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When to plant in Dunmore, PA

USDA Zone 6b

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Dunmore, Pennsylvania — all computed from Dunmore's nearest NOAA weather station.

In zone 6b, Dunmore gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.

Station · WILKES-BARRE INTL AP · 13.5 km
Last spring frost
April 23
50% chance · 32°F
First fall frost
October 20
50% chance · 32°F
Growing season
180 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for DunmoreA year-band showing 32°F frost risk from January to December for Dunmore: last spring frost around April 23, first fall frost around October 20, about 180 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average first fall frost in Dunmore is now 6 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

WILKES-BARRE INTL 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 Dunmore’s own odds, recorded at WILKES-BARRE INTL AP.

Frost-probability curves for DunmoreProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 23 and the first fall frost around October 20, giving about 180 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 22May 4Apr 21Sep 25Oct 7Oct 22
32°FMay 10Apr 23Apr 9Oct 4Oct 20Nov 4
28°FApr 26Apr 10Mar 30Oct 16Nov 3Nov 19

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
Rutabaga
July 14July 28
Fall sowin 9 days
Broccoli
July 28August 11
Fall sowin 9 days
Cabbage
July 28August 11
Fall sowin 9 days
Carrot
July 28August 11
Fall sowin 9 days
Cauliflower
July 28August 11
Fall sowin 9 days
Napa Cabbage
July 28August 25
Fall sowin 23 days
Beet
August 11August 25
Fall sowin 23 days
Collards
August 11September 8
Fall sowin 23 days
Endive
August 11August 25
Fall sowin 23 days
Escarole
August 11August 25
Fall sowin 23 days
Fennel (Bulb)
August 11August 25
Fall sowin 23 days
Kale
August 11September 8
Fall sowin 23 days
Kohlrabi
August 11September 8
Fall sowin 23 days
Peas
August 11August 25
Fall sowin 23 days
Radicchio
August 11August 25
Fall sowin 23 days
Swiss Chard
August 11August 25
Fall sowin 23 days
Turnip
August 11September 8

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 Dunmore, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 36 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.

WILKES-BARRE INTL AP
Primary
13 km · 284 m elevation
SPRING
Apr 23
FALL
Oct 20
FRANCIS E WALTER DAM
34 km · 460 m elevation
SPRING
May 7
FALL
Oct 6
MT POCONO MOUNTAINS AP
36 km · 584 m elevation
SPRING
May 6
FALL
Oct 8

Dunmore planting FAQ

When is the last spring frost in Dunmore, PA?

Dunmore's average last spring frost falls near April 23 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.

When is the first fall frost in Dunmore, PA?

In Dunmore, the first 32°F freeze of fall lands around October 20 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Dunmore in?

Dunmore 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 Dunmore?

Dunmore has about 180 frost-free days — a moderate growing season — between the average last spring frost (April 23) and first fall frost (October 20).

When should I plant tomatoes in Dunmore?

For Dunmore, sow tomatoes indoors about February 26–March 12 and move the seedlings out around April 30, after the last spring frost.

Planting reminders

Never miss a window in Dunmore

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

Nearby cities

8 within reach

Frost dates recorded at WILKES-BARRE INTL AP, 13 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 Dunmore, PA — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00014777. Retrieved from https://blissgarden.com/pennsylvania/dunmore.
When to Plant in Dunmore, PA — Frost Dates & Zone 6b — BlissGarden