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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Alpine Meadows Threshold Days by Year (USS0021B48S)

12 fixed thresholds counted per year at Alpine Meadows (USS0021B48S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Alpine Meadows Thresholds

  • Alpine Meadows: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 1996 with 150.
  • Alpine Meadows: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 2012 with 83.
  • Alpine Meadows: days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 2018 with 26.
  • Alpine Meadows: days with a maximum temperature at or below 0 C (32 F) in 29 years, most in 1996 with 37.
  • 12 fixed thresholds have at least one qualifying day at Alpine Meadows.
15 years with a qualifying day
Days at or above 30 C (86 F) per year at Alpine Meadows Days per year at Alpine Meadows with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1996. 02461996: 61997: 11998: 61999: 12000: 12002: 22003: 52004: 22006: 32007: 12009: 22014: 12021: 52022: 22026: 119961998200020032006200920212026
Days per year at Alpine Meadows with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1996.
Days at or above 30 C (86 F) per year at Alpine Meadows
YearDaysDecade average
199663.5
199713.5
199863.5
199913.5
200012.3
200222.3
200352.3
200422.3
200632.3
200712.3
200922.3
201411
202152.7
202222.7
202612.7
First to last qualifying date each year at Alpine Meadows For each year, a bar from the first to the last day at Alpine Meadows meeting 30 C (86 F). 1996: 13 July 1996 to 29 August 19961997: 9 September 1997 to 9 September 19971998: 26 July 1998 to 31 August 19981999: 27 August 1999 to 27 August 19992000: 14 September 2000 to 14 September 20002002: 10 July 2002 to 22 July 20022003: 29 July 2003 to 28 September 20032004: 23 July 2004 to 24 July 20042006: 26 June 2006 to 22 July 20062007: 11 July 2007 to 11 July 20072009: 28 July 2009 to 29 July 20092014: 11 August 2014 to 11 August 20142021: 26 June 2021 to 12 August 20212022: 26 July 2022 to 17 August 20222026: 22 July 2026 to 22 July 202619961998200020032006200920212026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Alpine Meadows meeting 30 C (86 F).
First to last qualifying date each year at Alpine Meadows
YearFirst dateLast date
19961996-07-131996-08-29
19971997-09-091997-09-09
19981998-07-261998-08-31
19991999-08-271999-08-27
20002000-09-142000-09-14
20022002-07-102002-07-22
20032003-07-292003-09-28
20042004-07-232004-07-24
20062006-06-262006-07-22
20072007-07-112007-07-11
20092009-07-282009-07-29
20142014-08-112014-08-11
20212021-06-262021-08-12
20222022-07-262022-08-17
20262026-07-222026-07-22

Every Fixed Threshold

Fixed thresholds at Alpine Meadows
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days15619961
35 C (95 F): Days1220212
90 F (32.2 C): Days4319983
0 C (32 F): Ice days (max293719964
0 C (32 F): Frost days (min29168200141
-10 C (14 F): Days with min21919961
20 C (68 F): Tropical nights (min4220211
10 mm (0.39 in): Days with 10 mm or more rain31150199666
25 mm (0.98 in): Days with 25 mm or more rain3183201243
50 mm (1.97 in): Days with 50 mm or more rain3126201816
100 mm (3.94 in): Days with 100 mm or more rain28819953
200 mm (7.87 in): Days with 200 mm or more rain2120031

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1996.

Download the Data

  • Data for Alpine Meadows threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-17).