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

Sobral Threshold Days by Year (BR027794310)

4 fixed thresholds counted per year at Sobral (BR027794310): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sobral Thresholds

  • Sobral: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1961 with 56.
  • Sobral: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1926 with 19.
  • Sobral: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 1925 with 6.
  • Sobral: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1950 with 2.
  • 4 fixed thresholds have at least one qualifying day at Sobral.
50 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sobral Days per year at Sobral with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1961. 02040601912: 321913: 451914: 261915: 61916: 291917: 491918: 271919: 41920: 321921: 371922: 311923: 311924: 381925: 381926: 471927: 271928: 211929: 251930: 261931: 251932: 151933: 321934: 531935: 341936: 141937: 321938: 281939: 371940: 321941: 271942: 171944: 221946: 311947: 321948: 311949: 251950: 381951: 151952: 251953: 211954: 161955: 351956: 301957: 461958: 81959: 241960: 201961: 561962: 461967: 341912191719221927193219371942194919541959
Days per year at Sobral with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1961.
Days with 10 mm (0.39 in) or more of precipitation per year at Sobral
YearDaysDecade average
19123227.3
19134527.3
19142627.3
1915627.3
19162927.3
19174927.3
19182727.3
1919427.3
19203232.7
19213732.7
19223132.7
19233132.7
19243832.7
19253832.7
19264732.7
19272732.7
19282132.7
19292532.7
19302629.6
19312529.6
19321529.6
19333229.6
19345329.6
19353429.6
19361429.6
19373229.6
19382829.6
19393729.6
19403227.1
19412727.1
19421727.1
19442227.1
19463127.1
19473227.1
19483127.1
19492527.1
19503825.8
19511525.8
19522525.8
19532125.8
19541625.8
19553525.8
19563025.8
19574625.8
1958825.8
19592425.8
19602039
19615639
19624639
19673439
First to last qualifying date each year at Sobral For each year, a bar from the first to the last day at Sobral meeting 10 mm (0.39 in). 1912: 18 January 1912 to 4 August 19121913: 4 January 1913 to 9 December 19131914: 16 January 1914 to 14 June 19141915: 24 January 1915 to 14 December 19151916: 19 January 1916 to 29 December 19161917: 1 January 1917 to 30 November 19171918: 28 January 1918 to 31 December 19181919: 14 February 1919 to 25 May 19191920: 21 February 1920 to 30 December 19201921: 3 January 1921 to 7 November 19211922: 25 January 1922 to 29 November 19221923: 7 January 1923 to 7 June 19231924: 12 January 1924 to 31 December 19241925: 12 January 1925 to 17 July 19251926: 9 January 1926 to 30 November 19261927: 22 January 1927 to 25 June 19271928: 5 January 1928 to 26 June 19281929: 10 January 1929 to 21 June 19291930: 7 January 1930 to 22 June 19301931: 2 January 1931 to 30 May 19311932: 21 January 1932 to 1 June 19321933: 15 January 1933 to 30 December 19331934: 3 January 1934 to 20 December 19341935: 25 January 1935 to 22 June 19351936: 1 January 1936 to 28 June 19361937: 26 January 1937 to 28 September 19371938: 10 January 1938 to 19 May 19381939: 3 January 1939 to 20 October 19391940: 5 January 1940 to 23 June 19401941: 6 February 1941 to 1 July 19411942: 10 January 1942 to 4 December 19421944: 21 February 1944 to 20 December 19441946: 2 January 1946 to 14 June 19461947: 5 February 1947 to 24 December 19471948: 27 January 1948 to 15 July 19481949: 2 February 1949 to 29 November 19491950: 14 January 1950 to 8 July 19501951: 9 January 1951 to 28 December 19511952: 10 January 1952 to 17 December 19521953: 3 January 1953 to 7 June 19531954: 12 February 1954 to 27 November 19541955: 20 January 1955 to 20 May 19551956: 8 February 1956 to 1 July 19561957: 10 January 1957 to 1 July 19571958: 14 January 1958 to 20 May 19581959: 26 January 1959 to 14 July 19591960: 7 March 1960 to 28 June 19601961: 17 January 1961 to 25 July 19611962: 20 January 1962 to 29 April 19621967: 2 January 1967 to 30 December 196719121919192619331940194919561967JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sobral meeting 10 mm (0.39 in).
First to last qualifying date each year at Sobral
YearFirst dateLast date
19121912-01-181912-08-04
19131913-01-041913-12-09
19141914-01-161914-06-14
19151915-01-241915-12-14
19161916-01-191916-12-29
19171917-01-011917-11-30
19181918-01-281918-12-31
19191919-02-141919-05-25
19201920-02-211920-12-30
19211921-01-031921-11-07
19221922-01-251922-11-29
19231923-01-071923-06-07
19241924-01-121924-12-31
19251925-01-121925-07-17
19261926-01-091926-11-30
19271927-01-221927-06-25
19281928-01-051928-06-26
19291929-01-101929-06-21
19301930-01-071930-06-22
19311931-01-021931-05-30
19321932-01-211932-06-01
19331933-01-151933-12-30
19341934-01-031934-12-20
19351935-01-251935-06-22
19361936-01-011936-06-28
19371937-01-261937-09-28
19381938-01-101938-05-19
19391939-01-031939-10-20
19401940-01-051940-06-23
19411941-02-061941-07-01
19421942-01-101942-12-04
19441944-02-211944-12-20
19461946-01-021946-06-14
19471947-02-051947-12-24
19481948-01-271948-07-15
19491949-02-021949-11-29
19501950-01-141950-07-08
19511951-01-091951-12-28
19521952-01-101952-12-17
19531953-01-031953-06-07
19541954-02-121954-11-27
19551955-01-201955-05-20
19561956-02-081956-07-01
19571957-01-101957-07-01
19581958-01-141958-05-20
19591959-01-261959-07-14
19601960-03-071960-06-28
19611961-01-171961-07-25
19621962-01-201962-04-29
19671967-01-021967-12-30

Every Fixed Threshold

Fixed thresholds at Sobral
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5056196134
25 mm (0.98 in): Days with 25 mm or more rain5019192615
50 mm (1.97 in): Days with 50 mm or more rain35619254
100 mm (3.94 in): Days with 100 mm or more rain3219502

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 Sobral 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).