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Built 2026-10-19 (19 October 2026)

Hartebeesthoek Threshold Days by Year (SF001701370)

3 fixed thresholds counted per year at Hartebeesthoek (SF001701370): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hartebeesthoek Thresholds

  • Hartebeesthoek: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1976 with 23.
  • Hartebeesthoek: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1976 with 9.
  • Hartebeesthoek: days with 50 mm (1.97 in) or more of precipitation in 11 years, most in 1974 with 4.
  • 3 fixed thresholds have at least one qualifying day at Hartebeesthoek.
59 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Hartebeesthoek Days per year at Hartebeesthoek with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1976. 01020301921: 131922: 61923: 121924: 51926: 41927: 41928: 71929: 91930: 81932: 61935: 101936: 91937: 51938: 61939: 121940: 101941: 121942: 91943: 91944: 31945: 51946: 121947: 61948: 141949: 71950: 141951: 51952: 101953: 61954: 41955: 101956: 111957: 111958: 151959: 101960: 111961: 181962: 61963: 131964: 71965: 141966: 101967: 121968: 41969: 91970: 71971: 141972: 71973: 111974: 181975: 111976: 231977: 141978: 81979: 81980: 71981: 191982: 71983: 121921192819371943194919551961196719731979
Days per year at Hartebeesthoek with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1976.
Days with 10 mm (0.39 in) or more of precipitation per year at Hartebeesthoek
YearDaysDecade average
1921137.5
192267.5
1923127.5
192457.5
192647.5
192747.5
192877.5
192997.5
193088
193268
1935108
193698
193758
193868
1939128
1940108.7
1941128.7
194298.7
194398.7
194438.7
194558.7
1946128.7
194768.7
1948148.7
194978.7
1950149.6
195159.6
1952109.6
195369.6
195449.6
1955109.6
1956119.6
1957119.6
1958159.6
1959109.6
19601110.4
19611810.4
1962610.4
19631310.4
1964710.4
19651410.4
19661010.4
19671210.4
1968410.4
1969910.4
1970712.1
19711412.1
1972712.1
19731112.1
19741812.1
19751112.1
19762312.1
19771412.1
1978812.1
1979812.1
1980711.3
19811911.3
1982711.3
19831211.3
First to last qualifying date each year at Hartebeesthoek For each year, a bar from the first to the last day at Hartebeesthoek meeting 10 mm (0.39 in). 1921: 3 February 1921 to 5 December 19211922: 11 January 1922 to 20 November 19221923: 14 January 1923 to 20 November 19231924: 11 March 1924 to 6 December 19241926: 6 March 1926 to 17 November 19261927: 26 July 1927 to 1 December 19271928: 5 January 1928 to 26 October 19281929: 4 March 1929 to 10 December 19291930: 16 January 1930 to 16 November 19301932: 30 January 1932 to 16 September 19321935: 13 January 1935 to 15 December 19351936: 6 February 1936 to 13 November 19361937: 28 January 1937 to 5 December 19371938: 19 January 1938 to 7 July 19381939: 20 January 1939 to 5 November 19391940: 29 January 1940 to 12 September 19401941: 5 January 1941 to 28 September 19411942: 2 March 1942 to 3 December 19421943: 3 February 1943 to 31 December 19431944: 6 March 1944 to 10 March 19441945: 7 March 1945 to 12 July 19451946: 10 January 1946 to 26 November 19461947: 9 February 1947 to 4 December 19471948: 25 January 1948 to 11 October 19481949: 27 February 1949 to 11 May 19491950: 5 January 1950 to 29 December 19501951: 1 January 1951 to 4 October 19511952: 6 February 1952 to 25 November 19521953: 8 February 1953 to 20 December 19531954: 13 March 1954 to 1 May 19541955: 18 February 1955 to 20 December 19551956: 21 January 1956 to 7 December 19561957: 31 January 1957 to 31 December 19571958: 2 January 1958 to 27 December 19581959: 24 January 1959 to 6 December 19591960: 23 January 1960 to 25 November 19601961: 2 January 1961 to 17 December 19611962: 18 January 1962 to 19 November 19621963: 2 January 1963 to 8 December 19631964: 31 March 1964 to 4 November 19641965: 14 January 1965 to 15 November 19651966: 19 January 1966 to 19 December 19661967: 29 January 1967 to 23 November 19671968: 12 March 1968 to 6 April 19681969: 26 February 1969 to 21 October 19691970: 4 February 1970 to 11 October 19701971: 14 January 1971 to 2 December 19711972: 6 January 1972 to 14 October 19721973: 17 February 1973 to 21 December 19731974: 14 January 1974 to 28 October 19741975: 22 January 1975 to 17 December 19751976: 5 January 1976 to 5 November 19761977: 27 January 1977 to 30 November 19771978: 8 January 1978 to 8 December 19781979: 25 January 1979 to 11 November 19791980: 11 March 1980 to 22 November 19801981: 24 January 1981 to 5 December 19811982: 7 February 1982 to 4 December 19821983: 31 January 1983 to 31 December 198319211930194119491957196519731981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Hartebeesthoek meeting 10 mm (0.39 in).
First to last qualifying date each year at Hartebeesthoek
YearFirst dateLast date
19211921-02-031921-12-05
19221922-01-111922-11-20
19231923-01-141923-11-20
19241924-03-111924-12-06
19261926-03-061926-11-17
19271927-07-261927-12-01
19281928-01-051928-10-26
19291929-03-041929-12-10
19301930-01-161930-11-16
19321932-01-301932-09-16
19351935-01-131935-12-15
19361936-02-061936-11-13
19371937-01-281937-12-05
19381938-01-191938-07-07
19391939-01-201939-11-05
19401940-01-291940-09-12
19411941-01-051941-09-28
19421942-03-021942-12-03
19431943-02-031943-12-31
19441944-03-061944-03-10
19451945-03-071945-07-12
19461946-01-101946-11-26
19471947-02-091947-12-04
19481948-01-251948-10-11
19491949-02-271949-05-11
19501950-01-051950-12-29
19511951-01-011951-10-04
19521952-02-061952-11-25
19531953-02-081953-12-20
19541954-03-131954-05-01
19551955-02-181955-12-20
19561956-01-211956-12-07
19571957-01-311957-12-31
19581958-01-021958-12-27
19591959-01-241959-12-06
19601960-01-231960-11-25
19611961-01-021961-12-17
19621962-01-181962-11-19
19631963-01-021963-12-08
19641964-03-311964-11-04
19651965-01-141965-11-15
19661966-01-191966-12-19
19671967-01-291967-11-23
19681968-03-121968-04-06
19691969-02-261969-10-21
19701970-02-041970-10-11
19711971-01-141971-12-02
19721972-01-061972-10-14
19731973-02-171973-12-21
19741974-01-141974-10-28
19751975-01-221975-12-17
19761976-01-051976-11-05
19771977-01-271977-11-30
19781978-01-081978-12-08
19791979-01-251979-11-11
19801980-03-111980-11-22
19811981-01-241981-12-05
19821982-02-071982-12-04
19831983-01-311983-12-31

Every Fixed Threshold

Fixed thresholds at Hartebeesthoek
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5923197612
25 mm (0.98 in): Days with 25 mm or more rain50919762
50 mm (1.97 in): Days with 50 mm or more rain11419742

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1921.

Download the Data

  • Data for Hartebeesthoek 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).