When is the last frost in Moapa, NV?

For ZIP code 89025, the average last spring frost (32°F) is January 23, based on NOAA 1991-2020 climate normals for the Valley Of Fire Sp, NV weather station. There is a 1-in-10 chance of a frost after February 19.

When is the first frost in Moapa, NV?

The average first fall frost (32°F) is December 13. There is a 1-in-10 chance of frost by November 27, so tender plants are at risk from that point on.

How long is the growing season in 89025?

In half of years, the frost-free season (between the last and first 32°F frost) is at least 327 days long.

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 89025Moapa, NV

The average last spring frost in Moapa is January 23 and the average first fall frost is December 13, giving a typical growing season of about 327 days. Dates are based on NOAA 1991-2020 climate normals.

Average last spring frost: Jan 23
Average first fall frost: Dec 13
Growing season: 327 days

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)	Jan 26 · Feb 18 · Mar 11	Nov 16 · Dec 3 · Dec 17	286 days	100%
Frost / freeze (32°F)	Dec 27 · Jan 23 · Feb 19	Nov 27 · Dec 13 · Jan 5	327 days	97%
Hard freeze (28°F)	Dec 10 · Jan 3 · Feb 3	Dec 5 · Dec 26 · Jan 21	360 days	53%

Where these dates come from

ZIP code 89025 is matched to the NOAA station Valley Of Fire Sp, NV, 31.5 km away, at 2,000 ft elevation (192 ft higher than the ZIP code's center). Nearby stations for comparison:

Station	Elevation	Avg last frost	Avg first frost
Valley Of Fire Sp, NV (used)	2,000 ft	Jan 23	Dec 13
Overton, NV	1,250 ft	Feb 26	Nov 22
Echo Bay, NV	1,250 ft	Feb 3	Dec 11
Bunkerville, NV	1,600 ft	Mar 16	Nov 13

Frost dates near Moapa

Moapa, NV 89067 · last Feb 26, first Nov 22
Logandale, NV 89021 · last Feb 26, first Nov 22
Overton, NV 89040 · last Feb 26, first Nov 22
The Lakes, NV 88901 · last Jan 24, first Dec 10
Bunkerville, NV 89007 · last Mar 16, first Nov 13
Mesquite, NV 89027 · last Mar 16, first Nov 13
Nellis Afb, NV 89191 · last Feb 1, first Dec 8
North Las Vegas, NV 89033 · last Feb 1, first Dec 8

Frequently asked questions

When is the last frost in Moapa, NV?: For ZIP code 89025, the average last spring frost (32°F) is January 23, based on NOAA 1991-2020 climate normals for the Valley Of Fire Sp, NV weather station. There is a 1-in-10 chance of a frost after February 19.
When is the first frost in Moapa, NV?: The average first fall frost (32°F) is December 13. There is a 1-in-10 chance of frost by November 27, so tender plants are at risk from that point on.
How long is the growing season in 89025?: In half of years, the frost-free season (between the last and first 32°F frost) is at least 327 days long.
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.