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Built 2026-10-18 (18 October 2026)

Kaanapali AP 453.1 Threshold Days by Year

9 fixed thresholds counted per year at Kaanapali AP 453.1 (USC00512317): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kaanapali AP 453.1 Thresholds

  • Kaanapali AP 453.1: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 1918 with 23.
  • Kaanapali AP 453.1: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1907 with 9.
  • Kaanapali AP 453.1: days with a maximum temperature at or above 30 C (86 F) in 39 years, most in 1932 with 278.
  • Kaanapali AP 453.1: days with a maximum temperature at or above 90 F (32.2 C) in 39 years, most in 1927 with 168.
  • 9 fixed thresholds have at least one qualifying day at Kaanapali AP 453.1.
39 years with a qualifying day
Days at or above 30 C (86 F) per year at Kaanapali AP 453.1 Days per year at Kaanapali AP 453.1 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 278 in 1932. 01002003001905: 911907: 1501908: 1111909: 1641910: 1221911: 1601912: 1491913: 1701916: 1681917: 2031918: 1721919: 2141920: 1971922: 1721923: 1701924: 1761925: 1571926: 1971927: 2571929: 2191930: 2371931: 2401932: 2781933: 2241934: 2491936: 1651937: 1871939: 1561940: 2111941: 2091943: 2581944: 2271945: 2391946: 1361947: 1761948: 1651949: 1821950: 1751951: 1781905191019161920192519301934194019451949
Days per year at Kaanapali AP 453.1 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 278 in 1932.
Days at or above 30 C (86 F) per year at Kaanapali AP 453.1
YearDaysDecade average
190591129
1907150129
1908111129
1909164129
1910122169.8
1911160169.8
1912149169.8
1913170169.8
1916168169.8
1917203169.8
1918172169.8
1919214169.8
1920197193.1
1922172193.1
1923170193.1
1924176193.1
1925157193.1
1926197193.1
1927257193.1
1929219193.1
1930237217
1931240217
1932278217
1933224217
1934249217
1936165217
1937187217
1939156217
1940211200.3
1941209200.3
1943258200.3
1944227200.3
1945239200.3
1946136200.3
1947176200.3
1948165200.3
1949182200.3
1950175176.5
1951178176.5
First to last qualifying date each year at Kaanapali AP 453.1 For each year, a bar from the first to the last day at Kaanapali AP 453.1 meeting 30 C (86 F). 1905: 22 March 1905 to 13 October 19051907: 14 January 1907 to 13 November 19071908: 21 May 1908 to 22 November 19081909: 17 April 1909 to 21 November 19091910: 13 April 1910 to 19 November 19101911: 12 April 1911 to 13 November 19111912: 2 May 1912 to 11 November 19121913: 24 March 1913 to 26 December 19131916: 30 March 1916 to 25 November 19161917: 8 March 1917 to 28 November 19171918: 16 April 1918 to 29 November 19181919: 31 March 1919 to 2 December 19191920: 15 March 1920 to 3 December 19201922: 29 March 1922 to 30 December 19221923: 1 January 1923 to 9 December 19231924: 2 May 1924 to 7 December 19241925: 27 January 1925 to 29 November 19251926: 4 February 1926 to 12 December 19261927: 12 January 1927 to 25 December 19271929: 4 January 1929 to 20 December 19291930: 17 January 1930 to 16 December 19301931: 9 January 1931 to 30 December 19311932: 1 January 1932 to 30 December 19321933: 2 January 1933 to 31 December 19331934: 3 January 1934 to 31 December 19341936: 3 January 1936 to 5 December 19361937: 29 January 1937 to 21 December 19371939: 6 February 1939 to 21 December 19391940: 17 February 1940 to 4 December 19401941: 3 January 1941 to 25 December 19411943: 11 January 1943 to 26 December 19431944: 19 January 1944 to 25 December 19441945: 8 January 1945 to 27 November 19451946: 1 January 1946 to 16 December 19461947: 20 January 1947 to 6 December 19471948: 26 April 1948 to 29 December 19481949: 23 February 1949 to 20 December 19491950: 7 January 1950 to 24 November 19501951: 3 March 1951 to 3 December 195119051911191819241930193619431948JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kaanapali AP 453.1 meeting 30 C (86 F).
First to last qualifying date each year at Kaanapali AP 453.1
YearFirst dateLast date
19051905-03-221905-10-13
19071907-01-141907-11-13
19081908-05-211908-11-22
19091909-04-171909-11-21
19101910-04-131910-11-19
19111911-04-121911-11-13
19121912-05-021912-11-11
19131913-03-241913-12-26
19161916-03-301916-11-25
19171917-03-081917-11-28
19181918-04-161918-11-29
19191919-03-311919-12-02
19201920-03-151920-12-03
19221922-03-291922-12-30
19231923-01-011923-12-09
19241924-05-021924-12-07
19251925-01-271925-11-29
19261926-02-041926-12-12
19271927-01-121927-12-25
19291929-01-041929-12-20
19301930-01-171930-12-16
19311931-01-091931-12-30
19321932-01-011932-12-30
19331933-01-021933-12-31
19341934-01-031934-12-31
19361936-01-031936-12-05
19371937-01-291937-12-21
19391939-02-061939-12-21
19401940-02-171940-12-04
19411941-01-031941-12-25
19431943-01-111943-12-26
19441944-01-191944-12-25
19451945-01-081945-11-27
19461946-01-011946-12-16
19471947-01-201947-12-06
19481948-04-261948-12-29
19491949-02-231949-12-20
19501950-01-071950-11-24
19511951-03-031951-12-03

Every Fixed Threshold

Fixed thresholds at Kaanapali AP 453.1
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days392781932178
35 C (95 F): Days5919303
90 F (32.2 C): Days39168192755
20 C (68 F): Tropical nights (min39230192777
25 C (77 F): Days with min9419361
10 mm (0.39 in): Days with 10 mm or more rain4523191815
25 mm (0.98 in): Days with 25 mm or more rain43919079
50 mm (1.97 in): Days with 50 mm or more rain31719371
100 mm (3.94 in): Days with 100 mm or more rain13219071

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1905.

Download the Data

  • Data for Kaanapali AP 453.1 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).