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Built 2026-10-19 (19 October 2026)

Sao Roque Threshold Days by Year (BR002344008)

5 fixed thresholds counted per year at Sao Roque (BR002344008): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sao Roque Thresholds

  • Sao Roque: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1988 with 108.
  • Sao Roque: days with 25 mm (0.98 in) or more of precipitation in 32 years, most in 1996 with 42.
  • Sao Roque: days with 50 mm (1.97 in) or more of precipitation in 32 years, most in 1996 with 19.
  • Sao Roque: days with 100 mm (3.94 in) or more of precipitation in 22 years, most in 1973 with 4.
  • 5 fixed thresholds have at least one qualifying day at Sao Roque.
32 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sao Roque Days per year at Sao Roque with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 108 in 1988. 0501001501968: 351969: 791970: 681971: 721972: 581973: 771974: 591975: 751976: 711977: 611978: 451979: 891980: 771981: 671982: 841983: 801984: 591985: 631986: 711987: 651988: 1081989: 831990: 541991: 611992: 681993: 771994: 711995: 731996: 851997: 771998: 701999: 7919681972197619801984198819921996
Days per year at Sao Roque with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 108 in 1988.
Days with 10 mm (0.39 in) or more of precipitation per year at Sao Roque
YearDaysDecade average
19683557
19697957
19706867.5
19717267.5
19725867.5
19737767.5
19745967.5
19757567.5
19767167.5
19776167.5
19784567.5
19798967.5
19807775.7
19816775.7
19828475.7
19838075.7
19845975.7
19856375.7
19867175.7
19876575.7
198810875.7
19898375.7
19905471.5
19916171.5
19926871.5
19937771.5
19947171.5
19957371.5
19968571.5
19977771.5
19987071.5
19997971.5
First to last qualifying date each year at Sao Roque For each year, a bar from the first to the last day at Sao Roque meeting 10 mm (0.39 in). 1968: 3 January 1968 to 31 December 19681969: 4 January 1969 to 26 December 19691970: 10 January 1970 to 31 December 19701971: 1 January 1971 to 30 December 19711972: 7 January 1972 to 23 December 19721973: 3 January 1973 to 30 December 19731974: 2 January 1974 to 25 December 19741975: 2 January 1975 to 31 December 19751976: 8 January 1976 to 29 December 19761977: 6 January 1977 to 24 December 19771978: 2 January 1978 to 29 December 19781979: 5 January 1979 to 31 December 19791980: 1 January 1980 to 31 December 19801981: 5 January 1981 to 27 December 19811982: 2 January 1982 to 30 December 19821983: 4 January 1983 to 28 December 19831984: 6 January 1984 to 30 December 19841985: 3 January 1985 to 30 December 19851986: 3 January 1986 to 28 December 19861987: 9 January 1987 to 31 December 19871988: 1 January 1988 to 31 December 19881989: 1 January 1989 to 28 December 19891990: 2 January 1990 to 29 December 19901991: 1 January 1991 to 28 December 19911992: 4 January 1992 to 17 December 19921993: 7 January 1993 to 31 December 19931994: 12 January 1994 to 23 December 19941995: 4 January 1995 to 30 December 19951996: 5 January 1996 to 26 December 19961997: 2 January 1997 to 28 December 19971998: 3 January 1998 to 27 December 19981999: 1 January 1999 to 24 December 199919681972197619801984198819921996JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sao Roque meeting 10 mm (0.39 in).
First to last qualifying date each year at Sao Roque
YearFirst dateLast date
19681968-01-031968-12-31
19691969-01-041969-12-26
19701970-01-101970-12-31
19711971-01-011971-12-30
19721972-01-071972-12-23
19731973-01-031973-12-30
19741974-01-021974-12-25
19751975-01-021975-12-31
19761976-01-081976-12-29
19771977-01-061977-12-24
19781978-01-021978-12-29
19791979-01-051979-12-31
19801980-01-011980-12-31
19811981-01-051981-12-27
19821982-01-021982-12-30
19831983-01-041983-12-28
19841984-01-061984-12-30
19851985-01-031985-12-30
19861986-01-031986-12-28
19871987-01-091987-12-31
19881988-01-011988-12-31
19891989-01-011989-12-28
19901990-01-021990-12-29
19911991-01-011991-12-28
19921992-01-041992-12-17
19931993-01-071993-12-31
19941994-01-121994-12-23
19951995-01-041995-12-30
19961996-01-051996-12-26
19971997-01-021997-12-28
19981998-01-031998-12-27
19991999-01-011999-12-24

Every Fixed Threshold

Fixed thresholds at Sao Roque
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain32108198879
25 mm (0.98 in): Days with 25 mm or more rain3242199629
50 mm (1.97 in): Days with 50 mm or more rain321919969
100 mm (3.94 in): Days with 100 mm or more rain22419732
200 mm (7.87 in): Days with 200 mm or more rain4119711

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 Sao Roque 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).