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Data as of 2026-10-14
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Built 2026-10-15 (15 October 2026)

Suttsu Threshold Days by Year

11 fixed thresholds counted per year at Suttsu (JA000047421): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Suttsu Thresholds

  • Suttsu: days with 10 mm (0.39 in) or more of precipitation in 58 years, most in 1963 with 51.
  • Suttsu: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1970 with 16.
  • Suttsu: days with a maximum temperature at or below 0 C (32 F) in 42 years, most in 1952 with 77.
  • Suttsu: nights with a minimum temperature at or below 0 C (32 F) in 41 years, most in 1987 with 139.
  • 11 fixed thresholds have at least one qualifying day at Suttsu.
19 years with a qualifying day
Days at or above 30 C (86 F) per year at Suttsu Days per year at Suttsu with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1951. 02461951: 61952: 21958: 11959: 21960: 41962: 11963: 11967: 11970: 11972: 31973: 21975: 21976: 41981: 11983: 11984: 31985: 31989: 22025: 31951195819601963197019731976198319852025
Days per year at Suttsu with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 1951.
Days at or above 30 C (86 F) per year at Suttsu
YearDaysDecade average
195162.8
195222.8
195812.8
195922.8
196041.8
196211.8
196311.8
196711.8
197012.4
197232.4
197322.4
197522.4
197642.4
198112
198312
198432
198532
198922
202533
First to last qualifying date each year at Suttsu For each year, a bar from the first to the last day at Suttsu meeting 30 C (86 F). 1951: 7 August 1951 to 18 August 19511952: 23 July 1952 to 25 July 19521958: 11 August 1958 to 11 August 19581959: 17 August 1959 to 20 August 19591960: 5 August 1960 to 8 August 19601962: 16 August 1962 to 16 August 19621963: 30 July 1963 to 30 July 19631967: 23 July 1967 to 23 July 19671970: 27 July 1970 to 27 July 19701972: 6 August 1972 to 17 August 19721973: 28 July 1973 to 12 August 19731975: 1 August 1975 to 2 August 19751976: 23 July 1976 to 26 July 19761981: 2 August 1981 to 2 August 19811983: 7 August 1983 to 7 August 19831984: 5 August 1984 to 11 August 19841985: 8 August 1985 to 10 August 19851989: 22 July 1989 to 24 July 19892025: 17 July 2025 to 22 July 20251951195919631972197619842025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Suttsu meeting 30 C (86 F).
First to last qualifying date each year at Suttsu
YearFirst dateLast date
19511951-08-071951-08-18
19521952-07-231952-07-25
19581958-08-111958-08-11
19591959-08-171959-08-20
19601960-08-051960-08-08
19621962-08-161962-08-16
19631963-07-301963-07-30
19671967-07-231967-07-23
19701970-07-271970-07-27
19721972-08-061972-08-17
19731973-07-281973-08-12
19751975-08-011975-08-02
19761976-07-231976-07-26
19811981-08-021981-08-02
19831983-08-071983-08-07
19841984-08-051984-08-11
19851985-08-081985-08-10
19891989-07-221989-07-24
20252025-07-172025-07-22

Every Fixed Threshold

Fixed thresholds at Suttsu
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days19619513
90 F (32.2 C): Days3119511
0 C (32 F): Ice days (max4277195231
0 C (32 F): Frost days (min41139198759
-10 C (14 F): Days with min311619522
20 C (68 F): Tropical nights (min4052202527
10 mm (0.39 in): Days with 10 mm or more rain5851196342
25 mm (0.98 in): Days with 25 mm or more rain5816197032
50 mm (1.97 in): Days with 50 mm or more rain395197525
100 mm (3.94 in): Days with 100 mm or more rain102196117
200 mm (7.87 in): Days with 200 mm or more rain2119629

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

  • Data for Suttsu 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-14).