Frost dates 2026–2027

Frost dates for Swainsboro, Georgia

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Kite, 15 mi away (close match).

Last spring frostMar 21
First fall frostNov 8
233 frost-free days
Last spring frostMar 211 year in 10 after Apr 10
First fall frostNov 81 year in 10 by Oct 25
Growing season233 daysbetween median 32°F dates
Hardiness zoneZone 8b15 to 20°F average extreme low

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Will it freeze in Swainsboro in the next 7 nights?

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

Tonight: forecast low 66°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 Swainsboro

The median first fall hard-freeze date (28°F) is November 22, from NOAA’s 1991–2020 Climate Normals at Kite. 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 18 · Apr 6 · Apr 23 Oct 18 · Oct 31 · Nov 12 207 days
32°F freeze Feb 28 · Mar 21 · Apr 10 Oct 25 · Nov 8 · Nov 25 233 days
28°F hard freeze Feb 9 · Mar 8 · Mar 28 Nov 5 · Nov 22 · Dec 15 260 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00094862. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Kite

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 Swainsboro, GA come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Kite (station USC00094862, elevation 311 ft), 15 mi from Swainsboro. 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 Swainsboro

CityDistanceLast spring frostFirst fall frost
Vidalia, GA 26 mi Mar 2 Nov 27
Statesboro, GA 34 mi Mar 7 Nov 21
Dublin, GA 35 mi Mar 14 Nov 13
Sandersville, GA 39 mi Mar 19 Nov 13
Waynesboro, GA 40 mi Mar 21 Nov 9
McRae-Helena, GA 48 mi Mar 5 Nov 24
Glennville, GA 50 mi Mar 9 Nov 24
Eastman, GA 56 mi Mar 5 Nov 24
Augusta, GA 56 mi Mar 23 Nov 9
Baxley, GA 57 mi Mar 15 Nov 18

Frequently asked questions

When is the last frost in Swainsboro?

On average, the last spring frost (32°F) in Swainsboro is around March 21. In about 1 year in 10 it comes after April 10, and in 9 years in 10 it comes after February 28.

When is the first frost in Swainsboro?

The first fall frost (32°F) usually arrives around November 8. There’s a 10% chance of a freeze by October 25 and a 90% chance by November 25.

Can it frost in Swainsboro 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 6.

What growing zone is Swainsboro?

Swainsboro is in USDA Plant Hardiness Zone 8b (average annual extreme minimum temperature 15 to 20°F), based on the 2023 USDA map for ZIP code 30401. See growing zones in Georgia.

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