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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Longford Threshold Days by Year

4 fixed thresholds counted per year at Longford (ASN00038019): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Longford Thresholds

  • Longford: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1950 with 29.
  • Longford: days with 25 mm (0.98 in) or more of precipitation in 55 years, most in 1950 with 10.
  • Longford: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1949 with 3.
  • Longford: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1956 with 1.
  • 4 fixed thresholds have at least one qualifying day at Longford.
63 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Longford Days per year at Longford with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1950. 01020301929: 31930: 121931: 91932: 31933: 51934: 61935: 81936: 91937: 41938: 41939: 131940: 71941: 131942: 91943: 71944: 101945: 31946: 31947: 111948: 51949: 141950: 291951: 11952: 61953: 101954: 81955: 131956: 141957: 71958: 81959: 71960: 81961: 71962: 91963: 71964: 41965: 21966: 21967: 71968: 61969: 51970: 61971: 51972: 41973: 141974: 131975: 131976: 121977: 151978: 151979: 71980: 41981: 131982: 51983: 91984: 101985: 71986: 61987: 61989: 151996: 91997: 101998: 13192919361943195019571964197119781985
Days per year at Longford with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1950.
Days with 10 mm (0.39 in) or more of precipitation per year at Longford
YearDaysDecade average
192933
1930127.3
193197.3
193237.3
193357.3
193467.3
193587.3
193697.3
193747.3
193847.3
1939137.3
194078.2
1941138.2
194298.2
194378.2
1944108.2
194538.2
194638.2
1947118.2
194858.2
1949148.2
19502910.3
1951110.3
1952610.3
19531010.3
1954810.3
19551310.3
19561410.3
1957710.3
1958810.3
1959710.3
196085.7
196175.7
196295.7
196375.7
196445.7
196525.7
196625.7
196775.7
196865.7
196955.7
1970610.4
1971510.4
1972410.4
19731410.4
19741310.4
19751310.4
19761210.4
19771510.4
19781510.4
1979710.4
198048.3
1981138.3
198258.3
198398.3
1984108.3
198578.3
198668.3
198768.3
1989158.3
1996910.7
19971010.7
19981310.7
First to last qualifying date each year at Longford For each year, a bar from the first to the last day at Longford meeting 10 mm (0.39 in). 1929: 5 January 1929 to 1 April 19291930: 24 January 1930 to 12 December 19301931: 14 March 1931 to 6 December 19311932: 17 May 1932 to 3 June 19321933: 15 February 1933 to 4 December 19331934: 29 January 1934 to 9 November 19341935: 29 June 1935 to 31 December 19351936: 11 February 1936 to 3 July 19361937: 1 January 1937 to 25 November 19371938: 27 January 1938 to 23 July 19381939: 17 January 1939 to 28 December 19391940: 1 February 1940 to 28 December 19401941: 8 January 1941 to 12 November 19411942: 24 April 1942 to 26 December 19421943: 3 January 1943 to 19 November 19431944: 10 January 1944 to 18 December 19441945: 6 January 1945 to 8 July 19451946: 11 January 1946 to 18 January 19461947: 3 February 1947 to 4 October 19471948: 15 February 1948 to 24 December 19481949: 13 February 1949 to 21 November 19491950: 18 January 1950 to 19 December 19501951: 13 June 1951 to 13 June 19511952: 7 April 1952 to 29 December 19521953: 6 January 1953 to 24 November 19531954: 25 January 1954 to 12 December 19541955: 12 January 1955 to 18 October 19551956: 1 February 1956 to 13 December 19561957: 3 February 1957 to 30 June 19571958: 31 March 1958 to 25 November 19581959: 10 January 1959 to 18 December 19591960: 9 January 1960 to 29 December 19601961: 2 January 1961 to 18 December 19611962: 12 January 1962 to 29 December 19621963: 12 January 1963 to 28 October 19631964: 14 January 1964 to 8 October 19641965: 16 August 1965 to 21 December 19651966: 22 January 1966 to 8 May 19661967: 4 March 1967 to 29 December 19671968: 16 January 1968 to 12 May 19681969: 5 February 1969 to 23 December 19691970: 4 March 1970 to 20 December 19701971: 5 March 1971 to 21 August 19711972: 6 January 1972 to 10 May 19721973: 6 February 1973 to 31 December 19731974: 2 January 1974 to 17 November 19741975: 3 January 1975 to 27 December 19751976: 21 January 1976 to 22 December 19761977: 7 January 1977 to 8 December 19771978: 14 January 1978 to 4 December 19781979: 20 February 1979 to 24 December 19791980: 31 January 1980 to 16 July 19801981: 15 January 1981 to 19 November 19811982: 1 March 1982 to 28 December 19821983: 25 February 1983 to 20 November 19831984: 2 January 1984 to 19 December 19841985: 22 February 1985 to 6 November 19851986: 5 May 1986 to 7 December 19861987: 26 January 1987 to 29 December 19871989: 25 January 1989 to 29 November 19891996: 2 January 1996 to 19 December 19961997: 6 January 1997 to 21 December 19971998: 13 January 1998 to 31 December 199819291937194519531961196919771985JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Longford meeting 10 mm (0.39 in).
First to last qualifying date each year at Longford
YearFirst dateLast date
19291929-01-051929-04-01
19301930-01-241930-12-12
19311931-03-141931-12-06
19321932-05-171932-06-03
19331933-02-151933-12-04
19341934-01-291934-11-09
19351935-06-291935-12-31
19361936-02-111936-07-03
19371937-01-011937-11-25
19381938-01-271938-07-23
19391939-01-171939-12-28
19401940-02-011940-12-28
19411941-01-081941-11-12
19421942-04-241942-12-26
19431943-01-031943-11-19
19441944-01-101944-12-18
19451945-01-061945-07-08
19461946-01-111946-01-18
19471947-02-031947-10-04
19481948-02-151948-12-24
19491949-02-131949-11-21
19501950-01-181950-12-19
19511951-06-131951-06-13
19521952-04-071952-12-29
19531953-01-061953-11-24
19541954-01-251954-12-12
19551955-01-121955-10-18
19561956-02-011956-12-13
19571957-02-031957-06-30
19581958-03-311958-11-25
19591959-01-101959-12-18
19601960-01-091960-12-29
19611961-01-021961-12-18
19621962-01-121962-12-29
19631963-01-121963-10-28
19641964-01-141964-10-08
19651965-08-161965-12-21
19661966-01-221966-05-08
19671967-03-041967-12-29
19681968-01-161968-05-12
19691969-02-051969-12-23
19701970-03-041970-12-20
19711971-03-051971-08-21
19721972-01-061972-05-10
19731973-02-061973-12-31
19741974-01-021974-11-17
19751975-01-031975-12-27
19761976-01-211976-12-22
19771977-01-071977-12-08
19781978-01-141978-12-04
19791979-02-201979-12-24
19801980-01-311980-07-16
19811981-01-151981-11-19
19821982-03-011982-12-28
19831983-02-251983-11-20
19841984-01-021984-12-19
19851985-02-221985-11-06
19861986-05-051986-12-07
19871987-01-261987-12-29
19891989-01-251989-11-29
19961996-01-021996-12-19
19971997-01-061997-12-21
19981998-01-131998-12-31

Every Fixed Threshold

Fixed thresholds at Longford
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6329195013
25 mm (0.98 in): Days with 25 mm or more rain551019501
50 mm (1.97 in): Days with 50 mm or more rain30319491
100 mm (3.94 in): Days with 100 mm or more rain2119561

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1929.

Download the Data

  • Data for Longford 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).