Built 2026-10-19 (19 October 2026)

Canton Island Threshold Days by Year (KRW00060703)

9 fixed thresholds counted per year at Canton Island (KRW00060703): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Canton Island Thresholds

  • Canton Island: days with a maximum temperature at or above 30 C (86 F) in 18 years, most in 1960 with 362.
  • Canton Island: days with a maximum temperature at or above 90 F (32.2 C) in 18 years, most in 1958 with 261.
  • Canton Island: nights with a minimum temperature at or above 20 C (68 F) in 18 years, most in 1952 with 366.
  • Canton Island: nights with a minimum temperature at or above 25 C (77 F) in 18 years, most in 1960 with 334.
  • 9 fixed thresholds have at least one qualifying day at Canton Island.
18 years with a qualifying day
Days at or above 30 C (86 F) per year at Canton Island Days per year at Canton Island with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 362 in 1960. 01002003004001950: 2941951: 3451952: 3591953: 3561954: 3531955: 3091956: 3411957: 3601958: 3531959: 3591960: 3621961: 3611962: 3561963: 3611964: 3291965: 3491966: 3522025: 178195019521954195619581960196219641966
Days per year at Canton Island with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 362 in 1960.
Days at or above 30 C (86 F) per year at Canton Island
YearDaysDecade average
1950294342.9
1951345342.9
1952359342.9
1953356342.9
1954353342.9
1955309342.9
1956341342.9
1957360342.9
1958353342.9
1959359342.9
1960362352.9
1961361352.9
1962356352.9
1963361352.9
1964329352.9
1965349352.9
1966352352.9
2025178178
First to last qualifying date each year at Canton Island For each year, a bar from the first to the last day at Canton Island meeting 30 C (86 F). 1950: 1 January 1950 to 29 December 19501951: 6 January 1951 to 31 December 19511952: 1 January 1952 to 31 December 19521953: 1 January 1953 to 31 December 19531954: 1 January 1954 to 30 December 19541955: 16 January 1955 to 30 December 19551956: 2 January 1956 to 31 December 19561957: 1 January 1957 to 31 December 19571958: 1 January 1958 to 31 December 19581959: 1 January 1959 to 31 December 19591960: 1 January 1960 to 31 December 19601961: 2 January 1961 to 31 December 19611962: 1 January 1962 to 31 December 19621963: 1 January 1963 to 31 December 19631964: 1 January 1964 to 31 December 19641965: 2 January 1965 to 31 December 19651966: 1 January 1966 to 31 December 19662025: 2 January 2025 to 26 December 2025195019531956195919621965JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Canton Island meeting 30 C (86 F).
First to last qualifying date each year at Canton Island
YearFirst dateLast date
19501950-01-011950-12-29
19511951-01-061951-12-31
19521952-01-011952-12-31
19531953-01-011953-12-31
19541954-01-011954-12-30
19551955-01-161955-12-30
19561956-01-021956-12-31
19571957-01-011957-12-31
19581958-01-011958-12-31
19591959-01-011959-12-31
19601960-01-011960-12-31
19611961-01-021961-12-31
19621962-01-011962-12-31
19631963-01-011963-12-31
19641964-01-011964-12-31
19651965-01-021965-12-31
19661966-01-011966-12-31
20252025-01-022025-12-26

Every Fixed Threshold

Fixed thresholds at Canton Island
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days183621960178
35 C (95 F): Days64019511
90 F (32.2 C): Days182611958109
20 C (68 F): Tropical nights (min183661952192
25 C (77 F): Days with min183341960184
10 mm (0.39 in): Days with 10 mm or more rain1745195827
25 mm (0.98 in): Days with 25 mm or more rain1722195813
50 mm (1.97 in): Days with 50 mm or more rain14619585
100 mm (3.94 in): Days with 100 mm or more rain3119591

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Canton Island 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).