Built 2026-10-19 (19 October 2026)

Alexandria Threshold Days by Year (BR038238980)

4 fixed thresholds counted per year at Alexandria (BR038238980): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Alexandria Thresholds

  • Alexandria: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1974 with 47.
  • Alexandria: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1974 with 24.
  • Alexandria: days with 50 mm (1.97 in) or more of precipitation in 44 years, most in 1967 with 9.
  • Alexandria: days with 100 mm (3.94 in) or more of precipitation in 12 years, most in 1967 with 3.
  • 4 fixed thresholds have at least one qualifying day at Alexandria.
48 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Alexandria Days per year at Alexandria with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 47 in 1974. 02040601936: 151937: 191938: 151939: 221940: 321941: 121942: 81943: 171944: 201945: 301946: 221947: 321948: 191949: 261950: 231951: 151952: 161953: 161954: 231955: 281956: 171957: 181958: 91959: 261960: 21961: 291962: 261963: 411964: 421965: 361966: 311967: 391968: 311969: 281970: 181971: 291972: 291973: 271974: 471975: 361976: 211977: 351978: 201979: 261980: 201981: 161982: 181983: 91936194119461951195619611966197119761981
Days per year at Alexandria with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 47 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Alexandria
YearDaysDecade average
19361517.8
19371917.8
19381517.8
19392217.8
19403221.8
19411221.8
1942821.8
19431721.8
19442021.8
19453021.8
19462221.8
19473221.8
19481921.8
19492621.8
19502319.1
19511519.1
19521619.1
19531619.1
19542319.1
19552819.1
19561719.1
19571819.1
1958919.1
19592619.1
1960230.5
19612930.5
19622630.5
19634130.5
19644230.5
19653630.5
19663130.5
19673930.5
19683130.5
19692830.5
19701828.8
19712928.8
19722928.8
19732728.8
19744728.8
19753628.8
19762128.8
19773528.8
19782028.8
19792628.8
19802015.8
19811615.8
19821815.8
1983915.8
First to last qualifying date each year at Alexandria For each year, a bar from the first to the last day at Alexandria meeting 10 mm (0.39 in). 1936: 26 January 1936 to 26 June 19361937: 16 March 1937 to 7 August 19371938: 18 January 1938 to 8 May 19381939: 7 February 1939 to 25 October 19391940: 4 January 1940 to 29 August 19401941: 5 January 1941 to 5 November 19411942: 9 February 1942 to 2 May 19421943: 25 January 1943 to 22 December 19431944: 17 January 1944 to 15 December 19441945: 8 January 1945 to 3 December 19451946: 11 January 1946 to 21 December 19461947: 22 January 1947 to 22 December 19471948: 23 January 1948 to 19 June 19481949: 1 February 1949 to 28 November 19491950: 25 February 1950 to 4 July 19501951: 3 February 1951 to 15 December 19511952: 14 January 1952 to 23 May 19521953: 14 March 1953 to 26 November 19531954: 24 January 1954 to 27 November 19541955: 19 January 1955 to 25 October 19551956: 2 February 1956 to 19 October 19561957: 1 March 1957 to 22 June 19571958: 15 January 1958 to 21 June 19581959: 11 January 1959 to 14 June 19591960: 11 February 1960 to 22 May 19601961: 18 January 1961 to 13 May 19611962: 21 January 1962 to 18 December 19621963: 12 January 1963 to 24 December 19631964: 4 January 1964 to 15 September 19641965: 12 January 1965 to 5 October 19651966: 30 January 1966 to 7 September 19661967: 2 January 1967 to 30 December 19671968: 1 January 1968 to 27 December 19681969: 22 January 1969 to 25 July 19691970: 19 January 1970 to 25 April 19701971: 12 January 1971 to 21 October 19711972: 19 January 1972 to 21 December 19721973: 5 January 1973 to 3 October 19731974: 13 January 1974 to 6 December 19741975: 29 January 1975 to 7 December 19751976: 2 February 1976 to 12 November 19761977: 5 January 1977 to 16 December 19771978: 16 January 1978 to 4 December 19781979: 15 January 1979 to 19 November 19791980: 11 January 1980 to 30 December 19801981: 21 January 1981 to 24 December 19811982: 23 January 1982 to 7 August 19821983: 28 January 1983 to 7 April 198319361942194819541960196619721978JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Alexandria meeting 10 mm (0.39 in).
First to last qualifying date each year at Alexandria
YearFirst dateLast date
19361936-01-261936-06-26
19371937-03-161937-08-07
19381938-01-181938-05-08
19391939-02-071939-10-25
19401940-01-041940-08-29
19411941-01-051941-11-05
19421942-02-091942-05-02
19431943-01-251943-12-22
19441944-01-171944-12-15
19451945-01-081945-12-03
19461946-01-111946-12-21
19471947-01-221947-12-22
19481948-01-231948-06-19
19491949-02-011949-11-28
19501950-02-251950-07-04
19511951-02-031951-12-15
19521952-01-141952-05-23
19531953-03-141953-11-26
19541954-01-241954-11-27
19551955-01-191955-10-25
19561956-02-021956-10-19
19571957-03-011957-06-22
19581958-01-151958-06-21
19591959-01-111959-06-14
19601960-02-111960-05-22
19611961-01-181961-05-13
19621962-01-211962-12-18
19631963-01-121963-12-24
19641964-01-041964-09-15
19651965-01-121965-10-05
19661966-01-301966-09-07
19671967-01-021967-12-30
19681968-01-011968-12-27
19691969-01-221969-07-25
19701970-01-191970-04-25
19711971-01-121971-10-21
19721972-01-191972-12-21
19731973-01-051973-10-03
19741974-01-131974-12-06
19751975-01-291975-12-07
19761976-02-021976-11-12
19771977-01-051977-12-16
19781978-01-161978-12-04
19791979-01-151979-11-19
19801980-01-111980-12-30
19811981-01-211981-12-24
19821982-01-231982-08-07
19831983-01-281983-04-07

Every Fixed Threshold

Fixed thresholds at Alexandria
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain484719749
25 mm (0.98 in): Days with 25 mm or more rain472419743
50 mm (1.97 in): Days with 50 mm or more rain44919672
100 mm (3.94 in): Days with 100 mm or more rain12319671

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

  • Data for Alexandria 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).