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Built 2026-10-19 (19 October 2026)

Pedro Avelino Threshold Days by Year (BR038170250)

4 fixed thresholds counted per year at Pedro Avelino (BR038170250): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pedro Avelino Thresholds

  • Pedro Avelino: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1974 with 38.
  • Pedro Avelino: days with 25 mm (0.98 in) or more of precipitation in 44 years, most in 1974 with 19.
  • Pedro Avelino: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1974 with 7.
  • Pedro Avelino: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1936 with 1.
  • 4 fixed thresholds have at least one qualifying day at Pedro Avelino.
47 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Pedro Avelino Days per year at Pedro Avelino with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1974. 0102030401935: 231936: 91937: 91938: 81939: 91940: 191941: 21942: 11943: 51944: 91945: 171946: 121947: 171948: 91949: 81950: 121951: 51952: 91953: 11954: 51955: 151956: 141957: 111958: 11959: 81960: 141961: 61962: 121963: 211964: 281965: 141966: 111967: 171968: 171969: 131970: 131971: 251972: 91973: 221974: 381975: 241976: 101978: 91979: 121981: 131982: 131983: 31935194019451950195519601965197019751982
Days per year at Pedro Avelino with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Pedro Avelino
YearDaysDecade average
19352311.6
1936911.6
1937911.6
1938811.6
1939911.6
1940199.9
194129.9
194219.9
194359.9
194499.9
1945179.9
1946129.9
1947179.9
194899.9
194989.9
1950128.1
195158.1
195298.1
195318.1
195458.1
1955158.1
1956148.1
1957118.1
195818.1
195988.1
19601415.3
1961615.3
19621215.3
19632115.3
19642815.3
19651415.3
19661115.3
19671715.3
19681715.3
19691315.3
19701318
19712518
1972918
19732218
19743818
19752418
19761018
1978918
19791218
1981139.7
1982139.7
198339.7
First to last qualifying date each year at Pedro Avelino For each year, a bar from the first to the last day at Pedro Avelino meeting 10 mm (0.39 in). 1935: 3 January 1935 to 8 July 19351936: 1 January 1936 to 24 June 19361937: 10 February 1937 to 1 May 19371938: 8 March 1938 to 18 May 19381939: 8 February 1939 to 13 April 19391940: 30 January 1940 to 10 June 19401941: 13 February 1941 to 3 March 19411942: 18 March 1942 to 18 March 19421943: 25 January 1943 to 29 April 19431944: 8 March 1944 to 10 May 19441945: 3 February 1945 to 16 June 19451946: 1 January 1946 to 21 December 19461947: 27 January 1947 to 26 November 19471948: 2 February 1948 to 24 April 19481949: 28 February 1949 to 22 May 19491950: 10 January 1950 to 13 May 19501951: 19 March 1951 to 15 December 19511952: 2 March 1952 to 9 May 19521953: 18 April 1953 to 18 April 19531954: 17 February 1954 to 3 June 19541955: 19 January 1955 to 11 August 19551956: 19 February 1956 to 30 April 19561957: 10 January 1957 to 20 April 19571958: 26 March 1958 to 26 March 19581959: 12 February 1959 to 6 August 19591960: 8 February 1960 to 24 July 19601961: 11 March 1961 to 12 October 19611962: 28 January 1962 to 22 June 19621963: 13 February 1963 to 28 December 19631964: 4 January 1964 to 6 July 19641965: 20 February 1965 to 13 June 19651966: 5 February 1966 to 27 September 19661967: 23 February 1967 to 30 December 19671968: 23 January 1968 to 6 July 19681969: 26 January 1969 to 6 August 19691970: 22 January 1970 to 17 December 19701971: 21 January 1971 to 10 November 19711972: 29 February 1972 to 25 December 19721973: 11 February 1973 to 25 July 19731974: 17 January 1974 to 28 December 19741975: 11 February 1975 to 12 July 19751976: 8 January 1976 to 12 July 19761978: 8 March 1978 to 30 November 19781979: 6 January 1979 to 9 December 19791981: 21 January 1981 to 2 April 19811982: 21 January 1982 to 3 July 19821983: 5 February 1983 to 29 March 198319351941194719531959196519711978JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pedro Avelino meeting 10 mm (0.39 in).
First to last qualifying date each year at Pedro Avelino
YearFirst dateLast date
19351935-01-031935-07-08
19361936-01-011936-06-24
19371937-02-101937-05-01
19381938-03-081938-05-18
19391939-02-081939-04-13
19401940-01-301940-06-10
19411941-02-131941-03-03
19421942-03-181942-03-18
19431943-01-251943-04-29
19441944-03-081944-05-10
19451945-02-031945-06-16
19461946-01-011946-12-21
19471947-01-271947-11-26
19481948-02-021948-04-24
19491949-02-281949-05-22
19501950-01-101950-05-13
19511951-03-191951-12-15
19521952-03-021952-05-09
19531953-04-181953-04-18
19541954-02-171954-06-03
19551955-01-191955-08-11
19561956-02-191956-04-30
19571957-01-101957-04-20
19581958-03-261958-03-26
19591959-02-121959-08-06
19601960-02-081960-07-24
19611961-03-111961-10-12
19621962-01-281962-06-22
19631963-02-131963-12-28
19641964-01-041964-07-06
19651965-02-201965-06-13
19661966-02-051966-09-27
19671967-02-231967-12-30
19681968-01-231968-07-06
19691969-01-261969-08-06
19701970-01-221970-12-17
19711971-01-211971-11-10
19721972-02-291972-12-25
19731973-02-111973-07-25
19741974-01-171974-12-28
19751975-02-111975-07-12
19761976-01-081976-07-12
19781978-03-081978-11-30
19791979-01-061979-12-09
19811981-01-211981-04-02
19821982-01-211982-07-03
19831983-02-051983-03-29

Every Fixed Threshold

Fixed thresholds at Pedro Avelino
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain473819743
25 mm (0.98 in): Days with 25 mm or more rain441919742
50 mm (1.97 in): Days with 50 mm or more rain30719744
100 mm (3.94 in): Days with 100 mm or more rain3119361

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1935.

Download the Data

  • Data for Pedro Avelino 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).