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Built 2026-10-19 (19 October 2026)

Varzea da Ema Threshold Days by Year (BR038920040)

4 fixed thresholds counted per year at Varzea da Ema (BR038920040): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Varzea da Ema Thresholds

  • Varzea da Ema: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1947 with 26.
  • Varzea da Ema: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 1940 with 10.
  • Varzea da Ema: days with 50 mm (1.97 in) or more of precipitation in 29 years, most in 1947 with 6.
  • Varzea da Ema: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1950 with 2.
  • 4 fixed thresholds have at least one qualifying day at Varzea da Ema.
42 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Varzea da Ema Days per year at Varzea da Ema with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1947. 01020301937: 141938: 111939: 121940: 161941: 111942: 151943: 61944: 151945: 191947: 261948: 111949: 151950: 121951: 71952: 121953: 61954: 61955: 41956: 121957: 201958: 81959: 111960: 181961: 91962: 91963: 101964: 151965: 81966: 171967: 151968: 161969: 141970: 101971: 81972: 71977: 151978: 181979: 151980: 81981: 161982: 61983: 9193719421948195319581963196819771982
Days per year at Varzea da Ema with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1947.
Days with 10 mm (0.39 in) or more of precipitation per year at Varzea da Ema
YearDaysDecade average
19371412.3
19381112.3
19391212.3
19401614.9
19411114.9
19421514.9
1943614.9
19441514.9
19451914.9
19472614.9
19481114.9
19491514.9
1950129.8
195179.8
1952129.8
195369.8
195469.8
195549.8
1956129.8
1957209.8
195889.8
1959119.8
19601813.1
1961913.1
1962913.1
19631013.1
19641513.1
1965813.1
19661713.1
19671513.1
19681613.1
19691413.1
19701012.2
1971812.2
1972712.2
19771512.2
19781812.2
19791512.2
198089.8
1981169.8
198269.8
198399.8
First to last qualifying date each year at Varzea da Ema For each year, a bar from the first to the last day at Varzea da Ema meeting 10 mm (0.39 in). 1937: 27 January 1937 to 9 June 19371938: 16 February 1938 to 6 December 19381939: 18 January 1939 to 21 November 19391940: 7 January 1940 to 31 December 19401941: 16 January 1941 to 27 December 19411942: 3 January 1942 to 5 December 19421943: 2 February 1943 to 23 December 19431944: 22 January 1944 to 28 December 19441945: 2 March 1945 to 25 December 19451947: 21 January 1947 to 4 December 19471948: 3 March 1948 to 22 December 19481949: 28 January 1949 to 30 November 19491950: 14 January 1950 to 16 December 19501951: 18 April 1951 to 18 November 19511952: 5 February 1952 to 24 December 19521953: 15 March 1953 to 18 December 19531954: 25 January 1954 to 6 December 19541955: 20 January 1955 to 11 November 19551956: 2 February 1956 to 2 December 19561957: 7 January 1957 to 25 November 19571958: 28 January 1958 to 22 December 19581959: 20 January 1959 to 24 November 19591960: 1 January 1960 to 15 December 19601961: 16 January 1961 to 10 June 19611962: 15 January 1962 to 26 December 19621963: 5 January 1963 to 21 December 19631964: 5 January 1964 to 6 December 19641965: 19 January 1965 to 21 November 19651966: 12 January 1966 to 26 December 19661967: 4 February 1967 to 26 December 19671968: 25 January 1968 to 25 December 19681969: 9 February 1969 to 28 December 19691970: 13 January 1970 to 17 December 19701971: 7 April 1971 to 23 December 19711972: 19 January 1972 to 15 December 19721977: 18 January 1977 to 28 December 19771978: 12 January 1978 to 20 December 19781979: 15 January 1979 to 18 December 19791980: 15 January 1980 to 27 December 19801981: 19 January 1981 to 31 December 19811982: 15 January 1982 to 27 December 19821983: 21 January 1983 to 6 December 19831937194319501956196219681978JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Varzea da Ema meeting 10 mm (0.39 in).
First to last qualifying date each year at Varzea da Ema
YearFirst dateLast date
19371937-01-271937-06-09
19381938-02-161938-12-06
19391939-01-181939-11-21
19401940-01-071940-12-31
19411941-01-161941-12-27
19421942-01-031942-12-05
19431943-02-021943-12-23
19441944-01-221944-12-28
19451945-03-021945-12-25
19471947-01-211947-12-04
19481948-03-031948-12-22
19491949-01-281949-11-30
19501950-01-141950-12-16
19511951-04-181951-11-18
19521952-02-051952-12-24
19531953-03-151953-12-18
19541954-01-251954-12-06
19551955-01-201955-11-11
19561956-02-021956-12-02
19571957-01-071957-11-25
19581958-01-281958-12-22
19591959-01-201959-11-24
19601960-01-011960-12-15
19611961-01-161961-06-10
19621962-01-151962-12-26
19631963-01-051963-12-21
19641964-01-051964-12-06
19651965-01-191965-11-21
19661966-01-121966-12-26
19671967-02-041967-12-26
19681968-01-251968-12-25
19691969-02-091969-12-28
19701970-01-131970-12-17
19711971-04-071971-12-23
19721972-01-191972-12-15
19771977-01-181977-12-28
19781978-01-121978-12-20
19791979-01-151979-12-18
19801980-01-151980-12-27
19811981-01-191981-12-31
19821982-01-151982-12-27
19831983-01-211983-12-06

Every Fixed Threshold

Fixed thresholds at Varzea da Ema
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain422619479
25 mm (0.98 in): Days with 25 mm or more rain411019405
50 mm (1.97 in): Days with 50 mm or more rain29619473
100 mm (3.94 in): Days with 100 mm or more rain5219501

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 Varzea da 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).