Frost Dates for Minneapolis, MN 55407

Last spring frost April 30 · First fall frost October 5 · 158 frost-free days · USDA Zone 5a

Frost probability for 55407

Frost10%50%90%
Spring (last frost)May 14April 30April 17
Fall (first frost)September 20October 5October 18

Dates come from NOAA 1971–2000 freeze probabilities at the nearest reporting station (5.8 km away); the 50% date is the median year.

Frost dates by ZIP code in Minneapolis, MN

ZIPLast spring frost (50%)First fall frost (50%)Zone
55407April 30October 55a
55423April 30October 15a
55406April 30October 55a
55416April 30October 55a
55414April 30October 55a
55433April 30October 55a
55449April 30October 55a
55432April 30October 55a
55443April 30October 55a
55434April 30October 55a
55428May 1October 25a
55408April 30October 55a
55418April 30October 55a
55421April 30October 55a
55419April 29October 55a
55448April 30October 55a
55404April 30October 55a
55422April 30October 55a
55446May 1October 25a
55411April 30October 55a
55429April 30October 55a
55426April 30October 55a
55417April 30October 55a
55427May 1October 25a
55412April 30October 55a
55420April 30October 15a
55430April 30October 55a
55447May 1October 25a
55410April 29October 55a
55437April 30October 25a
55431April 30October 15a
55441May 1October 25a
55403April 30October 55a
55405April 30October 55a
55444April 30October 55a
55438April 30October 25a
55413April 30October 55a
55436April 30October 25a
55435April 30October 25a
55445May 1October 25a
55442May 1October 25a
55401April 30October 55a
55409April 30October 55a
55425April 30October 15a
55424April 30October 25a
55439April 30October 25a
55454April 30October 55a
55415April 30October 55a
55455April 30October 55a
55402April 30October 5Zone 6a
55450April 30October 55a

Month by month in Minneapolis

MonthWhat to do
JanuaryPlan your garden layout and order seeds. Research varieties suited to your frost dates.
FebruaryStart peppers and eggplant indoors 8–10 weeks before your last frost (around April 30). Start tomatoes about two weeks later, 6–8 weeks before last frost.
MarchStart herbs, basil, and squash indoors (4–6 weeks before frost). Direct sow peas, spinach, and lettuce if soil is workable.
AprilLast frost around April 30. Transplant cold-hardy crops (broccoli, kale, cabbage). Harden off tomato and pepper seedlings.
MayFrost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini.
JuneSuccession plant lettuce and greens. Keep beds weeded and watered consistently.
JulyHarvest regularly to encourage production. Monitor for pests and disease.
AugustMidsummer: harvest beans, zucchini, cucumbers. Start brassica seeds indoors for fall.
SeptemberFirst fall frost approaching (around October 5). Transplant fall brassicas. Sow spinach, arugula, and radishes.
OctoberFirst frost around October 5. Harvest tomatoes and peppers before frost. Cover cold-hardy crops with row covers to extend the season.
NovemberHarvest remaining cold-hardy crops: kale, carrots, and beets. Plant garlic bulbs for next year.
DecemberClean up spent plants. Add compost to beds. Rest, review, and plan next year's garden.

What grows in a 158-day season

Frequently Asked Questions

What is the last frost date for Minneapolis, MN (ZIP 55407)?

The median last spring frost date for Minneapolis, MN (ZIP code 55407) is around April 30. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area.

What is the first fall frost date in Minneapolis, MN?

The median first fall frost date for Minneapolis, MN is around October 5. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses.

How long is the growing season in Minneapolis, MN?

The frost-free growing season in Minneapolis is about 158 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side.

What USDA hardiness zone is Minneapolis, MN?

Based on frost date patterns, Minneapolis falls approximately in 5a. USDA hardiness zones are determined by average annual minimum winter temperatures and guide both plant selection and planting timing for your location.

When should I start tomatoes indoors in Minneapolis, MN?

Start tomato seeds indoors 6–8 weeks before your last frost date (around April 30). For Minneapolis, that's roughly March 5 to March 19. Transplant outdoors 1–2 weeks after your last frost.

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