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Built 2026-10-19 (19 October 2026)

Manuel Ribeiro Threshold Days by Year (BR002242010)

5 fixed thresholds counted per year at Manuel Ribeiro (BR002242010): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Manuel Ribeiro Thresholds

  • Manuel Ribeiro: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 1988 with 54.
  • Manuel Ribeiro: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1988 with 32.
  • Manuel Ribeiro: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1988 with 10.
  • Manuel Ribeiro: days with 100 mm (3.94 in) or more of precipitation in 8 years, most in 1990 with 3.
  • 5 fixed thresholds have at least one qualifying day at Manuel Ribeiro.
31 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Manuel Ribeiro Days per year at Manuel Ribeiro with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1988. 02040601968: 371969: 441970: 371972: 331973: 521974: 371975: 381976: 531977: 331978: 311979: 491980: 441981: 341982: 361983: 481984: 271985: 491986: 341987: 481988: 541989: 321990: 321991: 421992: 361993: 331994: 341995: 461996: 451997: 261998: 461999: 4419681973197719811985198919931997
Days per year at Manuel Ribeiro with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1988.
Days with 10 mm (0.39 in) or more of precipitation per year at Manuel Ribeiro
YearDaysDecade average
19683740.5
19694440.5
19703740.3
19723340.3
19735240.3
19743740.3
19753840.3
19765340.3
19773340.3
19783140.3
19794940.3
19804440.6
19813440.6
19823640.6
19834840.6
19842740.6
19854940.6
19863440.6
19874840.6
19885440.6
19893240.6
19903238.4
19914238.4
19923638.4
19933338.4
19943438.4
19954638.4
19964538.4
19972638.4
19984638.4
19994438.4
First to last qualifying date each year at Manuel Ribeiro For each year, a bar from the first to the last day at Manuel Ribeiro meeting 10 mm (0.39 in). 1968: 3 January 1968 to 3 December 19681969: 8 January 1969 to 25 December 19691970: 9 January 1970 to 20 December 19701972: 6 January 1972 to 10 December 19721973: 10 January 1973 to 31 December 19731974: 27 January 1974 to 25 December 19741975: 1 January 1975 to 27 December 19751976: 8 January 1976 to 26 December 19761977: 20 January 1977 to 20 December 19771978: 2 January 1978 to 28 December 19781979: 3 January 1979 to 27 December 19791980: 1 January 1980 to 26 December 19801981: 16 January 1981 to 28 December 19811982: 2 January 1982 to 29 December 19821983: 2 January 1983 to 26 December 19831984: 23 January 1984 to 26 December 19841985: 10 January 1985 to 30 December 19851986: 22 January 1986 to 30 December 19861987: 4 January 1987 to 14 December 19871988: 1 January 1988 to 30 December 19881989: 1 January 1989 to 21 December 19891990: 4 January 1990 to 23 December 19901991: 5 January 1991 to 28 December 19911992: 11 January 1992 to 12 December 19921993: 13 January 1993 to 31 December 19931994: 9 January 1994 to 24 December 19941995: 29 January 1995 to 30 December 19951996: 3 January 1996 to 26 December 19961997: 3 January 1997 to 17 December 19971998: 3 January 1998 to 29 December 19981999: 6 January 1999 to 23 December 199919681973197719811985198919931997JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Manuel Ribeiro meeting 10 mm (0.39 in).
First to last qualifying date each year at Manuel Ribeiro
YearFirst dateLast date
19681968-01-031968-12-03
19691969-01-081969-12-25
19701970-01-091970-12-20
19721972-01-061972-12-10
19731973-01-101973-12-31
19741974-01-271974-12-25
19751975-01-011975-12-27
19761976-01-081976-12-26
19771977-01-201977-12-20
19781978-01-021978-12-28
19791979-01-031979-12-27
19801980-01-011980-12-26
19811981-01-161981-12-28
19821982-01-021982-12-29
19831983-01-021983-12-26
19841984-01-231984-12-26
19851985-01-101985-12-30
19861986-01-221986-12-30
19871987-01-041987-12-14
19881988-01-011988-12-30
19891989-01-011989-12-21
19901990-01-041990-12-23
19911991-01-051991-12-28
19921992-01-111992-12-12
19931993-01-131993-12-31
19941994-01-091994-12-24
19951995-01-291995-12-30
19961996-01-031996-12-26
19971997-01-031997-12-17
19981998-01-031998-12-29
19991999-01-061999-12-23

Every Fixed Threshold

Fixed thresholds at Manuel Ribeiro
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3154198844
25 mm (0.98 in): Days with 25 mm or more rain3132198812
50 mm (1.97 in): Days with 50 mm or more rain301019883
100 mm (3.94 in): Days with 100 mm or more rain8319902
200 mm (7.87 in): Days with 200 mm or more rain1119901

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Manuel Ribeiro 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).