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

Acude Ema Threshold Days by Year (BR038135320)

4 fixed thresholds counted per year at Acude Ema (BR038135320): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Acude Ema Thresholds

  • Acude Ema: days with 10 mm (0.39 in) or more of precipitation in 53 years, most in 1974 with 49.
  • Acude Ema: days with 25 mm (0.98 in) or more of precipitation in 53 years, most in 1964 with 24.
  • Acude Ema: days with 50 mm (1.97 in) or more of precipitation in 51 years, most in 1934 with 6.
  • Acude Ema: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1934 with 1.
  • 4 fixed thresholds have at least one qualifying day at Acude Ema.
53 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Acude Ema Days per year at Acude Ema with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1974. 02040601931: 111932: 81933: 251934: 321935: 331936: 241937: 201938: 221939: 191940: 371941: 141942: 121943: 171944: 181945: 381946: 341947: 371948: 201949: 261950: 311951: 221952: 211953: 201954: 161955: 221956: 241957: 271958: 71959: 251960: 241961: 361962: 291963: 421964: 431965: 231966: 151967: 371968: 361969: 241970: 181971: 221972: 271973: 371974: 491975: 391976: 231977: 411978: 291979: 251980: 251981: 191982: 171983: 6193119371943194919551961196719731979
Days per year at Acude Ema with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Acude Ema
YearDaysDecade average
19311121.6
1932821.6
19332521.6
19343221.6
19353321.6
19362421.6
19372021.6
19382221.6
19391921.6
19403725.3
19411425.3
19421225.3
19431725.3
19441825.3
19453825.3
19463425.3
19473725.3
19482025.3
19492625.3
19503121.5
19512221.5
19522121.5
19532021.5
19541621.5
19552221.5
19562421.5
19572721.5
1958721.5
19592521.5
19602430.9
19613630.9
19622930.9
19634230.9
19644330.9
19652330.9
19661530.9
19673730.9
19683630.9
19692430.9
19701831
19712231
19722731
19733731
19744931
19753931
19762331
19774131
19782931
19792531
19802516.8
19811916.8
19821716.8
1983616.8
First to last qualifying date each year at Acude Ema For each year, a bar from the first to the last day at Acude Ema meeting 10 mm (0.39 in). 1931: 10 February 1931 to 19 April 19311932: 19 January 1932 to 28 June 19321933: 21 January 1933 to 22 June 19331934: 10 January 1934 to 15 December 19341935: 29 January 1935 to 20 June 19351936: 13 January 1936 to 25 June 19361937: 6 February 1937 to 15 July 19371938: 3 March 1938 to 20 May 19381939: 3 January 1939 to 21 November 19391940: 6 January 1940 to 14 August 19401941: 10 February 1941 to 4 July 19411942: 13 January 1942 to 13 August 19421943: 28 January 1943 to 8 August 19431944: 18 January 1944 to 30 December 19441945: 13 January 1945 to 27 December 19451946: 3 January 1946 to 24 December 19461947: 20 January 1947 to 25 December 19471948: 1 January 1948 to 29 June 19481949: 1 January 1949 to 10 December 19491950: 5 February 1950 to 24 May 19501951: 9 January 1951 to 17 December 19511952: 7 February 1952 to 17 December 19521953: 27 March 1953 to 28 November 19531954: 2 February 1954 to 28 June 19541955: 24 January 1955 to 8 June 19551956: 8 January 1956 to 11 August 19561957: 6 January 1957 to 22 May 19571958: 5 March 1958 to 4 July 19581959: 21 January 1959 to 27 June 19591960: 7 February 1960 to 25 July 19601961: 17 January 1961 to 29 May 19611962: 21 January 1962 to 16 December 19621963: 23 January 1963 to 30 December 19631964: 4 January 1964 to 9 July 19641965: 4 January 1965 to 21 June 19651966: 6 February 1966 to 11 August 19661967: 9 February 1967 to 29 December 19671968: 22 January 1968 to 27 December 19681969: 24 January 1969 to 21 July 19691970: 20 January 1970 to 2 July 19701971: 11 January 1971 to 22 October 19711972: 29 January 1972 to 25 December 19721973: 4 January 1973 to 11 September 19731974: 19 January 1974 to 16 December 19741975: 25 January 1975 to 19 July 19751976: 2 February 1976 to 4 December 19761977: 3 January 1977 to 25 July 19771978: 11 February 1978 to 2 December 19781979: 15 January 1979 to 14 December 19791980: 7 January 1980 to 20 December 19801981: 19 January 1981 to 23 December 19811982: 23 January 1982 to 29 October 19821983: 1 February 1983 to 1 April 198319311938194519521959196619731980JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Acude Ema meeting 10 mm (0.39 in).
First to last qualifying date each year at Acude Ema
YearFirst dateLast date
19311931-02-101931-04-19
19321932-01-191932-06-28
19331933-01-211933-06-22
19341934-01-101934-12-15
19351935-01-291935-06-20
19361936-01-131936-06-25
19371937-02-061937-07-15
19381938-03-031938-05-20
19391939-01-031939-11-21
19401940-01-061940-08-14
19411941-02-101941-07-04
19421942-01-131942-08-13
19431943-01-281943-08-08
19441944-01-181944-12-30
19451945-01-131945-12-27
19461946-01-031946-12-24
19471947-01-201947-12-25
19481948-01-011948-06-29
19491949-01-011949-12-10
19501950-02-051950-05-24
19511951-01-091951-12-17
19521952-02-071952-12-17
19531953-03-271953-11-28
19541954-02-021954-06-28
19551955-01-241955-06-08
19561956-01-081956-08-11
19571957-01-061957-05-22
19581958-03-051958-07-04
19591959-01-211959-06-27
19601960-02-071960-07-25
19611961-01-171961-05-29
19621962-01-211962-12-16
19631963-01-231963-12-30
19641964-01-041964-07-09
19651965-01-041965-06-21
19661966-02-061966-08-11
19671967-02-091967-12-29
19681968-01-221968-12-27
19691969-01-241969-07-21
19701970-01-201970-07-02
19711971-01-111971-10-22
19721972-01-291972-12-25
19731973-01-041973-09-11
19741974-01-191974-12-16
19751975-01-251975-07-19
19761976-02-021976-12-04
19771977-01-031977-07-25
19781978-02-111978-12-02
19791979-01-151979-12-14
19801980-01-071980-12-20
19811981-01-191981-12-23
19821982-01-231982-10-29
19831983-02-011983-04-01

Every Fixed Threshold

Fixed thresholds at Acude Ema
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain534919746
25 mm (0.98 in): Days with 25 mm or more rain532419642
50 mm (1.97 in): Days with 50 mm or more rain51619341
100 mm (3.94 in): Days with 100 mm or more rain2119341

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

  • Data for Acude Ema 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).