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Built 2026-10-19 (19 October 2026)

Hope Slide Threshold Days by Year (CA001113581)

12 fixed thresholds counted per year at Hope Slide (CA001113581): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hope Slide Thresholds

  • Hope Slide: days with 10 cm (3.9 in) or more of snowfall in 8 years, most in 1982 with 9.
  • Hope Slide: days with a maximum temperature at or above 30 C (86 F) in 7 years, most in 1981 with 7.
  • Hope Slide: days with a maximum temperature at or below 0 C (32 F) in 7 years, most in 1978 with 41.
  • Hope Slide: nights with a minimum temperature at or below 0 C (32 F) in 7 years, most in 1979 with 191.
  • 12 fixed thresholds have at least one qualifying day at Hope Slide.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Hope Slide Days per year at Hope Slide with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1981. 024681977: 51978: 21979: 11980: 11981: 71982: 71983: 11977197819791980198119821983
Days per year at Hope Slide with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1981.
Days at or above 30 C (86 F) per year at Hope Slide
YearDaysDecade average
197752.7
197822.7
197912.7
198014
198174
198274
198314
First to last qualifying date each year at Hope Slide For each year, a bar from the first to the last day at Hope Slide meeting 30 C (86 F). 1977: 10 August 1977 to 17 August 19771978: 7 August 1978 to 8 August 19781979: 16 July 1979 to 16 July 19791980: 10 August 1980 to 10 August 19801981: 6 August 1981 to 23 August 19811982: 17 June 1982 to 7 August 19821983: 28 May 1983 to 28 May 19831977197819791980198119821983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Hope Slide meeting 30 C (86 F).
First to last qualifying date each year at Hope Slide
YearFirst dateLast date
19771977-08-101977-08-17
19781978-08-071978-08-08
19791979-07-161979-07-16
19801980-08-101980-08-10
19811981-08-061981-08-23
19821982-06-171982-08-07
19831983-05-281983-05-28

Every Fixed Threshold

Fixed thresholds at Hope Slide
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days7719811
90 F (32.2 C): Days4419811
0 C (32 F): Ice days (max741197810
0 C (32 F): Frost days (min71911979132
-10 C (14 F): Days with min739197912
-20 C (-4 F): Days with min51419791
10 mm (0.39 in): Days with 10 mm or more rain740198027
25 mm (0.98 in): Days with 25 mm or more rain7819775
50 mm (1.97 in): Days with 50 mm or more rain4219792
100 mm (3.94 in): Days with 100 mm or more rain1119831
10 cm (3.9 in): Days with 10 cm or more snowfall8919825
25 cm (9.8 in): Days with 25 cm or more snowfall5219822

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.

Download the Data

  • Data for Hope Slide 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).