Dundee, MI frost dates
Last spring frostApr 27median date
First fall frostOct 21median date
Growing season177 daysfrost-free
Hardiness zone6aZone 6a
How Dundee compares
- In 8 years out of 10, the last spring frost in Dundee falls between April 14 and May 13, a 29-day window. The first fall frost falls between October 6 and November 1.
- The median last frost is 8 days earlier than the Michigan median of May 5.
- Its 177-day growing season is longer than 87% of the 878 Michigan places with a regular frost season (state median 162 days).
- The last frost is typical for zone 6a, where the median is Apr 29.
- The weather station records an average of 131 nights a year at or below 32°F.
- Compared with Toledo, OH, 32 km away, the last frost here is 7 days later than there and the growing season is 13 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 14 |
| 50% (median) | April 27 |
| 10% (safe for tender plants) | May 13 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 6 |
| 50% (median) | October 21 |
| 90% (late) | November 1 |
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 Dundee, MI
Dundee, MI frost dates — last frost Apr 27, first frost Oct 21, zone 6a. whenisthelastfrost.com
Crop
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Start indoors: Feb 2 to Feb 16Transplant outside: Mar 30 to Apr 13
Start indoors: Feb 16 to Mar 2Transplant outside: May 11 to May 25
Start indoors: Feb 16 to Mar 2Transplant outside: May 11 to May 25
Start indoors: Mar 2 to Mar 16Transplant outside: May 4 to May 18
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 6 to Apr 20Sow outdoors: Mar 30 to May 4Plant for fall: Aug 26 to Sep 23
Start indoors: Mar 2 to Mar 16Transplant outside: Mar 30 to Apr 13Sow outdoors: Mar 30 to Apr 13Plant for fall: Aug 12 to Sep 2
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 13 to Apr 27Plant for fall: Jul 15 to Aug 5
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 6 to Apr 20Plant for fall: Jul 15 to Aug 5
Start indoors: Mar 2 to Mar 16Transplant outside: Apr 13 to Apr 27Plant for fall: Jul 15 to Aug 5
Start indoors: Mar 16 to Mar 30Transplant outside: May 18 to Jun 1Sow outdoors: May 18 to Jun 1
Start indoors: Mar 16 to Mar 30Transplant outside: May 4 to May 18
Sow outdoors: Mar 16 to Apr 6Plant for fall: Jul 29 to Aug 19
Sow outdoors: Mar 16 to Apr 6Plant for fall: Aug 26 to Sep 16
Sow outdoors: Mar 23 to May 4Plant for fall: Sep 9 to Sep 30
Start indoors: Mar 30 to Apr 6Transplant outside: May 11 to May 18Sow outdoors: May 4 to May 18Plant for fall: Aug 5 to Aug 19
Start indoors: Mar 30 to Apr 6Sow outdoors: May 4 to May 18Plant for fall: Aug 12 to Aug 26
Start indoors: Mar 30 to Apr 6Sow outdoors: May 4 to May 18
Start indoors: Mar 30 to Apr 6Transplant outside: May 11 to May 25
Sow outdoors: Apr 6 to May 4Plant for fall: Jul 29 to Aug 12
Sow outdoors: Apr 6 to May 4Plant for fall: Aug 12 to Aug 26
Sow outdoors: Apr 6 to Apr 27
Sow outdoors: Apr 13 to May 11Plant for fall: Aug 12 to Aug 26
Sow outdoors: Apr 13 to May 4Plant for fall: Aug 26 to Sep 16
Sow outdoors: May 4 to May 25Plant for fall: Aug 5 to Aug 19
Sow outdoors: May 4 to May 18
Transplant outside: May 11 to Jun 1
Plant for fall: Oct 7 to Nov 11
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Dundee, MI
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 2 – Feb 16 | Mar 30 – Apr 13 | — | — |
| Peppers | Feb 16 – Mar 2 | May 11 – May 25 | — | — |
| Eggplant | Feb 16 – Mar 2 | May 11 – May 25 | — | — |
| Tomatoes | Mar 2 – Mar 16 | May 4 – May 18 | — | — |
| Lettuce | Mar 2 – Mar 16 | Apr 6 – Apr 20 | Mar 30 – May 4 | Aug 26 – Sep 23 |
| Kale | Mar 2 – Mar 16 | Mar 30 – Apr 13 | Mar 30 – Apr 13 | Aug 12 – Sep 2 |
| Broccoli | Mar 2 – Mar 16 | Apr 13 – Apr 27 | — | Jul 15 – Aug 5 |
| Cabbage | Mar 2 – Mar 16 | Apr 6 – Apr 20 | — | Jul 15 – Aug 5 |
| Cauliflower | Mar 2 – Mar 16 | Apr 13 – Apr 27 | — | Jul 15 – Aug 5 |
| Okra | Mar 16 – Mar 30 | May 18 – Jun 1 | May 18 – Jun 1 | — |
| Basil | Mar 16 – Mar 30 | May 4 – May 18 | — | — |
| Peas | — | — | Mar 16 – Apr 6 | Jul 29 – Aug 19 |
| Spinach | — | — | Mar 16 – Apr 6 | Aug 26 – Sep 16 |
| Radishes | — | — | Mar 23 – May 4 | Sep 9 – Sep 30 |
| Cucumbers | Mar 30 – Apr 6 | May 11 – May 18 | May 4 – May 18 | Aug 5 – Aug 19 |
| Zucchini & Summer Squash | Mar 30 – Apr 6 | — | May 4 – May 18 | Aug 12 – Aug 26 |
| Winter Squash & Pumpkins | Mar 30 – Apr 6 | — | May 4 – May 18 | — |
| Melons & Watermelon | Mar 30 – Apr 6 | May 11 – May 25 | — | — |
| Carrots | — | — | Apr 6 – May 4 | Jul 29 – Aug 12 |
| Beets | — | — | Apr 6 – May 4 | Aug 12 – Aug 26 |
| Potatoes | — | — | Apr 6 – Apr 27 | — |
| Swiss Chard | — | — | Apr 13 – May 11 | Aug 12 – Aug 26 |
| Cilantro | — | — | Apr 13 – May 4 | Aug 26 – Sep 16 |
| Green Beans | — | — | May 4 – May 25 | Aug 5 – Aug 19 |
| Sweet Corn | — | — | May 4 – May 18 | — |
| Sweet Potatoes | — | May 11 – Jun 1 | — | — |
| Garlic | — | — | — | Oct 7 – Nov 11 |
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 Dundee, MI weather station, about 1 km away (elevation 659 ft (201 m)).
Frost dates near Dundee
- Azalia Apr 27 · Oct 21
- Petersburg Apr 27 · Oct 21
- Ida Apr 27 · Oct 21
- Deerfield Apr 29 · Oct 13
- Maybee Apr 27 · Oct 20
- Milan Apr 26 · Oct 19
- Britton May 3 · Oct 13
- Monroe Apr 23 · Oct 23
- Samaria Apr 27 · Oct 21
- La Salle Apr 23 · Oct 23
Frequently asked questions
When is the last frost in Dundee, MI?
The median last spring frost in Dundee, MI is April 27. There is still about a 10% chance of frost after May 13, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Dundee, MI?
The median first fall frost is October 21, with about a 10% chance of frost before October 6.
How long is the growing season in Dundee, MI?
About 177 days between the median last spring frost and first fall frost.
What planting zone is Dundee, MI?
Dundee, MI is in USDA hardiness zone 6a.