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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Sao Joao Threshold Days by Year (BR001656004)

4 fixed thresholds counted per year at Sao Joao (BR001656004): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sao Joao Thresholds

  • Sao Joao: days with 10 mm (0.39 in) or more of precipitation in 13 years, most in 1982 with 50.
  • Sao Joao: days with 25 mm (0.98 in) or more of precipitation in 13 years, most in 1982 with 28.
  • Sao Joao: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1981 with 7.
  • Sao Joao: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1978 with 1.
  • 4 fixed thresholds have at least one qualifying day at Sao Joao.
13 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sao Joao Days per year at Sao Joao with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 1982. 02040601971: 331972: 421976: 321978: 381979: 461980: 411981: 451982: 501995: 411996: 401997: 451998: 341999: 231971197619791981199519971999
Days per year at Sao Joao with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 1982.
Days with 10 mm (0.39 in) or more of precipitation per year at Sao Joao
YearDaysDecade average
19713338.2
19724238.2
19763238.2
19783838.2
19794638.2
19804145.3
19814545.3
19825045.3
19954136.6
19964036.6
19974536.6
19983436.6
19992336.6
First to last qualifying date each year at Sao Joao For each year, a bar from the first to the last day at Sao Joao meeting 10 mm (0.39 in). 1971: 5 January 1971 to 29 December 19711972: 10 January 1972 to 28 December 19721976: 3 January 1976 to 30 December 19761978: 9 January 1978 to 28 December 19781979: 10 January 1979 to 31 December 19791980: 7 January 1980 to 31 December 19801981: 7 January 1981 to 30 December 19811982: 2 January 1982 to 30 December 19821995: 1 January 1995 to 30 December 19951996: 1 January 1996 to 31 December 19961997: 1 January 1997 to 30 December 19971998: 6 January 1998 to 29 December 19981999: 4 January 1999 to 7 December 19991971197619791981199519971999JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sao Joao meeting 10 mm (0.39 in).
First to last qualifying date each year at Sao Joao
YearFirst dateLast date
19711971-01-051971-12-29
19721972-01-101972-12-28
19761976-01-031976-12-30
19781978-01-091978-12-28
19791979-01-101979-12-31
19801980-01-071980-12-31
19811981-01-071981-12-30
19821982-01-021982-12-30
19951995-01-011995-12-30
19961996-01-011996-12-31
19971997-01-011997-12-30
19981998-01-061998-12-29
19991999-01-041999-12-07

Every Fixed Threshold

Fixed thresholds at Sao Joao
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1350198223
25 mm (0.98 in): Days with 25 mm or more rain132819826
50 mm (1.97 in): Days with 50 mm or more rain13719812
100 mm (3.94 in): Days with 100 mm or more rain4119781

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.

Download the Data

  • Data for Sao Joao 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).