Frost Dates for Miami, FL 33157

Last spring frost Frost-free zone · First fall frost Frost-free zone · 365 frost-free days · USDA Zone 11a

Frost probability for 33157

Frost10%50%90%
Spring (last frost)January 16——
Fall (first frost)January 8——

Dates come from NOAA 1971–2000 freeze probabilities at the nearest reporting station (20.3 km away); the 50% date is the median year.

Frost dates by ZIP code in Miami, FL

ZIPLast spring frost (50%)First fall frost (50%)Zone
33157——11a
33186——10b
33178——11a
33177——10b
33142——11a
33125——11a
33161——11a
33196——10b
33176——11a
33179——11a
33147——11a
33165——11a
33175——10b
33193——10b
33126——11a
33162——11a
33155——11a
33169——11a
33172——11a
33134——11a
33133——11a
33135——11a
33174——11a
33130——11a
33180——11a
33143——11a
33156——11a
33183——10b
33173——11a
33150——11a
33145——11a
33137——11a
33138——11a
33185——10b
33166——11a
33127——11a
33189——11a
33144——11a
33168——11a
33167——11a
33131——11a
33181——11a
33132——11a
33184——10b
33146——11a
33190——11a
33187——10b
33170——10b
33136——11a
33129——11a
33182——10b
33128——11a
33194——10b
33158——11a
33122——11a
33101——11a

Month by month in Miami

MonthWhat to do
JanuaryPlant cool-season crops: lettuce, spinach, broccoli, peas, and carrots.
FebruaryDirect sow brassicas and root vegetables. Start warm-season seedlings indoors.
MarchTransplant warm-season crops outdoors. Sow beans, cucumbers, and squash.
AprilMain warm-season planting window. Direct sow melons and sweet corn.
MaySuccession plant lettuce. Keep beds irrigated as temperatures climb.
JuneMonitor for heat stress. Harvest zucchini and cucumbers frequently.
JulyHarvest regularly to encourage continued production. Watch for pests.
AugustStart fall cool-season crops: broccoli, kale, beets, and carrots.
SeptemberPlant fall lettuce, spinach, arugula, and radishes.
OctoberHarvest mature crops. Direct sow cold-tolerant greens.
NovemberPlant garlic and onion sets. Harvest cool-season crops through the month.
DecemberPlant cool-season crops for winter harvest. Plan next year's garden.

What grows in a 365-day season

Frequently Asked Questions

What is the last frost date for Miami, FL (ZIP 33157)?

Miami, FL is frost-free in most years, so there's no last spring frost date to plan around.

What is the first fall frost date in Miami, FL?

Miami, FL is frost-free in most years, so there's no first fall frost date to plan around.

How long is the growing season in Miami, FL?

The frost-free growing season in Miami is year-round. 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 Miami, FL?

Based on frost date patterns, Miami falls approximately in 11a. 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 Miami, FL?

Miami is a frost-free zone, so you can start tomatoes and transplant at any time of year. Focus on heat management rather than frost timing.

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