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

Santa Maria da Boa Vista Threshold Days by Year (BR038706340)

4 fixed thresholds counted per year at Santa Maria da Boa Vista (BR038706340): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Santa Maria da Boa Vista Thresholds

  • Santa Maria da Boa Vista: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1947 with 28.
  • Santa Maria da Boa Vista: days with 25 mm (0.98 in) or more of precipitation in 57 years, most in 1947 with 19.
  • Santa Maria da Boa Vista: days with 50 mm (1.97 in) or more of precipitation in 42 years, most in 1960 with 7.
  • Santa Maria da Boa Vista: days with 100 mm (3.94 in) or more of precipitation in 6 years, most in 1946 with 1.
  • 4 fixed thresholds have at least one qualifying day at Santa Maria da Boa Vista.
59 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Santa Maria da Boa Vista Days per year at Santa Maria da Boa Vista with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1947. 01020301912: 201913: 111914: 231915: 51916: 211917: 251918: 131919: 81920: 181921: 201922: 81923: 121924: 271925: 121926: 171927: 131928: 91929: 211930: 111931: 61932: 41933: 171934: 101935: 171936: 131937: 151938: 141939: 91940: 251941: 141942: 101943: 61944: 121945: 221946: 91947: 281948: 101949: 131950: 111951: 71952: 151953: 91954: 11955: 71956: 71957: 201958: 81959: 91960: 271961: 101963: 171964: 211965: 111966: 141967: 151968: 211969: 101970: 181978: 161912191819241930193619421948195419601967
Days per year at Santa Maria da Boa Vista with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1947.
Days with 10 mm (0.39 in) or more of precipitation per year at Santa Maria da Boa Vista
YearDaysDecade average
19122015.8
19131115.8
19142315.8
1915515.8
19162115.8
19172515.8
19181315.8
1919815.8
19201815.7
19212015.7
1922815.7
19231215.7
19242715.7
19251215.7
19261715.7
19271315.7
1928915.7
19292115.7
19301111.6
1931611.6
1932411.6
19331711.6
19341011.6
19351711.6
19361311.6
19371511.6
19381411.6
1939911.6
19402514.9
19411414.9
19421014.9
1943614.9
19441214.9
19452214.9
1946914.9
19472814.9
19481014.9
19491314.9
1950119.4
195179.4
1952159.4
195399.4
195419.4
195579.4
195679.4
1957209.4
195889.4
195999.4
19602716.2
19611016.2
19631716.2
19642116.2
19651116.2
19661416.2
19671516.2
19682116.2
19691016.2
19701817
19781617
First to last qualifying date each year at Santa Maria da Boa Vista For each year, a bar from the first to the last day at Santa Maria da Boa Vista meeting 10 mm (0.39 in). 1912: 15 January 1912 to 3 November 19121913: 11 February 1913 to 9 December 19131914: 13 January 1914 to 14 December 19141915: 26 January 1915 to 16 December 19151916: 5 February 1916 to 24 December 19161917: 9 January 1917 to 8 December 19171918: 10 January 1918 to 31 December 19181919: 2 January 1919 to 16 December 19191920: 17 January 1920 to 31 December 19201921: 2 February 1921 to 10 December 19211922: 6 February 1922 to 25 December 19221923: 6 February 1923 to 30 May 19231924: 11 January 1924 to 9 December 19241925: 20 January 1925 to 27 December 19251926: 2 January 1926 to 8 December 19261927: 5 February 1927 to 10 December 19271928: 23 January 1928 to 1 December 19281929: 15 January 1929 to 7 December 19291930: 21 January 1930 to 28 October 19301931: 10 January 1931 to 30 October 19311932: 1 January 1932 to 8 February 19321933: 11 January 1933 to 31 December 19331934: 2 January 1934 to 31 December 19341935: 2 January 1935 to 11 December 19351936: 4 January 1936 to 18 November 19361937: 25 January 1937 to 13 May 19371938: 8 January 1938 to 27 December 19381939: 18 March 1939 to 27 December 19391940: 3 January 1940 to 19 December 19401941: 17 January 1941 to 12 November 19411942: 3 January 1942 to 26 December 19421943: 17 January 1943 to 21 December 19431944: 19 January 1944 to 25 December 19441945: 8 January 1945 to 16 November 19451946: 22 January 1946 to 22 December 19461947: 22 January 1947 to 21 December 19471948: 15 January 1948 to 16 December 19481949: 28 January 1949 to 28 November 19491950: 12 January 1950 to 17 April 19501951: 22 January 1951 to 18 December 19511952: 16 February 1952 to 18 December 19521953: 16 February 1953 to 22 December 19531954: 17 May 1954 to 17 May 19541955: 25 January 1955 to 31 December 19551956: 8 February 1956 to 28 November 19561957: 10 January 1957 to 23 December 19571958: 30 January 1958 to 31 December 19581959: 20 January 1959 to 25 June 19591960: 3 January 1960 to 18 April 19601961: 16 January 1961 to 20 June 19611963: 6 January 1963 to 28 December 19631964: 13 January 1964 to 7 December 19641965: 9 January 1965 to 26 November 19651966: 5 January 1966 to 26 December 19661967: 26 January 1967 to 29 December 19671968: 22 January 1968 to 27 December 19681969: 18 January 1969 to 21 December 19691970: 11 January 1970 to 5 December 19701978: 1 January 1978 to 29 November 197819121920192819361944195219601969JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Santa Maria da Boa Vista meeting 10 mm (0.39 in).
First to last qualifying date each year at Santa Maria da Boa Vista
YearFirst dateLast date
19121912-01-151912-11-03
19131913-02-111913-12-09
19141914-01-131914-12-14
19151915-01-261915-12-16
19161916-02-051916-12-24
19171917-01-091917-12-08
19181918-01-101918-12-31
19191919-01-021919-12-16
19201920-01-171920-12-31
19211921-02-021921-12-10
19221922-02-061922-12-25
19231923-02-061923-05-30
19241924-01-111924-12-09
19251925-01-201925-12-27
19261926-01-021926-12-08
19271927-02-051927-12-10
19281928-01-231928-12-01
19291929-01-151929-12-07
19301930-01-211930-10-28
19311931-01-101931-10-30
19321932-01-011932-02-08
19331933-01-111933-12-31
19341934-01-021934-12-31
19351935-01-021935-12-11
19361936-01-041936-11-18
19371937-01-251937-05-13
19381938-01-081938-12-27
19391939-03-181939-12-27
19401940-01-031940-12-19
19411941-01-171941-11-12
19421942-01-031942-12-26
19431943-01-171943-12-21
19441944-01-191944-12-25
19451945-01-081945-11-16
19461946-01-221946-12-22
19471947-01-221947-12-21
19481948-01-151948-12-16
19491949-01-281949-11-28
19501950-01-121950-04-17
19511951-01-221951-12-18
19521952-02-161952-12-18
19531953-02-161953-12-22
19541954-05-171954-05-17
19551955-01-251955-12-31
19561956-02-081956-11-28
19571957-01-101957-12-23
19581958-01-301958-12-31
19591959-01-201959-06-25
19601960-01-031960-04-18
19611961-01-161961-06-20
19631963-01-061963-12-28
19641964-01-131964-12-07
19651965-01-091965-11-26
19661966-01-051966-12-26
19671967-01-261967-12-29
19681968-01-221968-12-27
19691969-01-181969-12-21
19701970-01-111970-12-05
19781978-01-011978-11-29

Every Fixed Threshold

Fixed thresholds at Santa Maria da Boa Vista
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5928194716
25 mm (0.98 in): Days with 25 mm or more rain571919477
50 mm (1.97 in): Days with 50 mm or more rain42719601
100 mm (3.94 in): Days with 100 mm or more rain6119461

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 Santa Maria da Boa Vista 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).