Elgin, NV: frost dates by year

Last spring and first fall frost at NOAA station USC00262557, 1988 to 2011, measured from daily minimum temperatures.

Elevation 3,422 ft, 37.347, -114.541. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 22	Oct 30
Earliest	Mar 6 (2004)	Oct 16 (1994)
Latest	May 22 (2002)	Nov 18 (2001)
Trend	4.6 days later per decade	6.2 days later per decade
Years with data	22	17

At 28°F (hard freeze) the median last spring date is Apr 4 and the median first fall date is Nov 5.

The trend is a straight-line fit through the years with a freeze. A positive spring trend means the last frost now comes later. Short or patchy records give noisy trends.

Chart

Last spring frost (32°F)

First fall frost (32°F)

Dots are single years. The gray line is the median, the green line the fitted trend.

Year by year

Year	Last spring 32°F	First fall 32°F	Last spring 28°F	First fall 28°F
2011	Apr 15	Nov 1	Apr 11	Nov 2
2010	Apr 30	Nov 10	Apr 6	Nov 10
2009	Apr 16	Oct 28	Mar 24	Oct 30
2007	Mar 31	no data	Mar 2	no data
2006	Apr 24	no data	Mar 22	no data
2005	Apr 23	Nov 16	Apr 5	Nov 27
2004	Mar 6	Oct 30	Mar 6	Nov 3
2003	Apr 18	Nov 4	Apr 4	Nov 5
2002	May 22	no data	Mar 25	no data
2001	Apr 22	Nov 18	Apr 13	Nov 23
1999	May 4	Oct 17	Apr 11	Nov 24
1998	Apr 17	Oct 17	Apr 16	Nov 7
1997	Apr 24	Oct 27	Apr 13	Oct 27
1996	Apr 22	Oct 20	Apr 20	Oct 23
1995	May 6	Oct 24	Apr 21	Nov 5
1994	Apr 25	Oct 16	Feb 26	Oct 16
1993	Mar 15	Oct 31	Mar 2	Oct 31
1992	Mar 9	Nov 5	Feb 19	Nov 22
1991	Apr 28	Oct 30	Apr 13	Oct 31
1990	Mar 16	Oct 22	Mar 14	Nov 22
1989	Mar 27	no data	Mar 4	no data
1988	May 6	no data	May 6	no data

"none" means the station recorded no freeze at that threshold in that half of the year. "no data" means more than 10% of the season's daily readings were missing. Years with no usable data are left out. See the methodology for the rules, and the ZIP lookup for 1991 to 2020 frost probabilities.