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Built 2026-10-19 (19 October 2026)

Pio IX (Patrocinio) Threshold Days by Year (BR037386790)

4 fixed thresholds counted per year at Pio IX (Patrocinio) (BR037386790): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pio IX (Patrocinio) Thresholds

  • Pio IX (Patrocinio): days with 10 mm (0.39 in) or more of precipitation in 53 years, most in 1974 with 54.
  • Pio IX (Patrocinio): days with 25 mm (0.98 in) or more of precipitation in 53 years, most in 1974 with 30.
  • Pio IX (Patrocinio): days with 50 mm (1.97 in) or more of precipitation in 45 years, most in 1974 with 11.
  • Pio IX (Patrocinio): days with 100 mm (3.94 in) or more of precipitation in 6 years, most in 1974 with 3.
  • 4 fixed thresholds have at least one qualifying day at Pio IX (Patrocinio).
53 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Pio IX (Patrocinio) Days per year at Pio IX (Patrocinio) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1974. 02040601912: 201913: 211914: 161915: 111916: 211917: 321918: 111919: 41920: 181921: 391922: 231923: 131924: 351925: 231926: 281927: 141928: 211929: 201930: 131931: 131933: 251934: 231935: 181943: 121948: 231950: 281952: 161953: 101954: 141955: 141959: 211960: 241961: 141962: 231963: 301964: 341965: 231966: 251967: 411968: 351969: 161970: 121971: 181972: 111974: 541976: 161977: 241978: 211979: 231980: 131981: 181982: 171983: 7191219181924193019481959196519711979
Days per year at Pio IX (Patrocinio) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Pio IX (Patrocinio)
YearDaysDecade average
19122017
19132117
19141617
19151117
19162117
19173217
19181117
1919417
19201823.4
19213923.4
19222323.4
19231323.4
19243523.4
19252323.4
19262823.4
19271423.4
19282123.4
19292023.4
19301318.4
19311318.4
19332518.4
19342318.4
19351818.4
19431217.5
19482317.5
19502817.2
19521617.2
19531017.2
19541417.2
19551417.2
19592117.2
19602426.5
19611426.5
19622326.5
19633026.5
19643426.5
19652326.5
19662526.5
19674126.5
19683526.5
19691626.5
19701222.4
19711822.4
19721122.4
19745422.4
19761622.4
19772422.4
19782122.4
19792322.4
19801313.8
19811813.8
19821713.8
1983713.8
First to last qualifying date each year at Pio IX (Patrocinio) For each year, a bar from the first to the last day at Pio IX (Patrocinio) meeting 10 mm (0.39 in). 1912: 3 January 1912 to 13 April 19121913: 6 January 1913 to 8 December 19131914: 19 January 1914 to 28 October 19141915: 1 February 1915 to 17 December 19151916: 22 January 1916 to 12 December 19161917: 11 January 1917 to 19 December 19171918: 14 March 1918 to 31 December 19181919: 1 January 1919 to 18 February 19191920: 25 January 1920 to 23 December 19201921: 4 January 1921 to 31 October 19211922: 12 February 1922 to 30 November 19221923: 5 January 1923 to 24 April 19231924: 20 January 1924 to 30 December 19241925: 7 January 1925 to 31 December 19251926: 11 January 1926 to 1 December 19261927: 6 February 1927 to 6 December 19271928: 4 January 1928 to 5 December 19281929: 3 January 1929 to 8 December 19291930: 20 January 1930 to 29 December 19301931: 9 January 1931 to 7 May 19311933: 12 January 1933 to 28 December 19331934: 18 January 1934 to 19 December 19341935: 29 January 1935 to 28 December 19351943: 26 January 1943 to 23 December 19431948: 13 February 1948 to 22 December 19481950: 15 January 1950 to 22 December 19501952: 1 January 1952 to 17 December 19521953: 17 February 1953 to 17 December 19531954: 14 January 1954 to 18 December 19541955: 19 January 1955 to 6 November 19551959: 10 January 1959 to 6 August 19591960: 4 January 1960 to 19 December 19601961: 28 January 1961 to 20 April 19611962: 22 January 1962 to 15 December 19621963: 11 January 1963 to 26 December 19631964: 2 January 1964 to 22 November 19641965: 7 January 1965 to 5 October 19651966: 23 January 1966 to 29 December 19661967: 3 January 1967 to 31 December 19671968: 20 January 1968 to 28 December 19681969: 5 January 1969 to 26 September 19691970: 17 January 1970 to 18 November 19701971: 11 January 1971 to 28 June 19711972: 20 January 1972 to 24 December 19721974: 14 January 1974 to 23 June 19741976: 2 February 1976 to 19 December 19761977: 14 January 1977 to 30 December 19771978: 13 January 1978 to 2 December 19781979: 15 January 1979 to 29 November 19791980: 4 January 1980 to 16 November 19801981: 18 January 1981 to 23 December 19811982: 5 January 1982 to 13 November 19821983: 13 February 1983 to 4 June 198319121919192619341954196419711980JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pio IX (Patrocinio) meeting 10 mm (0.39 in).
First to last qualifying date each year at Pio IX (Patrocinio)
YearFirst dateLast date
19121912-01-031912-04-13
19131913-01-061913-12-08
19141914-01-191914-10-28
19151915-02-011915-12-17
19161916-01-221916-12-12
19171917-01-111917-12-19
19181918-03-141918-12-31
19191919-01-011919-02-18
19201920-01-251920-12-23
19211921-01-041921-10-31
19221922-02-121922-11-30
19231923-01-051923-04-24
19241924-01-201924-12-30
19251925-01-071925-12-31
19261926-01-111926-12-01
19271927-02-061927-12-06
19281928-01-041928-12-05
19291929-01-031929-12-08
19301930-01-201930-12-29
19311931-01-091931-05-07
19331933-01-121933-12-28
19341934-01-181934-12-19
19351935-01-291935-12-28
19431943-01-261943-12-23
19481948-02-131948-12-22
19501950-01-151950-12-22
19521952-01-011952-12-17
19531953-02-171953-12-17
19541954-01-141954-12-18
19551955-01-191955-11-06
19591959-01-101959-08-06
19601960-01-041960-12-19
19611961-01-281961-04-20
19621962-01-221962-12-15
19631963-01-111963-12-26
19641964-01-021964-11-22
19651965-01-071965-10-05
19661966-01-231966-12-29
19671967-01-031967-12-31
19681968-01-201968-12-28
19691969-01-051969-09-26
19701970-01-171970-11-18
19711971-01-111971-06-28
19721972-01-201972-12-24
19741974-01-141974-06-23
19761976-02-021976-12-19
19771977-01-141977-12-30
19781978-01-131978-12-02
19791979-01-151979-11-29
19801980-01-041980-11-16
19811981-01-181981-12-23
19821982-01-051982-11-13
19831983-02-131983-06-04

Every Fixed Threshold

Fixed thresholds at Pio IX (Patrocinio)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain535419747
25 mm (0.98 in): Days with 25 mm or more rain533019746
50 mm (1.97 in): Days with 50 mm or more rain451119743
100 mm (3.94 in): Days with 100 mm or more rain6319741

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

  • Data for Pio IX (Patrocinio) 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).