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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Fantan Threshold Days by Year (AM000037791)

3 fixed thresholds counted per year at Fantan (AM000037791): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Fantan Thresholds

  • Fantan: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1963 with 35.
  • Fantan: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1953 with 6.
  • Fantan: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1948 with 1.
  • 3 fixed thresholds have at least one qualifying day at Fantan.
41 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Fantan Days per year at Fantan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 35 in 1963. 0102030401936: 201937: 161938: 171939: 191940: 251941: 101944: 111946: 251948: 191949: 131950: 251952: 151953: 221954: 211955: 261956: 171957: 101958: 221959: 211960: 241961: 101962: 191963: 351964: 131965: 271967: 291969: 221970: 71971: 181973: 221974: 151975: 141976: 271984: 131985: 121986: 251987: 291988: 331989: 181990: 181991: 21193619411950195619611967197419861991
Days per year at Fantan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 35 in 1963.
Days with 10 mm (0.39 in) or more of precipitation per year at Fantan
YearDaysDecade average
19362018
19371618
19381718
19391918
19402517.2
19411017.2
19441117.2
19462517.2
19481917.2
19491317.2
19502519.9
19521519.9
19532219.9
19542119.9
19552619.9
19561719.9
19571019.9
19582219.9
19592119.9
19602422.4
19611022.4
19621922.4
19633522.4
19641322.4
19652722.4
19672922.4
19692222.4
1970717.2
19711817.2
19732217.2
19741517.2
19751417.2
19762717.2
19841321.7
19851221.7
19862521.7
19872921.7
19883321.7
19891821.7
19901819.5
19912119.5
First to last qualifying date each year at Fantan For each year, a bar from the first to the last day at Fantan meeting 10 mm (0.39 in). 1936: 8 February 1936 to 28 November 19361937: 31 January 1937 to 2 December 19371938: 23 February 1938 to 7 November 19381939: 16 March 1939 to 23 December 19391940: 25 February 1940 to 30 December 19401941: 13 January 1941 to 6 December 19411944: 23 February 1944 to 8 November 19441946: 1 January 1946 to 31 December 19461948: 14 March 1948 to 13 November 19481949: 20 January 1949 to 14 November 19491950: 2 January 1950 to 31 December 19501952: 3 February 1952 to 10 December 19521953: 23 January 1953 to 24 November 19531954: 13 January 1954 to 18 September 19541955: 4 March 1955 to 26 December 19551956: 31 January 1956 to 5 December 19561957: 18 January 1957 to 8 December 19571958: 5 January 1958 to 9 December 19581959: 19 January 1959 to 20 December 19591960: 9 January 1960 to 19 November 19601961: 18 January 1961 to 23 December 19611962: 4 January 1962 to 7 December 19621963: 24 January 1963 to 10 December 19631964: 9 February 1964 to 25 November 19641965: 7 February 1965 to 27 December 19651967: 15 January 1967 to 17 December 19671969: 8 February 1969 to 24 December 19691970: 5 February 1970 to 4 December 19701971: 10 February 1971 to 14 December 19711973: 13 January 1973 to 18 December 19731974: 29 March 1974 to 26 November 19741975: 10 February 1975 to 17 November 19751976: 17 January 1976 to 26 December 19761984: 14 February 1984 to 14 December 19841985: 15 January 1985 to 1 December 19851986: 14 January 1986 to 28 November 19861987: 2 January 1987 to 13 December 19871988: 24 January 1988 to 12 December 19881989: 30 May 1989 to 10 December 19891990: 1 April 1990 to 4 December 19901991: 17 January 1991 to 4 December 19911936194419531959196519741987JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Fantan meeting 10 mm (0.39 in).
First to last qualifying date each year at Fantan
YearFirst dateLast date
19361936-02-081936-11-28
19371937-01-311937-12-02
19381938-02-231938-11-07
19391939-03-161939-12-23
19401940-02-251940-12-30
19411941-01-131941-12-06
19441944-02-231944-11-08
19461946-01-011946-12-31
19481948-03-141948-11-13
19491949-01-201949-11-14
19501950-01-021950-12-31
19521952-02-031952-12-10
19531953-01-231953-11-24
19541954-01-131954-09-18
19551955-03-041955-12-26
19561956-01-311956-12-05
19571957-01-181957-12-08
19581958-01-051958-12-09
19591959-01-191959-12-20
19601960-01-091960-11-19
19611961-01-181961-12-23
19621962-01-041962-12-07
19631963-01-241963-12-10
19641964-02-091964-11-25
19651965-02-071965-12-27
19671967-01-151967-12-17
19691969-02-081969-12-24
19701970-02-051970-12-04
19711971-02-101971-12-14
19731973-01-131973-12-18
19741974-03-291974-11-26
19751975-02-101975-11-17
19761976-01-171976-12-26
19841984-02-141984-12-14
19851985-01-151985-12-01
19861986-01-141986-11-28
19871987-01-021987-12-13
19881988-01-241988-12-12
19891989-05-301989-12-10
19901990-04-011990-12-04
19911991-01-171991-12-04

Every Fixed Threshold

Fixed thresholds at Fantan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4135196321
25 mm (0.98 in): Days with 25 mm or more rain38619533
50 mm (1.97 in): Days with 50 mm or more rain4119481

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

  • Data for Fantan 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).