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Built 2026-10-19 (19 October 2026)

Caipu Threshold Days by Year (BR038312390)

4 fixed thresholds counted per year at Caipu (BR038312390): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Caipu Thresholds

  • Caipu: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1974 with 70.
  • Caipu: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 1974 with 27.
  • Caipu: days with 50 mm (1.97 in) or more of precipitation in 47 years, most in 1974 with 11.
  • Caipu: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1967 with 2.
  • 4 fixed thresholds have at least one qualifying day at Caipu.
48 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Caipu Days per year at Caipu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 70 in 1974. 0204060801936: 221937: 211938: 251939: 311940: 301941: 191942: 121943: 251944: 161945: 241946: 271947: 431948: 341949: 301950: 331951: 271952: 221953: 181954: 251955: 331956: 411957: 281958: 161959: 351960: 61961: 381962: 301963: 421964: 511965: 381966: 221967: 351968: 311969: 281970: 151971: 291972: 291973: 431974: 701975: 381976: 351977: 441978: 301979: 201980: 231981: 261982: 261983: 101936194119461951195619611966197119761981
Days per year at Caipu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 70 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Caipu
YearDaysDecade average
19362224.8
19372124.8
19382524.8
19393124.8
19403026
19411926
19421226
19432526
19441626
19452426
19462726
19474326
19483426
19493026
19503327.8
19512727.8
19522227.8
19531827.8
19542527.8
19553327.8
19564127.8
19572827.8
19581627.8
19593527.8
1960632.1
19613832.1
19623032.1
19634232.1
19645132.1
19653832.1
19662232.1
19673532.1
19683132.1
19692832.1
19701535.3
19712935.3
19722935.3
19734335.3
19747035.3
19753835.3
19763535.3
19774435.3
19783035.3
19792035.3
19802321.3
19812621.3
19822621.3
19831021.3
First to last qualifying date each year at Caipu For each year, a bar from the first to the last day at Caipu meeting 10 mm (0.39 in). 1936: 23 January 1936 to 12 December 19361937: 30 January 1937 to 25 December 19371938: 7 January 1938 to 10 September 19381939: 4 February 1939 to 29 December 19391940: 4 January 1940 to 11 December 19401941: 6 January 1941 to 6 November 19411942: 9 February 1942 to 15 December 19421943: 11 January 1943 to 22 December 19431944: 25 February 1944 to 25 December 19441945: 4 January 1945 to 5 November 19451946: 2 January 1946 to 22 December 19461947: 23 January 1947 to 20 December 19471948: 1 January 1948 to 22 December 19481949: 2 February 1949 to 26 December 19491950: 10 February 1950 to 27 December 19501951: 10 January 1951 to 21 December 19511952: 15 January 1952 to 16 December 19521953: 25 February 1953 to 27 November 19531954: 21 January 1954 to 18 December 19541955: 19 January 1955 to 11 December 19551956: 2 February 1956 to 30 December 19561957: 1 January 1957 to 5 December 19571958: 14 February 1958 to 6 December 19581959: 12 January 1959 to 24 November 19591960: 6 January 1960 to 21 May 19601961: 19 January 1961 to 22 October 19611962: 23 January 1962 to 16 December 19621963: 23 January 1963 to 30 December 19631964: 5 January 1964 to 14 November 19641965: 6 January 1965 to 8 October 19651966: 31 January 1966 to 26 December 19661967: 1 January 1967 to 29 December 19671968: 9 January 1968 to 20 December 19681969: 3 January 1969 to 26 October 19691970: 19 January 1970 to 13 November 19701971: 26 January 1971 to 23 October 19711972: 8 January 1972 to 31 December 19721973: 9 January 1973 to 22 December 19731974: 13 January 1974 to 28 December 19741975: 19 January 1975 to 28 December 19751976: 9 January 1976 to 21 December 19761977: 5 January 1977 to 31 December 19771978: 15 January 1978 to 28 November 19781979: 15 January 1979 to 14 December 19791980: 5 January 1980 to 30 December 19801981: 8 January 1981 to 24 December 19811982: 7 January 1982 to 31 December 19821983: 4 February 1983 to 27 December 198319361942194819541960196619721978JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Caipu meeting 10 mm (0.39 in).
First to last qualifying date each year at Caipu
YearFirst dateLast date
19361936-01-231936-12-12
19371937-01-301937-12-25
19381938-01-071938-09-10
19391939-02-041939-12-29
19401940-01-041940-12-11
19411941-01-061941-11-06
19421942-02-091942-12-15
19431943-01-111943-12-22
19441944-02-251944-12-25
19451945-01-041945-11-05
19461946-01-021946-12-22
19471947-01-231947-12-20
19481948-01-011948-12-22
19491949-02-021949-12-26
19501950-02-101950-12-27
19511951-01-101951-12-21
19521952-01-151952-12-16
19531953-02-251953-11-27
19541954-01-211954-12-18
19551955-01-191955-12-11
19561956-02-021956-12-30
19571957-01-011957-12-05
19581958-02-141958-12-06
19591959-01-121959-11-24
19601960-01-061960-05-21
19611961-01-191961-10-22
19621962-01-231962-12-16
19631963-01-231963-12-30
19641964-01-051964-11-14
19651965-01-061965-10-08
19661966-01-311966-12-26
19671967-01-011967-12-29
19681968-01-091968-12-20
19691969-01-031969-10-26
19701970-01-191970-11-13
19711971-01-261971-10-23
19721972-01-081972-12-31
19731973-01-091973-12-22
19741974-01-131974-12-28
19751975-01-191975-12-28
19761976-01-091976-12-21
19771977-01-051977-12-31
19781978-01-151978-11-28
19791979-01-151979-12-14
19801980-01-051980-12-30
19811981-01-081981-12-24
19821982-01-071982-12-31
19831983-02-041983-12-27

Every Fixed Threshold

Fixed thresholds at Caipu
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4870197410
25 mm (0.98 in): Days with 25 mm or more rain482719745
50 mm (1.97 in): Days with 50 mm or more rain471119741
100 mm (3.94 in): Days with 100 mm or more rain13219671

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 Caipu 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).