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

Sao Rafael Threshold Days by Year (BR038166170)

4 fixed thresholds counted per year at Sao Rafael (BR038166170): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sao Rafael Thresholds

  • Sao Rafael: days with 10 mm (0.39 in) or more of precipitation in 51 years, most in 1974 with 52.
  • Sao Rafael: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 1947 with 20.
  • Sao Rafael: days with 50 mm (1.97 in) or more of precipitation in 38 years, most in 1977 with 8.
  • Sao Rafael: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1939 with 1.
  • 4 fixed thresholds have at least one qualifying day at Sao Rafael.
51 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sao Rafael Days per year at Sao Rafael with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 52 in 1974. 02040601923: 61924: 461925: 211926: 171928: 111929: 221930: 121931: 131932: 71934: 351935: 371937: 151938: 121939: 131940: 271941: 71942: 41943: 111944: 281945: 281947: 331949: 271950: 161951: 131952: 121953: 11954: 41955: 201956: 171957: 131958: 31959: 171960: 241961: 371962: 131963: 371964: 331965: 311966: 221967: 311968: 241969: 201970: 121971: 341972: 121974: 521975: 341976: 231977: 381978: 261979: 7192319301938194419521958196419701977
Days per year at Sao Rafael with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 52 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Sao Rafael
YearDaysDecade average
1923620.5
19244620.5
19252120.5
19261720.5
19281120.5
19292220.5
19301218
19311318
1932718
19343518
19353718
19371518
19381218
19391318
19402720.6
1941720.6
1942420.6
19431120.6
19442820.6
19452820.6
19473320.6
19492720.6
19501611.6
19511311.6
19521211.6
1953111.6
1954411.6
19552011.6
19561711.6
19571311.6
1958311.6
19591711.6
19602427.2
19613727.2
19621327.2
19633727.2
19643327.2
19653127.2
19662227.2
19673127.2
19682427.2
19692027.2
19701226.4
19713426.4
19721226.4
19745226.4
19753426.4
19762326.4
19773826.4
19782626.4
1979726.4
First to last qualifying date each year at Sao Rafael For each year, a bar from the first to the last day at Sao Rafael meeting 10 mm (0.39 in). 1923: 12 February 1923 to 27 February 19231924: 28 January 1924 to 30 June 19241925: 19 January 1925 to 10 May 19251926: 7 January 1926 to 10 April 19261928: 5 March 1928 to 26 June 19281929: 12 January 1929 to 8 July 19291930: 21 January 1930 to 16 June 19301931: 4 January 1931 to 6 June 19311932: 23 February 1932 to 29 May 19321934: 5 January 1934 to 18 December 19341935: 29 January 1935 to 21 June 19351937: 21 February 1937 to 28 June 19371938: 10 January 1938 to 13 May 19381939: 16 February 1939 to 21 July 19391940: 5 January 1940 to 13 May 19401941: 12 February 1941 to 12 March 19411942: 7 May 1942 to 26 May 19421943: 27 January 1943 to 28 April 19431944: 26 January 1944 to 5 June 19441945: 17 January 1945 to 22 July 19451947: 22 January 1947 to 28 November 19471949: 3 March 1949 to 31 May 19491950: 22 February 1950 to 10 May 19501951: 20 March 1951 to 30 June 19511952: 4 January 1952 to 24 April 19521953: 14 March 1953 to 14 March 19531954: 9 May 1954 to 31 May 19541955: 7 February 1955 to 9 May 19551956: 19 February 1956 to 28 June 19561957: 9 January 1957 to 10 July 19571958: 4 March 1958 to 10 May 19581959: 6 February 1959 to 10 August 19591960: 5 March 1960 to 24 July 19601961: 16 January 1961 to 25 July 19611962: 12 March 1962 to 16 December 19621963: 25 January 1963 to 25 December 19631964: 5 January 1964 to 4 August 19641965: 24 January 1965 to 8 July 19651966: 25 January 1966 to 27 November 19661967: 2 February 1967 to 1 June 19671968: 10 January 1968 to 27 December 19681969: 22 January 1969 to 5 August 19691970: 23 January 1970 to 7 August 19701971: 21 January 1971 to 4 June 19711972: 26 February 1972 to 25 December 19721974: 15 January 1974 to 6 December 19741975: 7 January 1975 to 5 July 19751976: 30 January 1976 to 29 December 19761977: 4 January 1977 to 15 July 19771978: 9 February 1978 to 27 June 19781979: 12 February 1979 to 13 December 197919231931194019491956196319701978JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sao Rafael meeting 10 mm (0.39 in).
First to last qualifying date each year at Sao Rafael
YearFirst dateLast date
19231923-02-121923-02-27
19241924-01-281924-06-30
19251925-01-191925-05-10
19261926-01-071926-04-10
19281928-03-051928-06-26
19291929-01-121929-07-08
19301930-01-211930-06-16
19311931-01-041931-06-06
19321932-02-231932-05-29
19341934-01-051934-12-18
19351935-01-291935-06-21
19371937-02-211937-06-28
19381938-01-101938-05-13
19391939-02-161939-07-21
19401940-01-051940-05-13
19411941-02-121941-03-12
19421942-05-071942-05-26
19431943-01-271943-04-28
19441944-01-261944-06-05
19451945-01-171945-07-22
19471947-01-221947-11-28
19491949-03-031949-05-31
19501950-02-221950-05-10
19511951-03-201951-06-30
19521952-01-041952-04-24
19531953-03-141953-03-14
19541954-05-091954-05-31
19551955-02-071955-05-09
19561956-02-191956-06-28
19571957-01-091957-07-10
19581958-03-041958-05-10
19591959-02-061959-08-10
19601960-03-051960-07-24
19611961-01-161961-07-25
19621962-03-121962-12-16
19631963-01-251963-12-25
19641964-01-051964-08-04
19651965-01-241965-07-08
19661966-01-251966-11-27
19671967-02-021967-06-01
19681968-01-101968-12-27
19691969-01-221969-08-05
19701970-01-231970-08-07
19711971-01-211971-06-04
19721972-02-261972-12-25
19741974-01-151974-12-06
19751975-01-071975-07-05
19761976-01-301976-12-29
19771977-01-041977-07-15
19781978-02-091978-06-27
19791979-02-121979-12-13

Every Fixed Threshold

Fixed thresholds at Sao Rafael
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain515219747
25 mm (0.98 in): Days with 25 mm or more rain492019474
50 mm (1.97 in): Days with 50 mm or more rain38819772
100 mm (3.94 in): Days with 100 mm or more rain4119391

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

  • Data for Sao Rafael 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).