left out.