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

Jhb-Royal Golf Club Threshold Days by Year (SF004761600)

3 fixed thresholds counted per year at Jhb-Royal Golf Club (SF004761600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jhb-Royal Golf Club Thresholds

  • Jhb-Royal Golf Club: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1957 with 37.
  • Jhb-Royal Golf Club: days with 25 mm (0.98 in) or more of precipitation in 59 years, most in 1974 with 13.
  • Jhb-Royal Golf Club: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1944 with 4.
  • 3 fixed thresholds have at least one qualifying day at Jhb-Royal Golf Club.
60 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Jhb-Royal Golf Club Days per year at Jhb-Royal Golf Club with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1957. 0102030401930: 221931: 221932: 131933: 251934: 281935: 131936: 221937: 281938: 241939: 321940: 251941: 211942: 331943: 231944: 261945: 171946: 291947: 241948: 151949: 291950: 251951: 211952: 221953: 211954: 191955: 341956: 241957: 371958: 311959: 211960: 251961: 281962: 201963: 251964: 251965: 151966: 281967: 301968: 261969: 211970: 231971: 371972: 231973: 251974: 331975: 301976: 331977: 291978: 291979: 251980: 301981: 271982: 251983: 251984: 191985: 201986: 251987: 361988: 251989: 261930193619421948195419601966197219781984
Days per year at Jhb-Royal Golf Club with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1957.
Days with 10 mm (0.39 in) or more of precipitation per year at Jhb-Royal Golf Club
YearDaysDecade average
19302222.9
19312222.9
19321322.9
19332522.9
19342822.9
19351322.9
19362222.9
19372822.9
19382422.9
19393222.9
19402524.2
19412124.2
19423324.2
19432324.2
19442624.2
19451724.2
19462924.2
19472424.2
19481524.2
19492924.2
19502525.5
19512125.5
19522225.5
19532125.5
19541925.5
19553425.5
19562425.5
19573725.5
19583125.5
19592125.5
19602524.3
19612824.3
19622024.3
19632524.3
19642524.3
19651524.3
19662824.3
19673024.3
19682624.3
19692124.3
19702328.7
19713728.7
19722328.7
19732528.7
19743328.7
19753028.7
19763328.7
19772928.7
19782928.7
19792528.7
19803025.8
19812725.8
19822525.8
19832525.8
19841925.8
19852025.8
19862525.8
19873625.8
19882525.8
19892625.8
First to last qualifying date each year at Jhb-Royal Golf Club For each year, a bar from the first to the last day at Jhb-Royal Golf Club meeting 10 mm (0.39 in). 1930: 1 January 1930 to 23 December 19301931: 7 January 1931 to 26 December 19311932: 6 January 1932 to 24 December 19321933: 14 January 1933 to 31 December 19331934: 2 January 1934 to 10 December 19341935: 10 January 1935 to 29 December 19351936: 7 January 1936 to 28 December 19361937: 3 January 1937 to 30 December 19371938: 16 January 1938 to 31 December 19381939: 1 January 1939 to 13 December 19391940: 5 February 1940 to 27 December 19401941: 21 January 1941 to 11 December 19411942: 2 January 1942 to 31 December 19421943: 4 February 1943 to 21 November 19431944: 2 January 1944 to 31 December 19441945: 19 January 1945 to 30 December 19451946: 2 January 1946 to 22 December 19461947: 3 January 1947 to 30 December 19471948: 4 January 1948 to 23 November 19481949: 1 January 1949 to 29 December 19491950: 8 January 1950 to 30 December 19501951: 1 January 1951 to 22 December 19511952: 3 January 1952 to 24 December 19521953: 3 January 1953 to 16 December 19531954: 2 January 1954 to 11 December 19541955: 2 January 1955 to 30 December 19551956: 13 January 1956 to 22 December 19561957: 11 January 1957 to 6 December 19571958: 9 January 1958 to 16 December 19581959: 22 January 1959 to 31 December 19591960: 16 January 1960 to 26 December 19601961: 14 January 1961 to 26 December 19611962: 4 January 1962 to 30 December 19621963: 6 January 1963 to 30 December 19631964: 5 January 1964 to 28 December 19641965: 7 January 1965 to 15 December 19651966: 9 January 1966 to 20 December 19661967: 3 January 1967 to 28 December 19671968: 6 January 1968 to 9 December 19681969: 28 January 1969 to 18 December 19691970: 5 January 1970 to 25 December 19701971: 1 January 1971 to 27 December 19711972: 3 January 1972 to 25 December 19721973: 2 January 1973 to 18 December 19731974: 5 January 1974 to 27 December 19741975: 8 January 1975 to 26 December 19751976: 6 January 1976 to 22 December 19761977: 19 January 1977 to 31 December 19771978: 1 January 1978 to 21 December 19781979: 12 January 1979 to 24 December 19791980: 5 January 1980 to 30 December 19801981: 20 January 1981 to 27 December 19811982: 5 January 1982 to 30 December 19821983: 14 January 1983 to 31 December 19831984: 12 January 1984 to 15 December 19841985: 15 January 1985 to 29 December 19851986: 2 January 1986 to 27 December 19861987: 7 January 1987 to 27 December 19871988: 7 January 1988 to 23 December 19881989: 3 January 1989 to 28 December 198919301938194619541962197019781986JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Jhb-Royal Golf Club meeting 10 mm (0.39 in).
First to last qualifying date each year at Jhb-Royal Golf Club
YearFirst dateLast date
19301930-01-011930-12-23
19311931-01-071931-12-26
19321932-01-061932-12-24
19331933-01-141933-12-31
19341934-01-021934-12-10
19351935-01-101935-12-29
19361936-01-071936-12-28
19371937-01-031937-12-30
19381938-01-161938-12-31
19391939-01-011939-12-13
19401940-02-051940-12-27
19411941-01-211941-12-11
19421942-01-021942-12-31
19431943-02-041943-11-21
19441944-01-021944-12-31
19451945-01-191945-12-30
19461946-01-021946-12-22
19471947-01-031947-12-30
19481948-01-041948-11-23
19491949-01-011949-12-29
19501950-01-081950-12-30
19511951-01-011951-12-22
19521952-01-031952-12-24
19531953-01-031953-12-16
19541954-01-021954-12-11
19551955-01-021955-12-30
19561956-01-131956-12-22
19571957-01-111957-12-06
19581958-01-091958-12-16
19591959-01-221959-12-31
19601960-01-161960-12-26
19611961-01-141961-12-26
19621962-01-041962-12-30
19631963-01-061963-12-30
19641964-01-051964-12-28
19651965-01-071965-12-15
19661966-01-091966-12-20
19671967-01-031967-12-28
19681968-01-061968-12-09
19691969-01-281969-12-18
19701970-01-051970-12-25
19711971-01-011971-12-27
19721972-01-031972-12-25
19731973-01-021973-12-18
19741974-01-051974-12-27
19751975-01-081975-12-26
19761976-01-061976-12-22
19771977-01-191977-12-31
19781978-01-011978-12-21
19791979-01-121979-12-24
19801980-01-051980-12-30
19811981-01-201981-12-27
19821982-01-051982-12-30
19831983-01-141983-12-31
19841984-01-121984-12-15
19851985-01-151985-12-29
19861986-01-021986-12-27
19871987-01-071987-12-27
19881988-01-071988-12-23
19891989-01-031989-12-28

Every Fixed Threshold

Fixed thresholds at Jhb-Royal Golf Club
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6037195726
25 mm (0.98 in): Days with 25 mm or more rain5913197411
50 mm (1.97 in): Days with 50 mm or more rain36419441

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1930.

Download the Data

  • Data for Jhb-Royal Golf Club 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).