Frost dates 2026–2027

Frost dates for Media, Pennsylvania

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Marcus Hook, 6.9 mi away (close match).

Last spring frostMar 30
First fall frostNov 16
230 frost-free days
Last spring frostMar 301 year in 10 after Apr 9
First fall frostNov 161 year in 10 by Nov 2
Growing season230 daysbetween median 32°F dates
Hardiness zoneZone 7b5 to 10°F average extreme low

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Will it freeze in Media in the next 7 nights?

No overnight lows at or below 32°F are forecast in Media during the next 7 nights in the available NWS frost forecast.

Tonight: forecast low 61°F. Above 36°F.

NWS forecast period: Thu, Nov 5, 6:00 PM EST to Fri, Nov 6, 6:00 AM EST.

No nights at or below 36°F in the National Weather Service forecast for the next 7 nights.

Overnight lows from the National Weather Service forecast for this location. This covers the available forecast window, not the first freeze of the whole season. Frost can form above 32°F on clear, calm nights.

Frost and freeze probabilities

Freeze dates shift from year to year. Spring percentages describe the chance of a freeze after the stated date; fall percentages describe the chance of a freeze by that date. The 10% spring date is the cautious one: a later freeze happens about 1 year in 10.

These dates describe historical probabilities, not this year’s forecast or the earliest and latest possible freezes. Different weather stations or probability thresholds can produce different published dates for the same city.

Average first hard freeze in Media

The median first fall hard-freeze date (28°F) is November 28, from NOAA’s 1991–2020 Climate Normals at Marcus Hook. This is the 50% probability date, not a forecast for this year.

TemperatureLast spring date
90% · 50% · 10% chance of a later freeze
First fall date
10% · 50% · 90% chance of an earlier freeze
Season
36°F frost possible Mar 30 · Apr 9 · Apr 22 Oct 21 · Nov 2 · Nov 17 206 days
32°F freeze Mar 16 · Mar 30 · Apr 9 Nov 2 · Nov 16 · Dec 2 230 days
28°F hard freeze Mar 4 · Mar 20 · Mar 31 Nov 11 · Nov 28 · Dec 15 252 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00365390. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Marcus Hook

Average low temperature by month

Months with lows near or below freezing carry frost risk

Where these frost dates come from

The frost dates for Media, PA come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Marcus Hook (station USC00365390, elevation 10 ft), 6.9 mi from Media. Local conditions (valleys, hilltops, distance to water, city heat) can shift frost dates by days or weeks. The hardiness zone is from the 2023 USDA Plant Hardiness Zone Map (USDA ARS and Oregon State University PRISM). See our methodology.

Frost dates near Media

CityDistanceLast spring frostFirst fall frost
Swarthmore, PA 2.5 mi Apr 2 Nov 10
Brookhaven, PA 3.1 mi Mar 30 Nov 16
Ridley Park, PA 4.3 mi Apr 2 Nov 10
Prospect Park, PA 5.0 mi Apr 2 Nov 10
Clifton Heights, PA 5.0 mi Apr 2 Nov 10
Chester, PA 5.0 mi Mar 30 Nov 16
Glenolden, PA 5.6 mi Apr 2 Nov 10
Norwood, PA 5.6 mi Apr 2 Nov 10
Collingdale, PA 5.6 mi Apr 2 Nov 10
Lansdowne, PA 6.2 mi Apr 2 Nov 10

Frequently asked questions

When is the last frost in Media?

On average, the last spring frost (32°F) in Media is around March 30. In about 1 year in 10 it comes after April 9, and in 9 years in 10 it comes after March 16.

When is the first frost in Media?

The first fall frost (32°F) usually arrives around November 16. There’s a 10% chance of a freeze by November 2 and a 90% chance by December 2.

Can it frost in Media after the last frost date?

Yes. Frost can form on clear, calm nights even when the air stays above 32°F. Temperatures of 36°F or lower, cold enough for frost on exposed plants, have a 50% chance of occurring after April 9.

What growing zone is Media?

Media is in USDA Plant Hardiness Zone 7b (average annual extreme minimum temperature 5 to 10°F), based on the 2023 USDA map for ZIP code 19063. See growing zones in Pennsylvania.

More: all Pennsylvania frost dates · Pennsylvania growing zones · frost vs. freeze