Necedah, WI frost dates
Last spring frostMay 17median date
First fall frostSep 25median date
Growing season131 daysfrost-free
Hardiness zone4bZone 4b
How Necedah compares
- In 8 years out of 10, the last spring frost in Necedah falls between May 2 and June 1, a 30-day window. The first fall frost falls between September 12 and October 8.
- The median last frost is 12 days later than the Wisconsin median of May 5.
- Its 131-day growing season is longer than 9% of the 749 Wisconsin places with a regular frost season (state median 155 days).
- The last frost is 9 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 164 nights a year at or below 32°F.
- Compared with La Crosse, WI, 94 km away, the last frost here is 20 days later than there and the growing season is 38 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | May 2 |
| 50% (median) | May 17 |
| 10% (safe for tender plants) | June 1 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 12 |
| 50% (median) | September 25 |
| 90% (late) | October 8 |
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 Necedah, WI
Necedah, WI frost dates — last frost May 17, first frost Sep 25, zone 4b. whenisthelastfrost.com
Crop
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Start indoors: Feb 22 to Mar 8Transplant outside: Apr 19 to May 3
Start indoors: Mar 8 to Mar 22Transplant outside: May 31 to Jun 14
Start indoors: Mar 8 to Mar 22Transplant outside: May 31 to Jun 14
Start indoors: Mar 22 to Apr 5Transplant outside: May 24 to Jun 7
Start indoors: Mar 22 to Apr 5Transplant outside: Apr 26 to May 10Sow outdoors: Apr 19 to May 24Plant for fall: Jul 31 to Aug 28
Start indoors: Mar 22 to Apr 5Transplant outside: Apr 19 to May 3Sow outdoors: Apr 19 to May 3Plant for fall: Jul 17 to Aug 7
Start indoors: Mar 22 to Apr 5Transplant outside: May 3 to May 17Plant for fall: Jun 19 to Jul 10
Start indoors: Mar 22 to Apr 5Transplant outside: Apr 26 to May 10Plant for fall: Jun 19 to Jul 10
Start indoors: Mar 22 to Apr 5Transplant outside: May 3 to May 17Plant for fall: Jun 19 to Jul 10
Start indoors: Apr 5 to Apr 19Transplant outside: Jun 7 to Jun 21Sow outdoors: Jun 7 to Jun 21
Start indoors: Apr 5 to Apr 19Transplant outside: May 24 to Jun 7
Sow outdoors: Apr 5 to Apr 26Plant for fall: Jul 3 to Jul 24
Sow outdoors: Apr 5 to Apr 26Plant for fall: Jul 31 to Aug 21
Sow outdoors: Apr 12 to May 24Plant for fall: Aug 14 to Sep 4
Start indoors: Apr 19 to Apr 26Transplant outside: May 31 to Jun 7Sow outdoors: May 24 to Jun 7Plant for fall: Jul 10 to Jul 24
Start indoors: Apr 19 to Apr 26Sow outdoors: May 24 to Jun 7Plant for fall: Jul 17 to Jul 31
Start indoors: Apr 19 to Apr 26Sow outdoors: May 24 to Jun 7
Start indoors: Apr 19 to Apr 26Transplant outside: May 31 to Jun 14
Sow outdoors: Apr 26 to May 24Plant for fall: Jul 3 to Jul 17
Sow outdoors: Apr 26 to May 24Plant for fall: Jul 17 to Jul 31
Sow outdoors: Apr 26 to May 17
Sow outdoors: May 3 to May 31Plant for fall: Jul 17 to Jul 31
Sow outdoors: May 3 to May 24Plant for fall: Jul 31 to Aug 21
Sow outdoors: May 24 to Jun 14Plant for fall: Jul 10 to Jul 24
Sow outdoors: May 24 to Jun 7
Transplant outside: May 31 to Jun 21
Plant for fall: Sep 11 to Oct 16
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Necedah, WI
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 22 – Mar 8 | Apr 19 – May 3 | — | — |
| Peppers | Mar 8 – Mar 22 | May 31 – Jun 14 | — | — |
| Eggplant | Mar 8 – Mar 22 | May 31 – Jun 14 | — | — |
| Tomatoes | Mar 22 – Apr 5 | May 24 – Jun 7 | — | — |
| Lettuce | Mar 22 – Apr 5 | Apr 26 – May 10 | Apr 19 – May 24 | Jul 31 – Aug 28 |
| Kale | Mar 22 – Apr 5 | Apr 19 – May 3 | Apr 19 – May 3 | Jul 17 – Aug 7 |
| Broccoli | Mar 22 – Apr 5 | May 3 – May 17 | — | Jun 19 – Jul 10 |
| Cabbage | Mar 22 – Apr 5 | Apr 26 – May 10 | — | Jun 19 – Jul 10 |
| Cauliflower | Mar 22 – Apr 5 | May 3 – May 17 | — | Jun 19 – Jul 10 |
| Okra | Apr 5 – Apr 19 | Jun 7 – Jun 21 | Jun 7 – Jun 21 | — |
| Basil | Apr 5 – Apr 19 | May 24 – Jun 7 | — | — |
| Peas | — | — | Apr 5 – Apr 26 | Jul 3 – Jul 24 |
| Spinach | — | — | Apr 5 – Apr 26 | Jul 31 – Aug 21 |
| Radishes | — | — | Apr 12 – May 24 | Aug 14 – Sep 4 |
| Cucumbers | Apr 19 – Apr 26 | May 31 – Jun 7 | May 24 – Jun 7 | Jul 10 – Jul 24 |
| Zucchini & Summer Squash | Apr 19 – Apr 26 | — | May 24 – Jun 7 | Jul 17 – Jul 31 |
| Winter Squash & Pumpkins | Apr 19 – Apr 26 | — | May 24 – Jun 7 | — |
| Melons & Watermelon | Apr 19 – Apr 26 | May 31 – Jun 14 | — | — |
| Carrots | — | — | Apr 26 – May 24 | Jul 3 – Jul 17 |
| Beets | — | — | Apr 26 – May 24 | Jul 17 – Jul 31 |
| Potatoes | — | — | Apr 26 – May 17 | — |
| Swiss Chard | — | — | May 3 – May 31 | Jul 17 – Jul 31 |
| Cilantro | — | — | May 3 – May 24 | Jul 31 – Aug 21 |
| Green Beans | — | — | May 24 – Jun 14 | Jul 10 – Jul 24 |
| Sweet Corn | — | — | May 24 – Jun 7 | — |
| Sweet Potatoes | — | May 31 – Jun 21 | — | — |
| Garlic | — | — | — | Sep 11 – Oct 16 |
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 Necedah, WI weather station, 2 km away (elevation 922 ft (281 m)).
Frost dates near Necedah
- Dellwood May 9 · Oct 3
- Arkdale May 9 · Oct 3
- Camp Douglas May 1 · Oct 3
- New Lisbon May 2 · Oct 7
- Friendship May 9 · Oct 3
- Mather May 6 · Oct 3
- Hustler May 2 · Oct 7
- Adams May 9 · Oct 3
- Oakdale May 1 · Oct 3
- Mauston May 2 · Oct 7
Frequently asked questions
When is the last frost in Necedah, WI?
The median last spring frost in Necedah, WI is May 17. There is still about a 10% chance of frost after June 1, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Necedah, WI?
The median first fall frost is September 25, with about a 10% chance of frost before September 12.
How long is the growing season in Necedah, WI?
About 131 days between the median last spring frost and first fall frost.
What planting zone is Necedah, WI?
Necedah, WI is in USDA hardiness zone 4b.