Frost dates for 56029Emmons, MN
The average last spring frost in Emmons is April 27 and the average first fall frost is October 9, giving a typical growing season of about 164 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 27
- Average first fall frost
- Oct 9
- Growing season
- 164 days
Safer after May 10 (1-in-10 risk)
Possible by Sep 26 (1-in-10 risk)
Last frost typically in 177 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) | Apr 24 · May 7 · May 20 | Sep 18 · Oct 1 · Oct 14 | 147 days | 100% |
| Frost / freeze (32°F) | Apr 12 · Apr 27 · May 10 | Sep 26 · Oct 9 · Oct 23 | 164 days | 100% |
| Hard freeze (28°F) | Apr 2 · Apr 15 · Apr 30 | Oct 5 · Oct 19 · Nov 1 | 186 days | 100% |
Planting calendar for Emmons
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 | Mar 27 – Jun 2 |
| Tomatoes | Transplant outdoors | May 13 – Jun 19 |
| Peppers | Start seeds indoors | Mar 27 – Apr 27 |
| Peppers | Transplant outdoors | May 27 – Jun 27 |
| Eggplant | Start seeds indoors | Apr 13 – May 12 |
| Eggplant | Transplant outdoors | May 27 – Jun 27 |
| Cucumbers | Sow outdoors | May 27 – Jun 29 |
| Summer squash | Sow outdoors | May 13 – Jun 27 |
| Winter squash & pumpkins | Sow outdoors | May 27 – Jun 27 |
| Snap beans | Sow outdoors | May 13 – Jul 22 |
| Sweet corn | Sow outdoors | May 13 – Jun 19 |
| Watermelon & cantaloupe | Sow outdoors | May 27 – Jun 27 |
| Okra | Sow outdoors | May 20 – Jun 12 |
| Peas | Sow outdoors (spring) | Mar 27 – May 12 |
| Potatoes | Plant outdoors (spring) | Mar 27 – May 27 |
| Onions | Start seeds indoors (spring) | Feb 13 – Mar 12 |
| Onions | Transplant outdoors (spring) | Apr 13 – May 12 |
| Broccoli | Start seeds indoors (spring) | Mar 9 – Apr 12 |
| Broccoli | Transplant outdoors (spring) | Apr 13 – May 12 |
| Broccoli | Start seeds indoors (fall) | Jun 9 – Jun 19 |
| Broccoli | Transplant outdoors (fall) | Jul 9 – Jul 20 |
| Cabbage | Start seeds indoors (spring) | Feb 27 – Mar 27 |
| Cabbage | Transplant outdoors (spring) | Mar 27 – Apr 27 |
| Cabbage | Start seeds indoors (fall) | May 30 – Jun 29 |
| Cabbage | Transplant outdoors (fall) | Jun 29 – Jul 30 |
| Leaf lettuce | Sow outdoors (spring) | Mar 27 – Jun 12 |
| Leaf lettuce | Sow outdoors (fall) | Jun 29 – Aug 15 |
| Spinach | Sow outdoors (spring) | Mar 20 – May 3 |
| Spinach | Sow outdoors (fall) | Jul 16 – Aug 20 |
| Radishes | Sow outdoors (spring) | Mar 27 – May 17 |
| Radishes | Sow outdoors (fall) | Jun 29 – Aug 30 |
| Kale | Sow outdoors (spring) | Apr 13 – May 3 |
| Kale | Sow outdoors (fall) | Jun 22 – Jul 30 |
| Carrots | Sow outdoors (spring) | Apr 27 – Jun 12 |
| Carrots | Sow outdoors (fall) | May 30 – Jul 15 |
| Garlic | Plant outdoors (fall) | Sep 29 – Oct 30 |
Where these dates come from
ZIP code 56029 is matched to the NOAA station Albert Lea 3Se, MN, 18.1 km away, at 1,230 ft elevation (36 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Albert Lea 3Se, MN (used) | 1,230 ft | Apr 27 | Oct 9 |
| Northwood, IA | 1,190 ft | May 4 | Oct 4 |
| Forest City 2 Nne, IA | 1,280 ft | Apr 30 | Oct 7 |
| Wells, MN | 1,135 ft | Apr 30 | Oct 6 |
Frost dates near Emmons
- Twin Lakes, MN 56089 · last Apr 27, first Oct 9
- Lake Mills, IA 50450 · last Apr 30, first Oct 7
- Conger, MN 56020 · last Apr 27, first Oct 9
- Scarville, IA 50473 · last Apr 30, first Oct 7
- Joice, IA 50446 · last Apr 30, first Oct 7
- Alden, MN 56009 · last Apr 30, first Oct 6
- Albert Lea, MN 56007 · last Apr 27, first Oct 9
- Glenville, MN 56036 · last Apr 27, first Oct 9
Frequently asked questions
- When is the last frost in Emmons, MN?
- For ZIP code 56029, the average last spring frost (32°F) is April 27, based on NOAA 1991-2020 climate normals for the Albert Lea 3Se, MN weather station. There is a 1-in-10 chance of a frost after May 10.
- When is the first frost in Emmons, MN?
- The average first fall frost (32°F) is October 9. There is a 1-in-10 chance of frost by September 26, so tender plants are at risk from that point on.
- How long is the growing season in 56029?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 164 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.