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Mormon Mtn Summit SNOTEL

No snow sat on the pillow at Mormon Mtn Summit at the start of October 4, 2026. The NRCS median first snow is November 17, and the median peak is 8.5 in around March 11.

as of

All values are from the start of the day, midnight Pacific Standard Time

Last 8 days

Start-of-day readings for Mormon Mtn Summit, last 8 days.
DateSWEMedianPercentDepthPrecip since Oct 1
Oct 40.0 inches0.0 inches0 inches0.7 inches
Oct 30.0 inches0.0 inches0 inches0.5 inches
Oct 20.0 inches0.0 inches0 inches0.4 inches
Oct 10.0 inches0.0 inches0 inches0.0 inches
Sep 300.0 inches0.0 inches0 inches26.4 inches
Sep 290.0 inches0.0 inches0 inches26.4 inches
Sep 280.0 inches0.0 inches0 inches26.3 inches
Sep 270.0 inches0.0 inches0 inches26.3 inches

The Natural Resources Conservation Service (USDA) created the figures on this page, which are works of the US government and therefore have no copyright under 17 U.S.C. 105. The notice that 17 U.S.C. 403 requires appears in this sentence. Neither NRCS nor USDA endorses or is affiliated with WeatherTotals. See: Data sources and attribution.

Records at Mormon Mtn Summit

Record values for Mormon Mtn Summit, from daily snowpack history.
Highest SWE on record26.3 inches, March 31, 2023
Deepest snow on record83 inches, March 11, 2010
Biggest season peak26.3 in, 2022-23 season, on March 31, 2023
Smallest season peak3.7 in, 2017-18 season, on March 11, 2018
Last season's peak4.3 in, 2025-26 season, on February 23, 2026

18 complete water years in the record, daily SWE since October 1, 2008

Station details

Elevation8,450 ft
CountyCoconino
Position34.9694, -111.5087
Record startsJune 2, 2008
Median peak SWE8.5 in around March 11
Median first snowNovember 17
Median melt-outApril 15
NRCS station ID1125:AZ:SNTL

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