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Built 2026-10-19 (19 October 2026)

Manaira (Alagoa Nova) Threshold Days by Year (BR038534670)

4 fixed thresholds counted per year at Manaira (Alagoa Nova) (BR038534670): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Manaira (Alagoa Nova) Thresholds

  • Manaira (Alagoa Nova): days with 10 mm (0.39 in) or more of precipitation in 44 years, most in 1974 with 38.
  • Manaira (Alagoa Nova): days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1972 with 15.
  • Manaira (Alagoa Nova): days with 50 mm (1.97 in) or more of precipitation in 41 years, most in 1952 with 6.
  • Manaira (Alagoa Nova): days with 100 mm (3.94 in) or more of precipitation in 17 years, most in 1952 with 2.
  • 4 fixed thresholds have at least one qualifying day at Manaira (Alagoa Nova).
44 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Manaira (Alagoa Nova) Days per year at Manaira (Alagoa Nova) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1974. 0102030401937: 11938: 191939: 31940: 311941: 221942: 161943: 221944: 261945: 251946: 171947: 281948: 131949: 171950: 161951: 101952: 191953: 121954: 231955: 171956: 231957: 181958: 101959: 151960: 231961: 201963: 201964: 221965: 221966: 181967: 241968: 231969: 181970: 71971: 371972: 221973: 121974: 381975: 281976: 211977: 291978: 231979: 271982: 151983: 15193719421947195219571963196819731978
Days per year at Manaira (Alagoa Nova) 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 Manaira (Alagoa Nova)
YearDaysDecade average
193717.7
1938197.7
193937.7
19403121.7
19412221.7
19421621.7
19432221.7
19442621.7
19452521.7
19461721.7
19472821.7
19481321.7
19491721.7
19501616.3
19511016.3
19521916.3
19531216.3
19542316.3
19551716.3
19562316.3
19571816.3
19581016.3
19591516.3
19602321.1
19612021.1
19632021.1
19642221.1
19652221.1
19661821.1
19672421.1
19682321.1
19691821.1
1970724.4
19713724.4
19722224.4
19731224.4
19743824.4
19752824.4
19762124.4
19772924.4
19782324.4
19792724.4
19821515
19831515
First to last qualifying date each year at Manaira (Alagoa Nova) For each year, a bar from the first to the last day at Manaira (Alagoa Nova) meeting 10 mm (0.39 in). 1937: 29 January 1937 to 29 January 19371938: 9 January 1938 to 19 December 19381939: 1 June 1939 to 21 November 19391940: 3 January 1940 to 20 December 19401941: 11 February 1941 to 5 December 19411942: 4 January 1942 to 27 December 19421943: 27 January 1943 to 25 December 19431944: 27 January 1944 to 31 December 19441945: 1 January 1945 to 9 December 19451946: 3 January 1946 to 22 December 19461947: 28 January 1947 to 13 December 19471948: 27 January 1948 to 11 December 19481949: 9 February 1949 to 29 November 19491950: 13 January 1950 to 28 December 19501951: 6 February 1951 to 15 May 19511952: 12 January 1952 to 17 December 19521953: 3 January 1953 to 28 November 19531954: 21 January 1954 to 28 November 19541955: 19 January 1955 to 31 December 19551956: 4 February 1956 to 27 November 19561957: 8 January 1957 to 24 December 19571958: 3 February 1958 to 27 December 19581959: 7 January 1959 to 23 November 19591960: 30 January 1960 to 24 May 19601961: 18 January 1961 to 26 December 19611963: 5 February 1963 to 27 December 19631964: 1 January 1964 to 4 September 19641965: 7 January 1965 to 21 December 19651966: 29 January 1966 to 26 December 19661967: 28 January 1967 to 15 May 19671968: 10 January 1968 to 21 December 19681969: 19 January 1969 to 18 December 19691970: 23 January 1970 to 24 April 19701971: 12 January 1971 to 7 December 19711972: 19 January 1972 to 29 December 19721973: 9 April 1973 to 29 December 19731974: 18 January 1974 to 17 December 19741975: 7 January 1975 to 19 July 19751976: 19 January 1976 to 30 December 19761977: 15 January 1977 to 28 December 19771978: 10 January 1978 to 12 December 19781979: 15 January 1979 to 8 May 19791982: 4 January 1982 to 28 December 19821983: 2 January 1983 to 11 May 198319371943194919551961196819741982JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Manaira (Alagoa Nova) meeting 10 mm (0.39 in).
First to last qualifying date each year at Manaira (Alagoa Nova)
YearFirst dateLast date
19371937-01-291937-01-29
19381938-01-091938-12-19
19391939-06-011939-11-21
19401940-01-031940-12-20
19411941-02-111941-12-05
19421942-01-041942-12-27
19431943-01-271943-12-25
19441944-01-271944-12-31
19451945-01-011945-12-09
19461946-01-031946-12-22
19471947-01-281947-12-13
19481948-01-271948-12-11
19491949-02-091949-11-29
19501950-01-131950-12-28
19511951-02-061951-05-15
19521952-01-121952-12-17
19531953-01-031953-11-28
19541954-01-211954-11-28
19551955-01-191955-12-31
19561956-02-041956-11-27
19571957-01-081957-12-24
19581958-02-031958-12-27
19591959-01-071959-11-23
19601960-01-301960-05-24
19611961-01-181961-12-26
19631963-02-051963-12-27
19641964-01-011964-09-04
19651965-01-071965-12-21
19661966-01-291966-12-26
19671967-01-281967-05-15
19681968-01-101968-12-21
19691969-01-191969-12-18
19701970-01-231970-04-24
19711971-01-121971-12-07
19721972-01-191972-12-29
19731973-04-091973-12-29
19741974-01-181974-12-17
19751975-01-071975-07-19
19761976-01-191976-12-30
19771977-01-151977-12-28
19781978-01-101978-12-12
19791979-01-151979-05-08
19821982-01-041982-12-28
19831983-01-021983-05-11

Every Fixed Threshold

Fixed thresholds at Manaira (Alagoa Nova)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4438197415
25 mm (0.98 in): Days with 25 mm or more rain431519724
50 mm (1.97 in): Days with 50 mm or more rain41619521
100 mm (3.94 in): Days with 100 mm or more rain17219521

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1937.

Download the Data

  • Data for Manaira (Alagoa Nova) 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).