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

Aracatiacu Threshold Days by Year (BR027797960)

4 fixed thresholds counted per year at Aracatiacu (BR027797960): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aracatiacu Thresholds

  • Aracatiacu: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1964 with 43.
  • Aracatiacu: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 1971 with 16.
  • Aracatiacu: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1912 with 4.
  • Aracatiacu: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1924 with 1.
  • 4 fixed thresholds have at least one qualifying day at Aracatiacu.
48 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Aracatiacu Days per year at Aracatiacu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1964. 02040601911: 221912: 421913: 331914: 161915: 51918: 361919: 181920: 181921: 321922: 231923: 261924: 301925: 271926: 291927: 181928: 181929: 241930: 201938: 211941: 131944: 211946: 131947: 211948: 121949: 231950: 261952: 191953: 71954: 101955: 241956: 161957: 191958: 61959: 171960: 201961: 241962: 201963: 341964: 431965: 181966: 81967: 281968: 251969: 191970: 141971: 281972: 131973: 311911191819231928194419501956196119661971
Days per year at Aracatiacu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1964.
Days with 10 mm (0.39 in) or more of precipitation per year at Aracatiacu
YearDaysDecade average
19112224.6
19124224.6
19133324.6
19141624.6
1915524.6
19183624.6
19191824.6
19201824.5
19213224.5
19222324.5
19232624.5
19243024.5
19252724.5
19262924.5
19271824.5
19281824.5
19292424.5
19302020.5
19382120.5
19411317.2
19442117.2
19461317.2
19472117.2
19481217.2
19492317.2
19502616
19521916
1953716
19541016
19552416
19561616
19571916
1958616
19591716
19602023.9
19612423.9
19622023.9
19633423.9
19644323.9
19651823.9
1966823.9
19672823.9
19682523.9
19691923.9
19701421.5
19712821.5
19721321.5
19733121.5
First to last qualifying date each year at Aracatiacu For each year, a bar from the first to the last day at Aracatiacu meeting 10 mm (0.39 in). 1911: 8 January 1911 to 30 December 19111912: 9 January 1912 to 28 June 19121913: 4 February 1913 to 9 December 19131914: 15 January 1914 to 9 May 19141915: 24 January 1915 to 31 December 19151918: 28 January 1918 to 31 December 19181919: 4 March 1919 to 29 November 19191920: 14 January 1920 to 13 July 19201921: 4 January 1921 to 21 November 19211922: 4 March 1922 to 30 November 19221923: 15 January 1923 to 29 May 19231924: 23 January 1924 to 18 June 19241925: 19 January 1925 to 7 June 19251926: 10 January 1926 to 17 May 19261927: 22 January 1927 to 2 May 19271928: 22 January 1928 to 1 July 19281929: 11 January 1929 to 3 December 19291930: 17 January 1930 to 17 June 19301938: 25 January 1938 to 7 May 19381941: 10 February 1941 to 1 July 19411944: 18 January 1944 to 16 December 19441946: 2 January 1946 to 17 December 19461947: 19 January 1947 to 26 November 19471948: 4 January 1948 to 20 May 19481949: 6 February 1949 to 29 November 19491950: 16 January 1950 to 23 May 19501952: 11 January 1952 to 16 December 19521953: 22 February 1953 to 7 June 19531954: 1 February 1954 to 7 April 19541955: 20 January 1955 to 19 May 19551956: 2 February 1956 to 2 May 19561957: 11 January 1957 to 25 June 19571958: 11 January 1958 to 6 July 19581959: 6 February 1959 to 14 June 19591960: 7 February 1960 to 16 December 19601961: 22 January 1961 to 6 May 19611962: 26 January 1962 to 20 May 19621963: 12 January 1963 to 25 December 19631964: 4 January 1964 to 4 September 19641965: 19 March 1965 to 18 June 19651966: 7 February 1966 to 7 June 19661967: 3 February 1967 to 29 December 19671968: 18 January 1968 to 28 May 19681969: 20 January 1969 to 20 July 19691970: 21 January 1970 to 9 November 19701971: 20 January 1971 to 5 July 19711972: 21 January 1972 to 31 December 19721973: 11 January 1973 to 28 December 197319111919192519381949195619621968JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Aracatiacu meeting 10 mm (0.39 in).
First to last qualifying date each year at Aracatiacu
YearFirst dateLast date
19111911-01-081911-12-30
19121912-01-091912-06-28
19131913-02-041913-12-09
19141914-01-151914-05-09
19151915-01-241915-12-31
19181918-01-281918-12-31
19191919-03-041919-11-29
19201920-01-141920-07-13
19211921-01-041921-11-21
19221922-03-041922-11-30
19231923-01-151923-05-29
19241924-01-231924-06-18
19251925-01-191925-06-07
19261926-01-101926-05-17
19271927-01-221927-05-02
19281928-01-221928-07-01
19291929-01-111929-12-03
19301930-01-171930-06-17
19381938-01-251938-05-07
19411941-02-101941-07-01
19441944-01-181944-12-16
19461946-01-021946-12-17
19471947-01-191947-11-26
19481948-01-041948-05-20
19491949-02-061949-11-29
19501950-01-161950-05-23
19521952-01-111952-12-16
19531953-02-221953-06-07
19541954-02-011954-04-07
19551955-01-201955-05-19
19561956-02-021956-05-02
19571957-01-111957-06-25
19581958-01-111958-07-06
19591959-02-061959-06-14
19601960-02-071960-12-16
19611961-01-221961-05-06
19621962-01-261962-05-20
19631963-01-121963-12-25
19641964-01-041964-09-04
19651965-03-191965-06-18
19661966-02-071966-06-07
19671967-02-031967-12-29
19681968-01-181968-05-28
19691969-01-201969-07-20
19701970-01-211970-11-09
19711971-01-201971-07-05
19721972-01-211972-12-31
19731973-01-111973-12-28

Every Fixed Threshold

Fixed thresholds at Aracatiacu
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4843196431
25 mm (0.98 in): Days with 25 mm or more rain4816197112
50 mm (1.97 in): Days with 50 mm or more rain36419124
100 mm (3.94 in): Days with 100 mm or more rain3119241

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

Download the Data

  • Data for Aracatiacu 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).