Townsend, WI frost dates
Last spring frostMay 22median date
First fall frostSep 28median date
Growing season129 daysfrost-free
Hardiness zone4bZone 4b
How Townsend compares
- In 8 years out of 10, the last spring frost in Townsend falls between May 7 and June 3, a 27-day window. The first fall frost falls between September 12 and October 9.
- The median last frost is 17 days later than the Wisconsin median of May 5.
- Its 129-day growing season is longer than 8% of the 749 Wisconsin places with a regular frost season (state median 155 days).
- The last frost is 14 days later than the zone 4b median of May 8. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 4b chart.
- The weather station records an average of 188 nights a year at or below 32°F.
- Compared with Green Bay, WI, 102 km away, the last frost here is 22 days later than there and the growing season is 33 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | May 7 |
| 50% (median) | May 22 |
| 10% (safe for tender plants) | June 3 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 12 |
| 50% (median) | September 28 |
| 90% (late) | October 9 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Townsend, WI
Townsend, WI frost dates — last frost May 22, first frost Sep 28, zone 4b. whenisthelastfrost.com
Crop
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Start indoors: Feb 27 to Mar 13Transplant outside: Apr 24 to May 8
Start indoors: Mar 13 to Mar 27Transplant outside: Jun 5 to Jun 19
Start indoors: Mar 13 to Mar 27Transplant outside: Jun 5 to Jun 19
Start indoors: Mar 27 to Apr 10Transplant outside: May 29 to Jun 12
Start indoors: Mar 27 to Apr 10Transplant outside: May 1 to May 15Sow outdoors: Apr 24 to May 29Plant for fall: Aug 3 to Aug 31
Start indoors: Mar 27 to Apr 10Transplant outside: Apr 24 to May 8Sow outdoors: Apr 24 to May 8Plant for fall: Jul 20 to Aug 10
Start indoors: Mar 27 to Apr 10Transplant outside: May 8 to May 22Plant for fall: Jun 22 to Jul 13
Start indoors: Mar 27 to Apr 10Transplant outside: May 1 to May 15Plant for fall: Jun 22 to Jul 13
Start indoors: Mar 27 to Apr 10Transplant outside: May 8 to May 22Plant for fall: Jun 22 to Jul 13
Start indoors: Apr 10 to Apr 24Transplant outside: Jun 12 to Jun 26Sow outdoors: Jun 12 to Jun 26
Start indoors: Apr 10 to Apr 24Transplant outside: May 29 to Jun 12
Sow outdoors: Apr 10 to May 1Plant for fall: Jul 6 to Jul 27
Sow outdoors: Apr 10 to May 1Plant for fall: Aug 3 to Aug 24
Sow outdoors: Apr 17 to May 29Plant for fall: Aug 17 to Sep 7
Start indoors: Apr 24 to May 1Transplant outside: Jun 5 to Jun 12Sow outdoors: May 29 to Jun 12Plant for fall: Jul 13 to Jul 27
Start indoors: Apr 24 to May 1Sow outdoors: May 29 to Jun 12Plant for fall: Jul 20 to Aug 3
Start indoors: Apr 24 to May 1Sow outdoors: May 29 to Jun 12
Start indoors: Apr 24 to May 1Transplant outside: Jun 5 to Jun 19
Sow outdoors: May 1 to May 29Plant for fall: Jul 6 to Jul 20
Sow outdoors: May 1 to May 29Plant for fall: Jul 20 to Aug 3
Sow outdoors: May 1 to May 22
Sow outdoors: May 8 to Jun 5Plant for fall: Jul 20 to Aug 3
Sow outdoors: May 8 to May 29Plant for fall: Aug 3 to Aug 24
Sow outdoors: May 29 to Jun 19Plant for fall: Jul 13 to Jul 27
Sow outdoors: May 29 to Jun 12
Transplant outside: Jun 5 to Jun 26
Plant for fall: Sep 14 to Oct 19
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Townsend, WI
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 27 – Mar 13 | Apr 24 – May 8 | — | — |
| Peppers | Mar 13 – Mar 27 | Jun 5 – Jun 19 | — | — |
| Eggplant | Mar 13 – Mar 27 | Jun 5 – Jun 19 | — | — |
| Tomatoes | Mar 27 – Apr 10 | May 29 – Jun 12 | — | — |
| Lettuce | Mar 27 – Apr 10 | May 1 – May 15 | Apr 24 – May 29 | Aug 3 – Aug 31 |
| Kale | Mar 27 – Apr 10 | Apr 24 – May 8 | Apr 24 – May 8 | Jul 20 – Aug 10 |
| Broccoli | Mar 27 – Apr 10 | May 8 – May 22 | — | Jun 22 – Jul 13 |
| Cabbage | Mar 27 – Apr 10 | May 1 – May 15 | — | Jun 22 – Jul 13 |
| Cauliflower | Mar 27 – Apr 10 | May 8 – May 22 | — | Jun 22 – Jul 13 |
| Okra | Apr 10 – Apr 24 | Jun 12 – Jun 26 | Jun 12 – Jun 26 | — |
| Basil | Apr 10 – Apr 24 | May 29 – Jun 12 | — | — |
| Peas | — | — | Apr 10 – May 1 | Jul 6 – Jul 27 |
| Spinach | — | — | Apr 10 – May 1 | Aug 3 – Aug 24 |
| Radishes | — | — | Apr 17 – May 29 | Aug 17 – Sep 7 |
| Cucumbers | Apr 24 – May 1 | Jun 5 – Jun 12 | May 29 – Jun 12 | Jul 13 – Jul 27 |
| Zucchini & Summer Squash | Apr 24 – May 1 | — | May 29 – Jun 12 | Jul 20 – Aug 3 |
| Winter Squash & Pumpkins | Apr 24 – May 1 | — | May 29 – Jun 12 | — |
| Melons & Watermelon | Apr 24 – May 1 | Jun 5 – Jun 19 | — | — |
| Carrots | — | — | May 1 – May 29 | Jul 6 – Jul 20 |
| Beets | — | — | May 1 – May 29 | Jul 20 – Aug 3 |
| Potatoes | — | — | May 1 – May 22 | — |
| Swiss Chard | — | — | May 8 – Jun 5 | Jul 20 – Aug 3 |
| Cilantro | — | — | May 8 – May 29 | Aug 3 – Aug 24 |
| Green Beans | — | — | May 29 – Jun 19 | Jul 13 – Jul 27 |
| Sweet Corn | — | — | May 29 – Jun 12 | — |
| Sweet Potatoes | — | Jun 5 – Jun 26 | — | — |
| Garlic | — | — | — | Sep 14 – Oct 19 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Lakewood 3 Ne, WI weather station, 9 km away (elevation 1,198 ft (365 m)).
Frost dates near Townsend
- Lakewood May 22 · Sep 28
- Wabeno May 19 · Sep 29
- Mountain May 22 · Sep 28
- White Lake May 22 · Sep 28
- Pickerel May 19 · Sep 29
- Laona May 19 · Sep 29
- Elton May 14 · Sep 30
- Pearson May 14 · Sep 30
- Bryant May 14 · Sep 30
- Crandon May 19 · Sep 29
Frequently asked questions
When is the last frost in Townsend, WI?
The median last spring frost in Townsend, WI is May 22. There is still about a 10% chance of frost after June 3, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Townsend, WI?
The median first fall frost is September 28, with about a 10% chance of frost before September 12.
How long is the growing season in Townsend, WI?
About 129 days between the median last spring frost and first fall frost.
What planting zone is Townsend, WI?
Townsend, WI is in USDA hardiness zone 4b.