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Built 2026-10-19 (19 October 2026)

Punahana Threshold Days by Year (IN006021700)

5 fixed thresholds counted per year at Punahana (IN006021700): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Punahana Thresholds

  • Punahana: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1917 with 30.
  • Punahana: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1917 with 17.
  • Punahana: days with 50 mm (1.97 in) or more of precipitation in 58 years, most in 1910 with 6.
  • Punahana: days with 100 mm (3.94 in) or more of precipitation in 19 years, most in 1933 with 3.
  • 5 fixed thresholds have at least one qualifying day at Punahana.
68 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Punahana Days per year at Punahana with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1917. 01020301901: 141902: 181903: 121904: 221905: 71906: 221907: 171908: 211909: 191910: 181911: 91912: 131913: 111914: 181915: 191916: 191917: 301918: 41919: 121920: 81921: 151922: 211923: 161924: 251925: 181926: 201927: 191928: 121929: 61930: 131931: 121932: 101933: 301934: 191935: 191936: 111937: 71938: 91939: 161940: 131941: 81942: 301943: 101944: 111945: 81946: 141947: 41948: 191949: 131950: 161951: 61952: 111953: 151954: 111955: 151956: 31957: 171958: 231959: 81960: 131961: 181962: 191963: 151964: 251965: 121968: 121969: 151970: 181901190819151922192919361943195019571964
Days per year at Punahana with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1917.
Days with 10 mm (0.39 in) or more of precipitation per year at Punahana
YearDaysDecade average
19011416.9
19021816.9
19031216.9
19042216.9
1905716.9
19062216.9
19071716.9
19082116.9
19091916.9
19101815.3
1911915.3
19121315.3
19131115.3
19141815.3
19151915.3
19161915.3
19173015.3
1918415.3
19191215.3
1920816
19211516
19222116
19231616
19242516
19251816
19262016
19271916
19281216
1929616
19301314.6
19311214.6
19321014.6
19333014.6
19341914.6
19351914.6
19361114.6
1937714.6
1938914.6
19391614.6
19401313
1941813
19423013
19431013
19441113
1945813
19461413
1947413
19481913
19491313
19501612.5
1951612.5
19521112.5
19531512.5
19541112.5
19551512.5
1956312.5
19571712.5
19582312.5
1959812.5
19601316.1
19611816.1
19621916.1
19631516.1
19642516.1
19651216.1
19681216.1
19691516.1
19701818
First to last qualifying date each year at Punahana For each year, a bar from the first to the last day at Punahana meeting 10 mm (0.39 in). 1901: 22 February 1901 to 1 September 19011902: 20 June 1902 to 9 September 19021903: 13 July 1903 to 23 September 19031904: 15 January 1904 to 18 September 19041905: 1 July 1905 to 11 September 19051906: 22 February 1906 to 28 September 19061907: 9 January 1907 to 1 September 19071908: 11 January 1908 to 31 August 19081909: 21 April 1909 to 15 December 19091910: 16 January 1910 to 2 October 19101911: 4 January 1911 to 18 November 19111912: 12 June 1912 to 8 September 19121913: 16 February 1913 to 12 August 19131914: 9 May 1914 to 23 September 19141915: 18 January 1915 to 1 September 19151916: 17 February 1916 to 26 September 19161917: 8 April 1917 to 27 October 19171918: 18 January 1918 to 6 September 19181919: 16 July 1919 to 3 September 19191920: 16 June 1920 to 2 August 19201921: 21 January 1921 to 22 September 19211922: 3 June 1922 to 23 December 19221923: 23 February 1923 to 3 December 19231924: 5 January 1924 to 10 December 19241925: 5 June 1925 to 8 November 19251926: 30 January 1926 to 7 September 19261927: 15 February 1927 to 31 August 19271928: 3 February 1928 to 3 December 19281929: 19 July 1929 to 19 August 19291930: 14 January 1930 to 31 August 19301931: 4 July 1931 to 17 October 19311932: 26 March 1932 to 11 September 19321933: 1 May 1933 to 20 October 19331934: 7 March 1934 to 24 December 19341935: 29 January 1935 to 12 December 19351936: 29 February 1936 to 11 August 19361937: 27 June 1937 to 16 September 19371938: 21 June 1938 to 1 September 19381939: 17 February 1939 to 17 September 19391940: 19 January 1940 to 25 August 19401941: 7 June 1941 to 11 September 19411942: 20 February 1942 to 30 September 19421943: 14 June 1943 to 3 September 19431944: 29 March 1944 to 5 October 19441945: 9 January 1945 to 14 August 19451946: 25 May 1946 to 16 September 19461947: 8 February 1947 to 26 August 19471948: 12 July 1948 to 12 September 19481949: 9 July 1949 to 19 September 19491950: 25 January 1950 to 15 September 19501951: 26 March 1951 to 25 November 19511952: 10 July 1952 to 26 August 19521953: 16 January 1953 to 17 September 19531954: 5 February 1954 to 2 October 19541955: 25 January 1955 to 1 October 19551956: 27 July 1956 to 8 August 19561957: 9 January 1957 to 12 December 19571958: 4 July 1958 to 3 October 19581959: 11 July 1959 to 24 September 19591960: 8 July 1960 to 4 October 19601961: 22 June 1961 to 1 November 19611962: 26 January 1962 to 6 December 19621963: 17 February 1963 to 16 September 19631964: 7 July 1964 to 26 September 19641965: 24 July 1965 to 5 September 19651968: 1 January 1968 to 19 August 19681969: 15 July 1969 to 16 September 19691970: 19 February 1970 to 26 September 197019011910191919281937194619551964JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Punahana meeting 10 mm (0.39 in).
First to last qualifying date each year at Punahana
YearFirst dateLast date
19011901-02-221901-09-01
19021902-06-201902-09-09
19031903-07-131903-09-23
19041904-01-151904-09-18
19051905-07-011905-09-11
19061906-02-221906-09-28
19071907-01-091907-09-01
19081908-01-111908-08-31
19091909-04-211909-12-15
19101910-01-161910-10-02
19111911-01-041911-11-18
19121912-06-121912-09-08
19131913-02-161913-08-12
19141914-05-091914-09-23
19151915-01-181915-09-01
19161916-02-171916-09-26
19171917-04-081917-10-27
19181918-01-181918-09-06
19191919-07-161919-09-03
19201920-06-161920-08-02
19211921-01-211921-09-22
19221922-06-031922-12-23
19231923-02-231923-12-03
19241924-01-051924-12-10
19251925-06-051925-11-08
19261926-01-301926-09-07
19271927-02-151927-08-31
19281928-02-031928-12-03
19291929-07-191929-08-19
19301930-01-141930-08-31
19311931-07-041931-10-17
19321932-03-261932-09-11
19331933-05-011933-10-20
19341934-03-071934-12-24
19351935-01-291935-12-12
19361936-02-291936-08-11
19371937-06-271937-09-16
19381938-06-211938-09-01
19391939-02-171939-09-17
19401940-01-191940-08-25
19411941-06-071941-09-11
19421942-02-201942-09-30
19431943-06-141943-09-03
19441944-03-291944-10-05
19451945-01-091945-08-14
19461946-05-251946-09-16
19471947-02-081947-08-26
19481948-07-121948-09-12
19491949-07-091949-09-19
19501950-01-251950-09-15
19511951-03-261951-11-25
19521952-07-101952-08-26
19531953-01-161953-09-17
19541954-02-051954-10-02
19551955-01-251955-10-01
19561956-07-271956-08-08
19571957-01-091957-12-12
19581958-07-041958-10-03
19591959-07-111959-09-24
19601960-07-081960-10-04
19611961-06-221961-11-01
19621962-01-261962-12-06
19631963-02-171963-09-16
19641964-07-071964-09-26
19651965-07-241965-09-05
19681968-01-011968-08-19
19691969-07-151969-09-16
19701970-02-191970-09-26

Every Fixed Threshold

Fixed thresholds at Punahana
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6830191718
25 mm (0.98 in): Days with 25 mm or more rain681719176
50 mm (1.97 in): Days with 50 mm or more rain58619101
100 mm (3.94 in): Days with 100 mm or more rain19319331
200 mm (7.87 in): Days with 200 mm or more rain2219101

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

  • Data for Punahana 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).