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Built 2026-10-19 (19 October 2026)

Petrolandia (Itaparica) Threshold Days by Year (BR038831420)

4 fixed thresholds counted per year at Petrolandia (Itaparica) (BR038831420): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Petrolandia (Itaparica) Thresholds

  • Petrolandia (Itaparica): days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 1974 with 26.
  • Petrolandia (Itaparica): days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1974 with 14.
  • Petrolandia (Itaparica): days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 1947 with 5.
  • Petrolandia (Itaparica): days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1973 with 2.
  • 4 fixed thresholds have at least one qualifying day at Petrolandia (Itaparica).
45 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Petrolandia (Itaparica) Days per year at Petrolandia (Itaparica) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1974. 01020301935: 31936: 71937: 131939: 61940: 191941: 121942: 31943: 51944: 141945: 101946: 41947: 191948: 61949: 51950: 81951: 31953: 71954: 101955: 51956: 51957: 131958: 11960: 11961: 11962: 71963: 91964: 201965: 151966: 141967: 191968: 121970: 141971: 121972: 111973: 131974: 261975: 201976: 191977: 121978: 181979: 101980: 171981: 161982: 61983: 7193519411946195119571963196819741979
Days per year at Petrolandia (Itaparica) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Petrolandia (Itaparica)
YearDaysDecade average
193537.3
193677.3
1937137.3
193967.3
1940199.7
1941129.7
194239.7
194359.7
1944149.7
1945109.7
194649.7
1947199.7
194869.7
194959.7
195086.5
195136.5
195376.5
1954106.5
195556.5
195656.5
1957136.5
195816.5
1960110.9
1961110.9
1962710.9
1963910.9
19642010.9
19651510.9
19661410.9
19671910.9
19681210.9
19701415.5
19711215.5
19721115.5
19731315.5
19742615.5
19752015.5
19761915.5
19771215.5
19781815.5
19791015.5
19801711.5
19811611.5
1982611.5
1983711.5
First to last qualifying date each year at Petrolandia (Itaparica) For each year, a bar from the first to the last day at Petrolandia (Itaparica) meeting 10 mm (0.39 in). 1935: 25 January 1935 to 17 April 19351936: 8 February 1936 to 23 December 19361937: 27 January 1937 to 8 June 19371939: 14 May 1939 to 22 November 19391940: 4 January 1940 to 31 December 19401941: 26 January 1941 to 12 December 19411942: 3 January 1942 to 26 December 19421943: 28 April 1943 to 15 December 19431944: 19 January 1944 to 27 December 19441945: 9 January 1945 to 23 December 19451946: 14 March 1946 to 21 May 19461947: 23 January 1947 to 3 December 19471948: 4 March 1948 to 12 December 19481949: 11 April 1949 to 28 November 19491950: 12 January 1950 to 15 December 19501951: 22 March 1951 to 26 April 19511953: 15 February 1953 to 28 November 19531954: 26 January 1954 to 28 November 19541955: 19 January 1955 to 20 December 19551956: 1 March 1956 to 1 December 19561957: 7 January 1957 to 22 December 19571958: 16 January 1958 to 16 January 19581960: 30 January 1960 to 30 January 19601961: 24 May 1961 to 24 May 19611962: 5 March 1962 to 18 December 19621963: 17 February 1963 to 27 December 19631964: 13 January 1964 to 7 December 19641965: 15 February 1965 to 28 October 19651966: 25 January 1966 to 21 December 19661967: 26 January 1967 to 29 December 19671968: 23 February 1968 to 7 December 19681970: 12 January 1970 to 24 December 19701971: 26 March 1971 to 10 May 19711972: 13 February 1972 to 22 December 19721973: 10 March 1973 to 25 November 19731974: 13 January 1974 to 3 December 19741975: 11 February 1975 to 6 December 19751976: 19 January 1976 to 30 December 19761977: 12 January 1977 to 30 June 19771978: 21 January 1978 to 17 September 19781979: 10 January 1979 to 29 December 19791980: 5 January 1980 to 20 December 19801981: 20 January 1981 to 16 December 19811982: 28 February 1982 to 27 December 19821983: 22 January 1983 to 30 November 198319351942194819551962196819751981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Petrolandia (Itaparica) meeting 10 mm (0.39 in).
First to last qualifying date each year at Petrolandia (Itaparica)
YearFirst dateLast date
19351935-01-251935-04-17
19361936-02-081936-12-23
19371937-01-271937-06-08
19391939-05-141939-11-22
19401940-01-041940-12-31
19411941-01-261941-12-12
19421942-01-031942-12-26
19431943-04-281943-12-15
19441944-01-191944-12-27
19451945-01-091945-12-23
19461946-03-141946-05-21
19471947-01-231947-12-03
19481948-03-041948-12-12
19491949-04-111949-11-28
19501950-01-121950-12-15
19511951-03-221951-04-26
19531953-02-151953-11-28
19541954-01-261954-11-28
19551955-01-191955-12-20
19561956-03-011956-12-01
19571957-01-071957-12-22
19581958-01-161958-01-16
19601960-01-301960-01-30
19611961-05-241961-05-24
19621962-03-051962-12-18
19631963-02-171963-12-27
19641964-01-131964-12-07
19651965-02-151965-10-28
19661966-01-251966-12-21
19671967-01-261967-12-29
19681968-02-231968-12-07
19701970-01-121970-12-24
19711971-03-261971-05-10
19721972-02-131972-12-22
19731973-03-101973-11-25
19741974-01-131974-12-03
19751975-02-111975-12-06
19761976-01-191976-12-30
19771977-01-121977-06-30
19781978-01-211978-09-17
19791979-01-101979-12-29
19801980-01-051980-12-20
19811981-01-201981-12-16
19821982-02-281982-12-27
19831983-01-221983-11-30

Every Fixed Threshold

Fixed thresholds at Petrolandia (Itaparica)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain452619747
25 mm (0.98 in): Days with 25 mm or more rain401419745
50 mm (1.97 in): Days with 50 mm or more rain26519472
100 mm (3.94 in): Days with 100 mm or more rain5219731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1935.

Download the Data

  • Data for Petrolandia (Itaparica) 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).