Frost dates 2026–2027

Frost dates for Kingsburg, California

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

Last spring frostFeb 20
First fall frostNov 23
276 frost-free days
Last spring frostFeb 201 year in 10 after Mar 21
First fall frostNov 231 year in 10 by Nov 6
Growing season276 daysbetween median 32°F dates
Hardiness zoneZone 9b25 to 30°F average extreme low

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Will it freeze in Kingsburg in the next 7 nights?

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

Tonight: forecast low 46°F. Above 36°F.

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

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 Kingsburg

The median first fall hard-freeze date (28°F) is December 5, from NOAA’s 1991–2020 Climate Normals at Hanford Municipal Airport. 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 Feb 25 · Mar 25 · Apr 18 Oct 24 · Nov 9 · Nov 24 229 days
32°F freeze Jan 18 · Feb 20 · Mar 21 Nov 6 · Nov 23 · Dec 12 276 days
28°F hard freeze Dec 17 · Jan 19 · Feb 18 Nov 20 · Dec 5 · Jan 9 329 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USW00053119. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Hanford Municipal Airport

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 Kingsburg, CA come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Hanford Municipal Airport (station USW00053119, elevation 249 ft), 15 mi from Kingsburg. 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 Kingsburg

CityDistanceLast spring frostFirst fall frost
Selma, CA 4.3 mi Jan 30 Dec 11
Parlier, CA 6.2 mi Jan 30 Dec 11
Reedley, CA 8.1 mi Jan 30 Dec 11
Fowler, CA 9.3 mi Jan 30 Dec 11
Dinuba, CA 9.3 mi Jan 23 Dec 13
Sanger, CA 12 mi Jan 30 Dec 11
Hanford, CA 14 mi Feb 7 Dec 1
Orange Cove, CA 16 mi Jan 23 Dec 13
Visalia, CA 19 mi Jan 23 Dec 13
Lemoore, CA 21 mi Feb 24 Nov 22

Frequently asked questions

When is the last frost in Kingsburg?

On average, the last spring frost (32°F) in Kingsburg is around February 20. In about 1 year in 10 it comes after March 21, and in 9 years in 10 it comes after January 18.

When is the first frost in Kingsburg?

The first fall frost (32°F) usually arrives around November 23. There’s a 10% chance of a freeze by November 6 and a 90% chance by December 12.

Can it frost in Kingsburg 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 March 25.

What growing zone is Kingsburg?

Kingsburg is in USDA Plant Hardiness Zone 9b (average annual extreme minimum temperature 25 to 30°F), based on the 2023 USDA map for ZIP code 93662. See growing zones in California.

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