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Built 2026-10-19 (19 October 2026)

Ilha Do Ouro Threshold Days by Year (BR038958510)

3 fixed thresholds counted per year at Ilha Do Ouro (BR038958510): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ilha Do Ouro Thresholds

  • Ilha Do Ouro: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1975 with 55.
  • Ilha Do Ouro: days with 25 mm (0.98 in) or more of precipitation in 11 years, most in 1975 with 7.
  • Ilha Do Ouro: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1969 with 3.
  • 3 fixed thresholds have at least one qualifying day at Ilha Do Ouro.
28 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Ilha Do Ouro Days per year at Ilha Do Ouro with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1975. 02040601937: 81938: 71939: 31940: 51941: 11944: 41945: 31946: 71947: 91948: 121950: 71951: 121953: 51955: 11958: 11963: 31964: 311965: 51966: 31967: 31969: 51974: 21975: 551977: 221978: 191979: 61981: 31983: 41937194019451948195319631966197419781983
Days per year at Ilha Do Ouro with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1975.
Days with 10 mm (0.39 in) or more of precipitation per year at Ilha Do Ouro
YearDaysDecade average
193786
193876
193936
194055.9
194115.9
194445.9
194535.9
194675.9
194795.9
1948125.9
195075.2
1951125.2
195355.2
195515.2
195815.2
196338.3
1964318.3
196558.3
196638.3
196738.3
196958.3
1974220.8
19755520.8
19772220.8
19781920.8
1979620.8
198133.5
198343.5
First to last qualifying date each year at Ilha Do Ouro For each year, a bar from the first to the last day at Ilha Do Ouro meeting 10 mm (0.39 in). 1937: 28 March 1937 to 29 August 19371938: 16 February 1938 to 5 July 19381939: 14 May 1939 to 15 June 19391940: 26 March 1940 to 25 May 19401941: 20 March 1941 to 20 March 19411944: 28 January 1944 to 7 June 19441945: 15 October 1945 to 24 December 19451946: 11 April 1946 to 18 September 19461947: 12 March 1947 to 23 November 19471948: 5 March 1948 to 29 July 19481950: 11 April 1950 to 16 November 19501951: 6 February 1951 to 13 July 19511953: 7 June 1953 to 1 December 19531955: 3 May 1955 to 3 May 19551958: 31 December 1958 to 31 December 19581963: 11 February 1963 to 26 March 19631964: 14 January 1964 to 27 December 19641965: 14 January 1965 to 25 August 19651966: 24 April 1966 to 15 August 19661967: 17 April 1967 to 12 June 19671969: 25 January 1969 to 27 July 19691974: 18 May 1974 to 21 May 19741975: 13 April 1975 to 29 December 19751977: 10 January 1977 to 26 September 19771978: 15 January 1978 to 26 September 19781979: 9 February 1979 to 11 October 19791981: 11 June 1981 to 9 September 19811983: 30 January 1983 to 6 June 19831937194119471953196419691978JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ilha Do Ouro meeting 10 mm (0.39 in).
First to last qualifying date each year at Ilha Do Ouro
YearFirst dateLast date
19371937-03-281937-08-29
19381938-02-161938-07-05
19391939-05-141939-06-15
19401940-03-261940-05-25
19411941-03-201941-03-20
19441944-01-281944-06-07
19451945-10-151945-12-24
19461946-04-111946-09-18
19471947-03-121947-11-23
19481948-03-051948-07-29
19501950-04-111950-11-16
19511951-02-061951-07-13
19531953-06-071953-12-01
19551955-05-031955-05-03
19581958-12-311958-12-31
19631963-02-111963-03-26
19641964-01-141964-12-27
19651965-01-141965-08-25
19661966-04-241966-08-15
19671967-04-171967-06-12
19691969-01-251969-07-27
19741974-05-181974-05-21
19751975-04-131975-12-29
19771977-01-101977-09-26
19781978-01-151978-09-26
19791979-02-091979-10-11
19811981-06-111981-09-09
19831983-01-301983-06-06

Every Fixed Threshold

Fixed thresholds at Ilha Do Ouro
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain285519754
25 mm (0.98 in): Days with 25 mm or more rain11719751
50 mm (1.97 in): Days with 50 mm or more rain3319691

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1937.

Download the Data

  • Data for Ilha Do Ouro 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).