Frost dates 2026–2027

Frost dates for Ashland, Oregon

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Ashland, 1.7 mi away (close match).

Last spring frostMay 6
First fall frostOct 8
154 frost-free days
Last spring frostMay 61 year in 10 after May 27
First fall frostOct 81 year in 10 by Sep 21
Growing season154 daysbetween median 32°F dates
Hardiness zoneZone 8a10 to 15°F average extreme low

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Will it freeze in Ashland in the next 7 nights?

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

Tonight: forecast low 37°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 Ashland

The median first fall hard-freeze date (28°F) is October 26, from NOAA’s 1991–2020 Climate Normals at Ashland. 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 May 12 · May 29 · Jun 17 Sep 6 · Sep 23 · Oct 9 114 days
32°F freeze Apr 20 · May 6 · May 27 Sep 21 · Oct 8 · Oct 26 154 days
28°F hard freeze Mar 27 · Apr 15 · May 4 Oct 10 · Oct 26 · Nov 16 192 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00350304. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Ashland

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 Ashland, OR come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Ashland (station USC00350304, elevation 1,729 ft), 1.7 mi from Ashland. 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 Ashland

CityDistanceLast spring frostFirst fall frost
Talent, OR 5.6 mi May 6 Oct 8
Medford, OR 12 mi Apr 8 Oct 29
Central Point, OR 17 mi Apr 8 Oct 29
Eagle Point, OR 20 mi Apr 8 Oct 29
Yreka, CA 32 mi Apr 30 Oct 18
Grants Pass, OR 37 mi Apr 8 Oct 28
Klamath Falls, OR 47 mi Jun 9 Sep 18
Winston, OR 74 mi Mar 23 Nov 18
Roseburg, OR 79 mi Mar 23 Nov 18
Crescent City, CA 83 mi Jan 30 Dec 25

Frequently asked questions

When is the last frost in Ashland?

On average, the last spring frost (32°F) in Ashland is around May 6. In about 1 year in 10 it comes after May 27, and in 9 years in 10 it comes after April 20.

When is the first frost in Ashland?

The first fall frost (32°F) usually arrives around October 8. There’s a 10% chance of a freeze by September 21 and a 90% chance by October 26.

Can it frost in Ashland 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 May 29.

What growing zone is Ashland?

Ashland is in USDA Plant Hardiness Zone 8a (average annual extreme minimum temperature 10 to 15°F), based on the 2023 USDA map for ZIP code 97540. See growing zones in Oregon.

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