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Built 2026-10-19 (19 October 2026)

Joao Dias Threshold Days by Year (BR038245420)

4 fixed thresholds counted per year at Joao Dias (BR038245420): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Joao Dias Thresholds

  • Joao Dias: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 1963 with 51.
  • Joao Dias: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1974 with 29.
  • Joao Dias: days with 50 mm (1.97 in) or more of precipitation in 41 years, most in 1963 with 10.
  • Joao Dias: days with 100 mm (3.94 in) or more of precipitation in 15 years, most in 1967 with 3.
  • 4 fixed thresholds have at least one qualifying day at Joao Dias.
45 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Joao Dias Days per year at Joao Dias with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 51 in 1963. 02040601934: 411935: 471936: 121937: 311938: 211939: 281940: 461941: 181942: 121943: 181944: 161945: 331946: 191947: 341948: 201949: 211950: 221951: 191952: 211953: 151954: 211955: 291956: 191957: 251958: 141959: 271963: 511965: 321966: 251967: 381968: 291969: 271970: 221971: 401972: 271973: 321974: 451975: 351976: 271977: 431978: 261979: 281981: 241982: 221983: 11193419391944194919541959196819731978
Days per year at Joao Dias with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 51 in 1963.
Days with 10 mm (0.39 in) or more of precipitation per year at Joao Dias
YearDaysDecade average
19344130
19354730
19361230
19373130
19382130
19392830
19404623.7
19411823.7
19421223.7
19431823.7
19441623.7
19453323.7
19461923.7
19473423.7
19482023.7
19492123.7
19502221.2
19511921.2
19522121.2
19531521.2
19542121.2
19552921.2
19561921.2
19572521.2
19581421.2
19592721.2
19635133.7
19653233.7
19662533.7
19673833.7
19682933.7
19692733.7
19702232.5
19714032.5
19722732.5
19733232.5
19744532.5
19753532.5
19762732.5
19774332.5
19782632.5
19792832.5
19812419
19822219
19831119
First to last qualifying date each year at Joao Dias For each year, a bar from the first to the last day at Joao Dias meeting 10 mm (0.39 in). 1934: 7 February 1934 to 21 December 19341935: 14 January 1935 to 29 December 19351936: 2 January 1936 to 27 June 19361937: 7 February 1937 to 14 July 19371938: 6 January 1938 to 3 June 19381939: 6 January 1939 to 14 December 19391940: 4 January 1940 to 24 July 19401941: 9 January 1941 to 18 November 19411942: 9 February 1942 to 3 May 19421943: 31 January 1943 to 26 December 19431944: 18 January 1944 to 14 June 19441945: 8 January 1945 to 28 September 19451946: 6 January 1946 to 21 December 19461947: 21 January 1947 to 6 December 19471948: 19 January 1948 to 1 December 19481949: 2 February 1949 to 27 November 19491950: 13 January 1950 to 26 December 19501951: 4 February 1951 to 14 December 19511952: 31 January 1952 to 26 May 19521953: 6 March 1953 to 3 December 19531954: 15 February 1954 to 31 May 19541955: 19 January 1955 to 27 October 19551956: 10 February 1956 to 29 June 19561957: 6 January 1957 to 21 May 19571958: 14 January 1958 to 20 July 19581959: 20 January 1959 to 27 June 19591963: 12 January 1963 to 31 December 19631965: 24 January 1965 to 27 December 19651966: 26 January 1966 to 24 July 19661967: 2 February 1967 to 29 December 19671968: 1 January 1968 to 28 December 19681969: 25 January 1969 to 29 June 19691970: 6 January 1970 to 8 October 19701971: 12 January 1971 to 8 December 19711972: 7 January 1972 to 21 December 19721973: 9 January 1973 to 21 December 19731974: 18 January 1974 to 6 December 19741975: 9 January 1975 to 28 December 19751976: 9 January 1976 to 20 December 19761977: 5 January 1977 to 16 December 19771978: 12 January 1978 to 23 December 19781979: 2 January 1979 to 15 December 19791981: 18 January 1981 to 12 December 19811982: 22 January 1982 to 28 October 19821983: 5 March 1983 to 23 June 198319341940194619521958196819741981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Joao Dias meeting 10 mm (0.39 in).
First to last qualifying date each year at Joao Dias
YearFirst dateLast date
19341934-02-071934-12-21
19351935-01-141935-12-29
19361936-01-021936-06-27
19371937-02-071937-07-14
19381938-01-061938-06-03
19391939-01-061939-12-14
19401940-01-041940-07-24
19411941-01-091941-11-18
19421942-02-091942-05-03
19431943-01-311943-12-26
19441944-01-181944-06-14
19451945-01-081945-09-28
19461946-01-061946-12-21
19471947-01-211947-12-06
19481948-01-191948-12-01
19491949-02-021949-11-27
19501950-01-131950-12-26
19511951-02-041951-12-14
19521952-01-311952-05-26
19531953-03-061953-12-03
19541954-02-151954-05-31
19551955-01-191955-10-27
19561956-02-101956-06-29
19571957-01-061957-05-21
19581958-01-141958-07-20
19591959-01-201959-06-27
19631963-01-121963-12-31
19651965-01-241965-12-27
19661966-01-261966-07-24
19671967-02-021967-12-29
19681968-01-011968-12-28
19691969-01-251969-06-29
19701970-01-061970-10-08
19711971-01-121971-12-08
19721972-01-071972-12-21
19731973-01-091973-12-21
19741974-01-181974-12-06
19751975-01-091975-12-28
19761976-01-091976-12-20
19771977-01-051977-12-16
19781978-01-121978-12-23
19791979-01-021979-12-15
19811981-01-181981-12-12
19821982-01-221982-10-28
19831983-03-051983-06-23

Every Fixed Threshold

Fixed thresholds at Joao Dias
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4551196311
25 mm (0.98 in): Days with 25 mm or more rain452919744
50 mm (1.97 in): Days with 50 mm or more rain411019635
100 mm (3.94 in): Days with 100 mm or more rain15319671

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1934.

Download the Data

  • Data for Joao Dias 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).