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Built 2026-10-15 (15 October 2026)

Passo Do Prata Threshold Days by Year

4 fixed thresholds counted per year at Passo Do Prata (BR002851021): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Passo Do Prata Thresholds

  • Passo Do Prata: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 1961 with 83.
  • Passo Do Prata: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1983 with 40.
  • Passo Do Prata: days with 50 mm (1.97 in) or more of precipitation in 39 years, most in 1983 with 15.
  • Passo Do Prata: days with 100 mm (3.94 in) or more of precipitation in 6 years, most in 1959 with 1.
  • 4 fixed thresholds have at least one qualifying day at Passo Do Prata.
40 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Passo Do Prata Days per year at Passo Do Prata with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 83 in 1961. 02550751001958: 501959: 591960: 561961: 831962: 371963: 711964: 551965: 671966: 691967: 501968: 461969: 441970: 631971: 561972: 731973: 591974: 421975: 511976: 571977: 561978: 571979: 591980: 621981: 531982: 511983: 711984: 701985: 491986: 561987: 591988: 451989: 541990: 521991: 371992: 551993: 571994: 571995: 491996: 491997: 551958196219661970197419781982198619901994
Days per year at Passo Do Prata with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 83 in 1961.
Days with 10 mm (0.39 in) or more of precipitation per year at Passo Do Prata
YearDaysDecade average
19585054.5
19595954.5
19605657.8
19618357.8
19623757.8
19637157.8
19645557.8
19656757.8
19666957.8
19675057.8
19684657.8
19694457.8
19706357.3
19715657.3
19727357.3
19735957.3
19744257.3
19755157.3
19765757.3
19775657.3
19785757.3
19795957.3
19806257
19815357
19825157
19837157
19847057
19854957
19865657
19875957
19884557
19895457
19905251.4
19913751.4
19925551.4
19935751.4
19945751.4
19954951.4
19964951.4
19975551.4
First to last qualifying date each year at Passo Do Prata For each year, a bar from the first to the last day at Passo Do Prata meeting 10 mm (0.39 in). 1958: 16 January 1958 to 18 December 19581959: 4 January 1959 to 31 December 19591960: 6 January 1960 to 18 December 19601961: 1 January 1961 to 29 December 19611962: 3 January 1962 to 12 December 19621963: 4 January 1963 to 31 December 19631964: 7 January 1964 to 28 December 19641965: 4 January 1965 to 26 December 19651966: 3 January 1966 to 20 December 19661967: 5 January 1967 to 21 December 19671968: 2 January 1968 to 28 December 19681969: 2 January 1969 to 23 December 19691970: 6 January 1970 to 29 December 19701971: 1 January 1971 to 22 December 19711972: 5 January 1972 to 11 December 19721973: 8 January 1973 to 31 December 19731974: 8 January 1974 to 28 December 19741975: 6 January 1975 to 19 December 19751976: 2 January 1976 to 20 December 19761977: 2 January 1977 to 22 December 19771978: 1 January 1978 to 26 December 19781979: 2 January 1979 to 15 December 19791980: 7 January 1980 to 29 December 19801981: 7 January 1981 to 28 December 19811982: 8 January 1982 to 24 December 19821983: 5 January 1983 to 29 December 19831984: 7 January 1984 to 30 December 19841985: 16 January 1985 to 26 December 19851986: 1 January 1986 to 25 December 19861987: 6 January 1987 to 30 December 19871988: 6 January 1988 to 28 December 19881989: 9 January 1989 to 29 December 19891990: 14 January 1990 to 24 December 19901991: 17 January 1991 to 27 December 19911992: 2 January 1992 to 18 December 19921993: 2 January 1993 to 28 December 19931994: 10 January 1994 to 30 December 19941995: 6 January 1995 to 26 December 19951996: 6 January 1996 to 7 December 19961997: 20 January 1997 to 31 December 199719581963196819731978198319881993JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Passo Do Prata meeting 10 mm (0.39 in).
First to last qualifying date each year at Passo Do Prata
YearFirst dateLast date
19581958-01-161958-12-18
19591959-01-041959-12-31
19601960-01-061960-12-18
19611961-01-011961-12-29
19621962-01-031962-12-12
19631963-01-041963-12-31
19641964-01-071964-12-28
19651965-01-041965-12-26
19661966-01-031966-12-20
19671967-01-051967-12-21
19681968-01-021968-12-28
19691969-01-021969-12-23
19701970-01-061970-12-29
19711971-01-011971-12-22
19721972-01-051972-12-11
19731973-01-081973-12-31
19741974-01-081974-12-28
19751975-01-061975-12-19
19761976-01-021976-12-20
19771977-01-021977-12-22
19781978-01-011978-12-26
19791979-01-021979-12-15
19801980-01-071980-12-29
19811981-01-071981-12-28
19821982-01-081982-12-24
19831983-01-051983-12-29
19841984-01-071984-12-30
19851985-01-161985-12-26
19861986-01-011986-12-25
19871987-01-061987-12-30
19881988-01-061988-12-28
19891989-01-091989-12-29
19901990-01-141990-12-24
19911991-01-171991-12-27
19921992-01-021992-12-18
19931993-01-021993-12-28
19941994-01-101994-12-30
19951995-01-061995-12-26
19961996-01-061996-12-07
19971997-01-201997-12-31

Every Fixed Threshold

Fixed thresholds at Passo Do Prata
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4083196155
25 mm (0.98 in): Days with 25 mm or more rain4040198328
50 mm (1.97 in): Days with 50 mm or more rain391519837
100 mm (3.94 in): Days with 100 mm or more rain6119591

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1958.

Download the Data

  • Data for Passo Do Prata 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).