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When to plant in Maumee, OH

USDA Zone 6b

Everything below — frost dates, hardiness zone, and what to plant when in Maumee, Ohio — is derived from the closest NOAA station with complete climate normals.

Zone 6b means Maumee sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.

Station · TOLEDO EXPRESS AP · 11.4 km
Last spring frost
April 22
50% chance · 32°F
First fall frost
October 24
50% chance · 32°F
Growing season
185 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for MaumeeA year-band showing 32°F frost risk from January to December for Maumee: last spring frost around April 22, first fall frost around October 24, about 185 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average first fall frost in Maumee is now 11 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

TOLEDO EXPRESS AP · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Maumee’s own odds, recorded at TOLEDO EXPRESS AP.

Frost-probability curves for MaumeeProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 22 and the first fall frost around October 24, giving about 185 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FMay 16May 1Apr 17Sep 30Oct 13Oct 26
32°FMay 7Apr 22Apr 6Oct 11Oct 24Nov 8
28°FApr 25Apr 8Mar 26Oct 23Nov 4Nov 20

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowopen now
Brussels Sprouts
July 4July 18
Fall sowopen now
Rutabaga
July 18August 1
Fall sowin 13 days
Broccoli
August 1August 15
Fall sowin 13 days
Cabbage
August 1August 15
Fall sowin 13 days
Carrot
August 1August 15
Fall sowin 13 days
Cauliflower
August 1August 15
Fall sowin 13 days
Napa Cabbage
August 1August 29

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Maumee, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 21 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

TOLEDO EXPRESS AP
Primary
11 km · 204 m elevation
SPRING
Apr 22
FALL
Oct 24
TOLEDO METCALF FLD
16 km · 190 m elevation
SPRING
Apr 20
FALL
Oct 27
BOWLING GREEN WWTP
21 km · 206 m elevation
SPRING
Apr 22
FALL
Oct 25

Maumee planting FAQ

When is the last spring frost in Maumee, OH?

Plan for the last spring frost in Maumee around April 22 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.

When is the first fall frost in Maumee, OH?

Expect Maumee's first fall frost near October 24 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Maumee in?

Maumee is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.

How long is the growing season in Maumee?

There are roughly 185 frost-free days in Maumee (a moderate growing season), running from the average last frost around April 22 to the first fall frost near October 24.

When should I plant tomatoes in Maumee?

In Maumee, start tomato seeds indoors around February 25–March 11, then transplant seedlings outdoors around April 29 once the danger of frost has passed.

Planting reminders

Never miss a window in Maumee

An email when it’s time to start seeds, transplant, and sow — timed to Maumee’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at TOLEDO EXPRESS AP, 11 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Maumee, OH — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00094830. Retrieved from https://blissgarden.com/ohio/maumee.