Frost dates 2026–2027

Frost dates for Vinita, Oklahoma

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Spavinaw, 18 mi away (reasonable match).

Last spring frostApr 7
First fall frostNov 2
209 frost-free days
Last spring frostApr 71 year in 10 after Apr 24
First fall frostNov 21 year in 10 by Oct 19
Growing season209 daysbetween median 32°F dates
Hardiness zoneZone 7a0 to 5°F average extreme low

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Will it freeze in Vinita in the next 7 nights?

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

Tonight: forecast low 43°F. Above 36°F.

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

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 Vinita

The median first fall hard-freeze date (28°F) is November 10, from NOAA’s 1991–2020 Climate Normals at Spavinaw. 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 4 · Apr 18 · May 2 Oct 10 · Oct 25 · Nov 6 188 days
32°F freeze Mar 22 · Apr 7 · Apr 24 Oct 19 · Nov 2 · Nov 17 209 days
28°F hard freeze Mar 8 · Mar 29 · Apr 12 Oct 27 · Nov 10 · Nov 29 228 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00348380. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Spavinaw

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 Vinita, OK come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Spavinaw (station USC00348380, elevation 685 ft), 18 mi from Vinita. 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 Vinita

CityDistanceLast spring frostFirst fall frost
Grove, OK 16 mi Apr 16 Oct 20
Miami, OK 20 mi Apr 6 Oct 27
Pryor Creek, OK 27 mi Apr 5 Oct 30
Claremore, OK 38 mi Apr 7 Oct 30
Neosho, MO 40 mi Apr 7 Oct 31
Coffeyville, KS 42 mi Apr 6 Nov 1
Verdigris, OK 43 mi Apr 7 Oct 30
Joplin, MO 43 mi Apr 9 Oct 27
Siloam Springs, AR 43 mi Mar 31 Nov 2
Bella Vista, AR 46 mi Apr 12 Oct 26

Frequently asked questions

When is the last frost in Vinita?

On average, the last spring frost (32°F) in Vinita is around April 7. In about 1 year in 10 it comes after April 24, and in 9 years in 10 it comes after March 22.

When is the first frost in Vinita?

The first fall frost (32°F) usually arrives around November 2. There’s a 10% chance of a freeze by October 19 and a 90% chance by November 17.

Can it frost in Vinita 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 18.

What growing zone is Vinita?

Vinita is in USDA Plant Hardiness Zone 7a (average annual extreme minimum temperature 0 to 5°F), based on the 2023 USDA map for ZIP code 74331. See growing zones in Oklahoma.

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