Rives Junction, MI frost dates
How Rives Junction compares
- In 8 years out of 10, the last spring frost in Rives Junction falls between April 16 and May 18, a 32-day window. The first fall frost falls between September 30 and October 28.
- The median last frost is 4 days earlier than the Michigan median of May 5.
- Its 166-day growing season is longer than 62% 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 137 nights a year at or below 32°F.
- Compared with Lansing, MI, 38 km away, the last frost here is the same as there and the growing season is 1 day longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 16 |
| 50% (median) | May 1 |
| 10% (safe for tender plants) | May 18 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 30 |
| 50% (median) | October 14 |
| 90% (late) | October 28 |
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 Rives Junction, MI
Rives Junction, MI frost dates — last frost May 1, first frost Oct 14, zone 6a. whenisthelastfrost.com
When to plant vegetables in Rives Junction, MI
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 6 – Feb 20 | Apr 3 – Apr 17 | — | — |
| Peppers | Feb 20 – Mar 6 | May 15 – May 29 | — | — |
| Eggplant | Feb 20 – Mar 6 | May 15 – May 29 | — | — |
| Tomatoes | Mar 6 – Mar 20 | May 8 – May 22 | — | — |
| Lettuce | Mar 6 – Mar 20 | Apr 10 – Apr 24 | Apr 3 – May 8 | Aug 19 – Sep 16 |
| Kale | Mar 6 – Mar 20 | Apr 3 – Apr 17 | Apr 3 – Apr 17 | Aug 5 – Aug 26 |
| Broccoli | Mar 6 – Mar 20 | Apr 17 – May 1 | — | Jul 8 – Jul 29 |
| Cabbage | Mar 6 – Mar 20 | Apr 10 – Apr 24 | — | Jul 8 – Jul 29 |
| Cauliflower | Mar 6 – Mar 20 | Apr 17 – May 1 | — | Jul 8 – Jul 29 |
| Okra | Mar 20 – Apr 3 | May 22 – Jun 5 | May 22 – Jun 5 | — |
| Basil | Mar 20 – Apr 3 | May 8 – May 22 | — | — |
| Peas | — | — | Mar 20 – Apr 10 | Jul 22 – Aug 12 |
| Spinach | — | — | Mar 20 – Apr 10 | Aug 19 – Sep 9 |
| Radishes | — | — | Mar 27 – May 8 | Sep 2 – Sep 23 |
| Cucumbers | Apr 3 – Apr 10 | May 15 – May 22 | May 8 – May 22 | Jul 29 – Aug 12 |
| Zucchini & Summer Squash | Apr 3 – Apr 10 | — | May 8 – May 22 | Aug 5 – Aug 19 |
| Winter Squash & Pumpkins | Apr 3 – Apr 10 | — | May 8 – May 22 | — |
| Melons & Watermelon | Apr 3 – Apr 10 | May 15 – May 29 | — | — |
| Carrots | — | — | Apr 10 – May 8 | Jul 22 – Aug 5 |
| Beets | — | — | Apr 10 – May 8 | Aug 5 – Aug 19 |
| Potatoes | — | — | Apr 10 – May 1 | — |
| Swiss Chard | — | — | Apr 17 – May 15 | Aug 5 – Aug 19 |
| Cilantro | — | — | Apr 17 – May 8 | Aug 19 – Sep 9 |
| Green Beans | — | — | May 8 – May 29 | Jul 29 – Aug 12 |
| Sweet Corn | — | — | May 8 – May 22 | — |
| Sweet Potatoes | — | May 15 – Jun 5 | — | — |
| Garlic | — | — | — | Sep 30 – Nov 4 |
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 Jackson Reynolds Fld, MI weather station, 14 km away (elevation 997 ft (304 m)).
Frost dates near Rives Junction
- Leslie Apr 30 · Oct 14
- Pleasant Lake May 1 · Oct 14
- Onondaga Apr 30 · Oct 14
- Jackson May 1 · Oct 14
- Parma May 1 · Oct 14
- Munith Apr 30 · Oct 12
- Springport Apr 30 · Oct 14
- Mason Apr 28 · Oct 17
- Michigan Center May 1 · Oct 14
- Eaton Rapids Apr 30 · Oct 14
Frequently asked questions
When is the last frost in Rives Junction, MI?
The median last spring frost in Rives Junction, MI is May 1. There is still about a 10% chance of frost after May 18, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Rives Junction, MI?
The median first fall frost is October 14, with about a 10% chance of frost before September 30.
How long is the growing season in Rives Junction, MI?
About 166 days between the median last spring frost and first fall frost.
What planting zone is Rives Junction, MI?
Rives Junction, MI is in USDA hardiness zone 6a.