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Built 2026-10-19 (19 October 2026)

Loop Threshold Days by Year (USC00415351)

6 fixed thresholds counted per year at Loop (USC00415351): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Loop Thresholds

  • Loop: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1986 with 27.
  • Loop: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1984 with 9.
  • Loop: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1987 with 3.
  • Loop: days with 10 cm (3.9 in) or more of snowfall in 10 years, most in 1960 with 2.
  • 6 fixed thresholds have at least one qualifying day at Loop.
39 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Loop Days per year at Loop with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1986. 01020301949: 241950: 141951: 71952: 51953: 91954: 141955: 91956: 81957: 151958: 171959: 191960: 141963: 121965: 51966: 101967: 81968: 211969: 211970: 81971: 101972: 141974: 171975: 141976: 131977: 91981: 171982: 181983: 101984: 181985: 201986: 271987: 231988: 121989: 101990: 121991: 191992: 141993: 91994: 101949195319571963196819721977198419881992
Days per year at Loop with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1986.
Days with 10 mm (0.39 in) or more of precipitation per year at Loop
YearDaysDecade average
19492424
19501411.7
1951711.7
1952511.7
1953911.7
19541411.7
1955911.7
1956811.7
19571511.7
19581711.7
19591911.7
19601413
19631213
1965513
19661013
1967813
19682113
19692113
1970812.1
19711012.1
19721412.1
19741712.1
19751412.1
19761312.1
1977912.1
19811717.2
19821817.2
19831017.2
19841817.2
19852017.2
19862717.2
19872317.2
19881217.2
19891017.2
19901212.8
19911912.8
19921412.8
1993912.8
19941012.8
First to last qualifying date each year at Loop For each year, a bar from the first to the last day at Loop meeting 10 mm (0.39 in). 1949: 11 January 1949 to 24 October 19491950: 26 May 1950 to 2 October 19501951: 10 March 1951 to 22 August 19511952: 11 April 1952 to 22 September 19521953: 18 June 1953 to 25 October 19531954: 12 April 1954 to 14 November 19541955: 9 May 1955 to 4 October 19551956: 24 May 1956 to 18 October 19561957: 16 February 1957 to 20 October 19571958: 5 January 1958 to 13 November 19581959: 7 May 1959 to 30 October 19591960: 30 May 1960 to 10 December 19601963: 15 May 1963 to 19 October 19631965: 12 May 1965 to 21 August 19651966: 28 March 1966 to 24 August 19661967: 4 June 1967 to 7 November 19671968: 19 January 1968 to 3 December 19681969: 14 February 1969 to 1 November 19691970: 24 February 1970 to 15 October 19701971: 16 April 1971 to 24 September 19711972: 30 March 1972 to 14 September 19721974: 1 May 1974 to 3 November 19741975: 23 January 1975 to 2 November 19751976: 15 April 1976 to 13 November 19761977: 27 March 1977 to 22 August 19771981: 28 February 1981 to 12 October 19811982: 13 January 1982 to 26 December 19821983: 1 January 1983 to 22 November 19831984: 17 May 1984 to 15 December 19841985: 20 February 1985 to 17 October 19851986: 25 May 1986 to 22 December 19861987: 24 February 1987 to 25 December 19871988: 5 February 1988 to 23 September 19881989: 16 February 1989 to 22 August 19891990: 14 February 1990 to 16 December 19901991: 30 March 1991 to 21 December 19911992: 13 January 1992 to 21 November 19921993: 1 January 1993 to 3 September 19931994: 29 April 1994 to 7 October 199419491954195919671972198119861991JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Loop meeting 10 mm (0.39 in).
First to last qualifying date each year at Loop
YearFirst dateLast date
19491949-01-111949-10-24
19501950-05-261950-10-02
19511951-03-101951-08-22
19521952-04-111952-09-22
19531953-06-181953-10-25
19541954-04-121954-11-14
19551955-05-091955-10-04
19561956-05-241956-10-18
19571957-02-161957-10-20
19581958-01-051958-11-13
19591959-05-071959-10-30
19601960-05-301960-12-10
19631963-05-151963-10-19
19651965-05-121965-08-21
19661966-03-281966-08-24
19671967-06-041967-11-07
19681968-01-191968-12-03
19691969-02-141969-11-01
19701970-02-241970-10-15
19711971-04-161971-09-24
19721972-03-301972-09-14
19741974-05-011974-11-03
19751975-01-231975-11-02
19761976-04-151976-11-13
19771977-03-271977-08-22
19811981-02-281981-10-12
19821982-01-131982-12-26
19831983-01-011983-11-22
19841984-05-171984-12-15
19851985-02-201985-10-17
19861986-05-251986-12-22
19871987-02-241987-12-25
19881988-02-051988-09-23
19891989-02-161989-08-22
19901990-02-141990-12-16
19911991-03-301991-12-21
19921992-01-131992-11-21
19931993-01-011993-09-03
19941994-04-291994-10-07

Every Fixed Threshold

Fixed thresholds at Loop
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3927198610
25 mm (0.98 in): Days with 25 mm or more rain39919843
50 mm (1.97 in): Days with 50 mm or more rain24319871
100 mm (3.94 in): Days with 100 mm or more rain3119551
10 cm (3.9 in): Days with 10 cm or more snowfall10219601
25 cm (9.8 in): Days with 25 cm or more snowfall1119691

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for Loop 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).