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Built 2026-10-19 (19 October 2026)

Kumamoto Threshold Days by Year (JA000047819)

13 fixed thresholds counted per year at Kumamoto (JA000047819): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kumamoto Thresholds

  • Kumamoto: days with a maximum temperature at or above 30 C (86 F) in 69 years, most in 2005 with 105.
  • Kumamoto: days with a maximum temperature at or above 90 F (32.2 C) in 69 years, most in 2025 with 73.
  • Kumamoto: days with a maximum temperature at or above 35 C (95 F) in 63 years, most in 2018 with 41.
  • Kumamoto: days with 10 mm (0.39 in) or more of precipitation in 58 years, most in 1987 with 73.
  • 13 fixed thresholds have at least one qualifying day at Kumamoto.
69 years with a qualifying day
Days at or above 30 C (86 F) per year at Kumamoto Days per year at Kumamoto with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 105 in 2005. 0501001501951: 531952: 691953: 601954: 571955: 761956: 641957: 561958: 801959: 751960: 791961: 961962: 731963: 671964: 771965: 541966: 671967: 931968: 551969: 731970: 631971: 621972: 531973: 701974: 571975: 821976: 501977: 731978: 941979: 771980: 491981: 691982: 591983: 761984: 701985: 851986: 631987: 661988: 771989: 661990: 871991: 741992: 601993: 421994: 871996: 781997: 681998: 961999: 792000: 792002: 882003: 712004: 942005: 1052006: 782007: 982008: 872009: 802010: 852011: 752014: 602015: 562016: 922017: 752018: 842019: 752021: 1012022: 852025: 992026: 871951195819651972197919861993200220092018
Days per year at Kumamoto with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 105 in 2005.
Days at or above 30 C (86 F) per year at Kumamoto
YearDaysDecade average
19515365.6
19526965.6
19536065.6
19545765.6
19557665.6
19566465.6
19575665.6
19588065.6
19597565.6
19607973.4
19619673.4
19627373.4
19636773.4
19647773.4
19655473.4
19666773.4
19679373.4
19685573.4
19697373.4
19706368.1
19716268.1
19725368.1
19737068.1
19745768.1
19758268.1
19765068.1
19777368.1
19789468.1
19797768.1
19804968
19816968
19825968
19837668
19847068
19858568
19866368
19876668
19887768
19896668
19908774.6
19917474.6
19926074.6
19934274.6
19948774.6
19967874.6
19976874.6
19989674.6
19997974.6
20007986.7
20028886.7
20037186.7
20049486.7
200510586.7
20067886.7
20079886.7
20088786.7
20098086.7
20108575.3
20117575.3
20146075.3
20155675.3
20169275.3
20177575.3
20188475.3
20197575.3
202110193
20228593
20259993
20268793
First to last qualifying date each year at Kumamoto For each year, a bar from the first to the last day at Kumamoto meeting 30 C (86 F). 1951: 11 May 1951 to 18 October 19511952: 18 May 1952 to 25 September 19521953: 3 July 1953 to 28 September 19531954: 16 June 1954 to 24 September 19541955: 12 June 1955 to 27 September 19551956: 4 June 1956 to 25 September 19561957: 26 May 1957 to 9 September 19571958: 28 May 1958 to 21 September 19581959: 15 June 1959 to 24 September 19591960: 17 May 1960 to 30 September 19601961: 17 May 1961 to 5 October 19611962: 22 May 1962 to 3 October 19621963: 26 May 1963 to 16 September 19631964: 9 May 1964 to 19 September 19641965: 6 June 1965 to 31 August 19651966: 24 June 1966 to 13 September 19661967: 14 May 1967 to 30 September 19671968: 5 June 1968 to 19 September 19681969: 9 May 1969 to 27 September 19691970: 31 May 1970 to 10 October 19701971: 27 June 1971 to 25 September 19711972: 16 June 1972 to 7 September 19721973: 15 June 1973 to 9 September 19731974: 28 May 1974 to 13 September 19741975: 31 May 1975 to 4 October 19751976: 27 May 1976 to 11 September 19761977: 4 June 1977 to 20 September 19771978: 23 May 1978 to 2 October 19781979: 29 May 1979 to 25 September 19791980: 20 May 1980 to 18 September 19801981: 6 June 1981 to 23 September 19811982: 12 May 1982 to 15 September 19821983: 27 April 1983 to 23 September 19831984: 30 May 1984 to 23 September 19841985: 16 May 1985 to 24 September 19851986: 12 May 1986 to 7 September 19861987: 25 May 1987 to 14 September 19871988: 28 May 1988 to 19 September 19881989: 1 June 1989 to 17 September 19891990: 6 June 1990 to 23 September 19901991: 23 May 1991 to 26 September 19911992: 1 June 1992 to 24 September 19921993: 28 May 1993 to 17 September 19931994: 24 May 1994 to 11 October 19941996: 24 May 1996 to 27 September 19961997: 6 May 1997 to 14 September 19971998: 28 April 1998 to 14 October 19981999: 14 May 1999 to 13 October 19992000: 23 May 2000 to 20 September 20002002: 1 June 2002 to 5 October 20022003: 8 June 2003 to 12 October 20032004: 27 May 2004 to 28 September 20042005: 28 May 2005 to 14 October 20052006: 3 June 2006 to 18 October 20062007: 24 May 2007 to 8 October 20072008: 3 May 2008 to 25 September 20082009: 9 May 2009 to 1 October 20092010: 17 May 2010 to 22 September 20102011: 9 May 2011 to 29 September 20112014: 28 May 2014 to 28 September 20142015: 26 May 2015 to 28 September 20152016: 14 May 2016 to 8 October 20162017: 20 May 2017 to 9 October 20172018: 15 May 2018 to 5 October 20182019: 20 May 2019 to 11 October 20192021: 23 May 2021 to 14 October 20212022: 24 May 2022 to 4 October 20222025: 13 June 2025 to 17 October 20252026: 15 May 2026 to 30 September 202619511960196919781987199720072018JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kumamoto meeting 30 C (86 F).
First to last qualifying date each year at Kumamoto
YearFirst dateLast date
19511951-05-111951-10-18
19521952-05-181952-09-25
19531953-07-031953-09-28
19541954-06-161954-09-24
19551955-06-121955-09-27
19561956-06-041956-09-25
19571957-05-261957-09-09
19581958-05-281958-09-21
19591959-06-151959-09-24
19601960-05-171960-09-30
19611961-05-171961-10-05
19621962-05-221962-10-03
19631963-05-261963-09-16
19641964-05-091964-09-19
19651965-06-061965-08-31
19661966-06-241966-09-13
19671967-05-141967-09-30
19681968-06-051968-09-19
19691969-05-091969-09-27
19701970-05-311970-10-10
19711971-06-271971-09-25
19721972-06-161972-09-07
19731973-06-151973-09-09
19741974-05-281974-09-13
19751975-05-311975-10-04
19761976-05-271976-09-11
19771977-06-041977-09-20
19781978-05-231978-10-02
19791979-05-291979-09-25
19801980-05-201980-09-18
19811981-06-061981-09-23
19821982-05-121982-09-15
19831983-04-271983-09-23
19841984-05-301984-09-23
19851985-05-161985-09-24
19861986-05-121986-09-07
19871987-05-251987-09-14
19881988-05-281988-09-19
19891989-06-011989-09-17
19901990-06-061990-09-23
19911991-05-231991-09-26
19921992-06-011992-09-24
19931993-05-281993-09-17
19941994-05-241994-10-11
19961996-05-241996-09-27
19971997-05-061997-09-14
19981998-04-281998-10-14
19991999-05-141999-10-13
20002000-05-232000-09-20
20022002-06-012002-10-05
20032003-06-082003-10-12
20042004-05-272004-09-28
20052005-05-282005-10-14
20062006-06-032006-10-18
20072007-05-242007-10-08
20082008-05-032008-09-25
20092009-05-092009-10-01
20102010-05-172010-09-22
20112011-05-092011-09-29
20142014-05-282014-09-28
20152015-05-262015-09-28
20162016-05-142016-10-08
20172017-05-202017-10-09
20182018-05-152018-10-05
20192019-05-202019-10-11
20212021-05-232021-10-14
20222022-05-242022-10-04
20252025-06-132025-10-17
20262026-05-152026-09-30

Every Fixed Threshold

Fixed thresholds at Kumamoto
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days69105200587
35 C (95 F): Days6341201830
90 F (32.2 C): Days6973202557
100 F (37.8 C): Days5319941
0 C (32 F): Ice days (max2119811
0 C (32 F): Frost days (min4167195620
20 C (68 F): Tropical nights (min411332025129
25 C (77 F): Days with min4164202562
10 mm (0.39 in): Days with 10 mm or more rain5873198714
25 mm (0.98 in): Days with 25 mm or more rain583419809
50 mm (1.97 in): Days with 50 mm or more rain581820084
100 mm (3.94 in): Days with 100 mm or more rain48719633
200 mm (7.87 in): Days with 200 mm or more rain11119531

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 Kumamoto 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).