When is the last frost in New Meadows, ID?

Frost is possible in any month at the nearest NOAA station (New Meadows Rs, ID), so there is no reliable average last frost date.

When is the first frost in New Meadows, ID?

Frost is possible in any month at the nearest NOAA station.

Are these frost dates a forecast?

No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.

Frost dates for 83654New Meadows, ID

Frost is possible in any month near New Meadows, based on NOAA 1991-2020 records for the New Meadows Rs, ID station.

Frost is possible in any month. Even summer nights can drop to freezing at this station, so protect tender plants whenever cold nights are forecast.

Frost risk by date

NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.

Spring dates: chance of a frost AFTER the date. Fall dates: chance of a frost BEFORE the date.
Temperature	Last spring: 90% / 50% / 10% chance	First fall: 10% / 50% / 90% chance	Growing season (50%)	Years with at least one
Light frost (36°F)	—	—	30 days	100%
Frost / freeze (32°F)	—	—	62 days	100%
Hard freeze (28°F)	May 12 · Jun 1 · Jun 24	Aug 25 · Sep 9 · Sep 24	96 days	100%

Where these dates come from

ZIP code 83654 is matched to the NOAA station New Meadows Rs, ID, 2.6 km away, at 3,862 ft elevation (23 ft higher than the ZIP code's center). Nearby stations for comparison:

Station	Elevation	Avg last frost	Avg first frost
New Meadows Rs, ID (used)	3,862 ft	—	—
Mccall, ID	5,025 ft	Jun 22	Sep 2
Mccall Ap, ID	5,013 ft	Jun 10	Sep 10
Council, ID	2,943 ft	May 10	Oct 2

Frost dates near New Meadows

McCall, ID 83638 · last Jun 22, first Sep 2
Lake Fork, ID 83635 · last Jun 10, first Sep 10
Council, ID 83612 · last May 10, first Oct 2
Pollock, ID 83547 · last May 6, first Oct 9
Donnelly, ID 83615 · last May 30, first Sep 19
Mesa, ID 83643 · last May 10, first Oct 2
Riggins, ID 83549 · last —, first —
Oxbow, OR 97840 · last Apr 2, first Nov 5

Frequently asked questions

When is the last frost in New Meadows, ID?: Frost is possible in any month at the nearest NOAA station (New Meadows Rs, ID), so there is no reliable average last frost date.
When is the first frost in New Meadows, ID?: Frost is possible in any month at the nearest NOAA station.
Are these frost dates a forecast?: No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.