Frost dates for 49858Menominee, MI
The average last spring frost in Menominee is May 4 and the average first fall frost is October 11, giving a typical growing season of about 160 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- May 4
- Average first fall frost
- Oct 11
- Growing season
- 160 days
Safer after May 20 (1-in-10 risk)
Possible by Sep 29 (1-in-10 risk)
Last frost typically in 190 days
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | May 1 · May 16 · May 29 | Sep 20 · Oct 1 · Oct 13 | 139 days | 100% |
| Frost / freeze (32°F) | Apr 19 · May 4 · May 20 | Sep 29 · Oct 11 · Oct 29 | 160 days | 100% |
| Hard freeze (28°F) | Apr 7 · Apr 22 · May 10 | Oct 9 · Oct 27 · Nov 10 | 186 days | 100% |
Planting calendar for Menominee
Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Apr 3 – Jun 9 |
| Tomatoes | Transplant outdoors | May 20 – Jun 21 |
| Peppers | Start seeds indoors | Apr 3 – May 4 |
| Peppers | Transplant outdoors | Jun 3 – Jul 4 |
| Eggplant | Start seeds indoors | Apr 20 – May 19 |
| Eggplant | Transplant outdoors | Jun 3 – Jul 4 |
| Cucumbers | Sow outdoors | Jun 3 – Jul 1 |
| Summer squash | Sow outdoors | May 20 – Jul 4 |
| Winter squash & pumpkins | Sow outdoors | Jun 3 – Jul 4 |
| Snap beans | Sow outdoors | May 20 – Jul 24 |
| Sweet corn | Sow outdoors | May 20 – Jun 21 |
| Watermelon & cantaloupe | Sow outdoors | Jun 3 – Jul 4 |
| Okra | Sow outdoors | May 27 – Jun 19 |
| Peas | Sow outdoors (spring) | Apr 3 – May 19 |
| Potatoes | Plant outdoors (spring) | Apr 3 – Jun 3 |
| Onions | Start seeds indoors (spring) | Feb 20 – Mar 19 |
| Onions | Transplant outdoors (spring) | Apr 20 – May 19 |
| Broccoli | Start seeds indoors (spring) | Mar 16 – Apr 19 |
| Broccoli | Transplant outdoors (spring) | Apr 20 – May 19 |
| Broccoli | Start seeds indoors (fall) | Jun 11 – Jun 21 |
| Broccoli | Transplant outdoors (fall) | Jul 11 – Jul 22 |
| Cabbage | Start seeds indoors (spring) | Mar 6 – Apr 3 |
| Cabbage | Transplant outdoors (spring) | Apr 3 – May 4 |
| Cabbage | Start seeds indoors (fall) | Jun 1 – Jul 1 |
| Cabbage | Transplant outdoors (fall) | Jul 1 – Aug 1 |
| Leaf lettuce | Sow outdoors (spring) | Apr 3 – Jun 19 |
| Leaf lettuce | Sow outdoors (fall) | Jul 1 – Aug 17 |
| Spinach | Sow outdoors (spring) | Mar 27 – May 10 |
| Spinach | Sow outdoors (fall) | Jul 18 – Aug 22 |
| Radishes | Sow outdoors (spring) | Apr 3 – May 24 |
| Radishes | Sow outdoors (fall) | Jul 1 – Sep 1 |
| Kale | Sow outdoors (spring) | Apr 20 – May 10 |
| Kale | Sow outdoors (fall) | Jun 24 – Aug 1 |
| Carrots | Sow outdoors (spring) | May 4 – Jun 19 |
| Carrots | Sow outdoors (fall) | Jun 1 – Jul 17 |
| Garlic | Plant outdoors (fall) | Oct 1 – Nov 1 |
Where these dates come from
ZIP code 49858 is matched to the NOAA station Marinette, WI, 4 km away, at 589 ft elevation (11 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Marinette, WI (used) | 589 ft | May 4 | Oct 11 |
| Peshtigo, WI | 600 ft | May 11 | Oct 5 |
| Stephenson 5Wsw, MI | 690 ft | May 22 | Sep 27 |
| Sturgeon Bay Exp Farm, WI | 699 ft | May 8 | Oct 13 |
Frost dates near Menominee
- Marinette, WI 54143 · last May 4, first Oct 11
- Porterfield, WI 54159 · last May 4, first Oct 11
- Peshtigo, WI 54157 · last May 4, first Oct 11
- Wallace, MI 49893 · last May 4, first Oct 11
- Ingalls, MI 49848 · last May 22, first Sep 27
- Egg Harbor, WI 54209 · last May 8, first Oct 13
- Stephenson, MI 49887 · last May 22, first Sep 27
- Fish Creek, WI 54212 · last May 14, first Oct 18
Frequently asked questions
- When is the last frost in Menominee, MI?
- For ZIP code 49858, the average last spring frost (32°F) is May 4, based on NOAA 1991-2020 climate normals for the Marinette, WI weather station. There is a 1-in-10 chance of a frost after May 20.
- When is the first frost in Menominee, MI?
- The average first fall frost (32°F) is October 11. There is a 1-in-10 chance of frost by September 29, so tender plants are at risk from that point on.
- How long is the growing season in 49858?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 160 days long.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.