Frost dates 2026–2027

Frost dates for Geneva, New York

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Geneva Rsch Farm, 2.6 mi away (close match).

Last spring frostApr 30
First fall frostOct 21
173 frost-free days
Last spring frostApr 301 year in 10 after May 12
First fall frostOct 211 year in 10 by Oct 4
Growing season173 daysbetween median 32°F dates
Hardiness zoneZone 6b−5 to 0°F average extreme low

Checking current alerts… View NWS forecast and alerts.

Will it freeze in Geneva in the next 7 nights?

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

Tonight: forecast low 49°F. Above 36°F.

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

1 of the next 7 nights are forecast at 36°F or colder, cold enough for frost on exposed plants.

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 Geneva

The median first fall hard-freeze date (28°F) is November 2, from NOAA’s 1991–2020 Climate Normals at Geneva Rsch Farm. 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 Apr 27 · May 10 · May 23 Sep 27 · Oct 7 · Oct 22 150 days
32°F freeze Apr 17 · Apr 30 · May 12 Oct 4 · Oct 21 · Nov 4 173 days
28°F hard freeze Apr 4 · Apr 17 · May 1 Oct 18 · Nov 2 · Nov 14 198 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00303184. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Geneva Rsch Farm

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 Geneva, NY come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Geneva Rsch Farm (station USC00303184, elevation 718 ft), 2.6 mi from Geneva. 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 Geneva

CityDistanceLast spring frostFirst fall frost
Newark, NY 14 mi Apr 30 Oct 21
Penn Yan, NY 14 mi Apr 30 Oct 22
Canandaigua, NY 15 mi Apr 29 Oct 22
Auburn, NY 22 mi May 2 Oct 18
Fairport, NY 29 mi May 2 Oct 17
East Rochester, NY 30 mi May 2 Oct 17
Webster, NY 33 mi May 1 Oct 20
Ithaca, NY 38 mi May 11 Oct 3
Rochester, NY 39 mi Apr 24 Oct 25
Baldwinsville, NY 39 mi May 4 Oct 11

Frequently asked questions

When is the last frost in Geneva?

On average, the last spring frost (32°F) in Geneva is around April 30. In about 1 year in 10 it comes after May 12, and in 9 years in 10 it comes after April 17.

When is the first frost in Geneva?

The first fall frost (32°F) usually arrives around October 21. There’s a 10% chance of a freeze by October 4 and a 90% chance by November 4.

Can it frost in Geneva 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 10.

What growing zone is Geneva?

Geneva is in USDA Plant Hardiness Zone 6b (average annual extreme minimum temperature −5 to 0°F), based on the 2023 USDA map for ZIP code 14456. See growing zones in New York.

More: all New York frost dates · New York growing zones · frost vs. freeze