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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Hourglass Rsvr Threshold Days by Year (USC00054135)

13 fixed thresholds counted per year at Hourglass Rsvr (USC00054135): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hourglass Rsvr Thresholds

  • Hourglass Rsvr: days with a maximum temperature at or below 0 C (32 F) in 32 years, most in 2008 with 95.
  • Hourglass Rsvr: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 1993 with 284.
  • Hourglass Rsvr: nights with a minimum temperature at or below -10 C (14 F) in 32 years, most in 1993 with 116.
  • Hourglass Rsvr: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 2013 with 22.
  • 13 fixed thresholds have at least one qualifying day at Hourglass Rsvr.
12 years with a qualifying day
Days at or above 30 C (86 F) per year at Hourglass Rsvr Days per year at Hourglass Rsvr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1990. 02461989: 31990: 61993: 11994: 31995: 31996: 11997: 11998: 32001: 12012: 22013: 12018: 1198919931995199720012013
Days per year at Hourglass Rsvr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1990.
Days at or above 30 C (86 F) per year at Hourglass Rsvr
YearDaysDecade average
198933
199062.6
199312.6
199432.6
199532.6
199612.6
199712.6
199832.6
200111
201221.3
201311.3
201811.3
First to last qualifying date each year at Hourglass Rsvr For each year, a bar from the first to the last day at Hourglass Rsvr meeting 30 C (86 F). 1989: 8 July 1989 to 22 July 19891990: 25 June 1990 to 31 August 19901993: 30 July 1993 to 30 July 19931994: 27 June 1994 to 27 August 19941995: 29 July 1995 to 8 August 19951996: 13 August 1996 to 13 August 19961997: 17 July 1997 to 17 July 19971998: 19 July 1998 to 21 July 19982001: 1 July 2001 to 1 July 20012012: 26 June 2012 to 21 July 20122013: 28 June 2013 to 28 June 20132018: 11 July 2018 to 11 July 2018198919931995199720012013JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Hourglass Rsvr meeting 30 C (86 F).
First to last qualifying date each year at Hourglass Rsvr
YearFirst dateLast date
19891989-07-081989-07-22
19901990-06-251990-08-31
19931993-07-301993-07-30
19941994-06-271994-08-27
19951995-07-291995-08-08
19961996-08-131996-08-13
19971997-07-171997-07-17
19981998-07-191998-07-21
20012001-07-012001-07-01
20122012-06-262012-07-21
20132013-06-282013-06-28
20182018-07-112018-07-11

Every Fixed Threshold

Fixed thresholds at Hourglass Rsvr
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days12619901
90 F (32.2 C): Days2219982
0 C (32 F): Ice days (max3295200878
0 C (32 F): Frost days (min322841993234
-10 C (14 F): Days with min32116199396
-20 C (-4 F): Days with min3119198913
-30 C (-22 F): Days with min8420133
10 mm (0.39 in): Days with 10 mm or more rain3222201311
25 mm (0.98 in): Days with 25 mm or more rain17420172
50 mm (1.97 in): Days with 50 mm or more rain3220031
10 cm (3.9 in): Days with 10 cm or more snowfall3225201117
25 cm (9.8 in): Days with 25 cm or more snowfall25820173
50 cm (19.7 in): Days with 50 cm or more snowfall7320171

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1989.

Download the Data

  • Data for Hourglass Rsvr 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 (2025-12-31).