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Built 2026-10-19 (19 October 2026)

Negley 4 SSW Threshold Days by Year (USC00416247)

5 fixed thresholds counted per year at Negley 4 SSW (USC00416247): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Negley 4 SSW Thresholds

  • Negley 4 SSW: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1968 with 61.
  • Negley 4 SSW: days with 25 mm (0.98 in) or more of precipitation in 46 years, most in 1979 with 25.
  • Negley 4 SSW: days with 50 mm (1.97 in) or more of precipitation in 46 years, most in 1974 with 11.
  • Negley 4 SSW: days with 100 mm (3.94 in) or more of precipitation in 15 years, most in 1993 with 3.
  • 5 fixed thresholds have at least one qualifying day at Negley 4 SSW.
46 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Negley 4 SSW Days per year at Negley 4 SSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 1968. 0204060801950: 361951: 401952: 361953: 341954: 321955: 311956: 261957: 541958: 411959: 331960: 381961: 371962: 441963: 281964: 331965: 321966: 301967: 421968: 611969: 351970: 341971: 341972: 271974: 441975: 271976: 371977: 261978: 211979: 401980: 311981: 441982: 331984: 451985: 381986: 401988: 301990: 371991: 411992: 481993: 321994: 371995: 331996: 401997: 321998: 242001: 311950195519601965197019761981198819942001
Days per year at Negley 4 SSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 1968.
Days with 10 mm (0.39 in) or more of precipitation per year at Negley 4 SSW
YearDaysDecade average
19503636.3
19514036.3
19523636.3
19533436.3
19543236.3
19553136.3
19562636.3
19575436.3
19584136.3
19593336.3
19603838
19613738
19624438
19632838
19643338
19653238
19663038
19674238
19686138
19693538
19703432.2
19713432.2
19722732.2
19744432.2
19752732.2
19763732.2
19772632.2
19782132.2
19794032.2
19803137.3
19814437.3
19823337.3
19844537.3
19853837.3
19864037.3
19883037.3
19903736
19914136
19924836
19933236
19943736
19953336
19964036
19973236
19982436
20013131
First to last qualifying date each year at Negley 4 SSW For each year, a bar from the first to the last day at Negley 4 SSW meeting 10 mm (0.39 in). 1950: 4 January 1950 to 22 October 19501951: 13 January 1951 to 14 December 19511952: 2 January 1952 to 31 December 19521953: 17 January 1953 to 28 December 19531954: 10 January 1954 to 29 December 19541955: 10 January 1955 to 1 December 19551956: 19 January 1956 to 20 December 19561957: 4 January 1957 to 25 December 19571958: 13 January 1958 to 31 December 19581959: 13 February 1959 to 16 December 19591960: 1 January 1960 to 31 December 19601961: 6 February 1961 to 31 December 19611962: 19 January 1962 to 29 December 19621963: 5 January 1963 to 11 December 19631964: 16 January 1964 to 10 December 19641965: 2 January 1965 to 24 December 19651966: 2 January 1966 to 28 December 19661967: 26 January 1967 to 31 December 19671968: 3 January 1968 to 28 December 19681969: 16 January 1969 to 29 December 19691970: 6 January 1970 to 15 December 19701971: 4 January 1971 to 15 December 19711972: 27 January 1972 to 15 December 19721974: 10 January 1974 to 11 December 19741975: 31 January 1975 to 25 December 19751976: 25 January 1976 to 11 December 19761977: 9 January 1977 to 1 December 19771978: 13 February 1978 to 30 December 19781979: 1 January 1979 to 24 December 19791980: 11 January 1980 to 9 December 19801981: 1 February 1981 to 21 December 19811982: 3 January 1982 to 27 December 19821984: 10 January 1984 to 18 December 19841985: 1 January 1985 to 13 December 19851986: 4 February 1986 to 27 December 19861988: 18 February 1988 to 31 December 19881990: 17 January 1990 to 22 December 19901991: 4 January 1991 to 22 December 19911992: 8 January 1992 to 20 December 19921993: 4 January 1993 to 13 December 19931994: 11 January 1994 to 16 December 19941995: 6 January 1995 to 19 December 19951996: 2 January 1996 to 15 December 19961997: 8 January 1997 to 8 December 19971998: 9 January 1998 to 10 December 19982001: 11 January 2001 to 29 November 200119501956196219681975198119901996JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Negley 4 SSW meeting 10 mm (0.39 in).
First to last qualifying date each year at Negley 4 SSW
YearFirst dateLast date
19501950-01-041950-10-22
19511951-01-131951-12-14
19521952-01-021952-12-31
19531953-01-171953-12-28
19541954-01-101954-12-29
19551955-01-101955-12-01
19561956-01-191956-12-20
19571957-01-041957-12-25
19581958-01-131958-12-31
19591959-02-131959-12-16
19601960-01-011960-12-31
19611961-02-061961-12-31
19621962-01-191962-12-29
19631963-01-051963-12-11
19641964-01-161964-12-10
19651965-01-021965-12-24
19661966-01-021966-12-28
19671967-01-261967-12-31
19681968-01-031968-12-28
19691969-01-161969-12-29
19701970-01-061970-12-15
19711971-01-041971-12-15
19721972-01-271972-12-15
19741974-01-101974-12-11
19751975-01-311975-12-25
19761976-01-251976-12-11
19771977-01-091977-12-01
19781978-02-131978-12-30
19791979-01-011979-12-24
19801980-01-111980-12-09
19811981-02-011981-12-21
19821982-01-031982-12-27
19841984-01-101984-12-18
19851985-01-011985-12-13
19861986-02-041986-12-27
19881988-02-181988-12-31
19901990-01-171990-12-22
19911991-01-041991-12-22
19921992-01-081992-12-20
19931993-01-041993-12-13
19941994-01-111994-12-16
19951995-01-061995-12-19
19961996-01-021996-12-15
19971997-01-081997-12-08
19981998-01-091998-12-10
20012001-01-112001-11-29

Every Fixed Threshold

Fixed thresholds at Negley 4 SSW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4661196831
25 mm (0.98 in): Days with 25 mm or more rain4625197920
50 mm (1.97 in): Days with 50 mm or more rain461119743
100 mm (3.94 in): Days with 100 mm or more rain15319931
10 cm (3.9 in): Days with 10 cm or more snowfall5119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Negley 4 SSW 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).