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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Porter 2 E Threshold Days by Year (USC00297026)

6 fixed thresholds counted per year at Porter 2 E (USC00297026): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Porter 2 E Thresholds

  • Porter 2 E: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1960 with 25.
  • Porter 2 E: days with 25 mm (0.98 in) or more of precipitation in 51 years, most in 1960 with 13.
  • Porter 2 E: days with 10 cm (3.9 in) or more of snowfall in 33 years, most in 1931 with 6.
  • Porter 2 E: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1960 with 4.
  • 6 fixed thresholds have at least one qualifying day at Porter 2 E.
54 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Porter 2 E Days per year at Porter 2 E with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1960. 01020301924: 141925: 121926: 181927: 151928: 171929: 121930: 121931: 191932: 161933: 91934: 71935: 111936: 61937: 111938: 91939: 141940: 121945: 141948: 161949: 111950: 111951: 111952: 111953: 61954: 101955: 101956: 81957: 141958: 181959: 141960: 251961: 181962: 91963: 91964: 71965: 81966: 71967: 101968: 121969: 181970: 111971: 161972: 121973: 131974: 151975: 101976: 91977: 151978: 121979: 121980: 131981: 241982: 101983: 12192419301936194819541960196619721978
Days per year at Porter 2 E with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1960.
Days with 10 mm (0.39 in) or more of precipitation per year at Porter 2 E
YearDaysDecade average
19241414.7
19251214.7
19261814.7
19271514.7
19281714.7
19291214.7
19301211.4
19311911.4
19321611.4
1933911.4
1934711.4
19351111.4
1936611.4
19371111.4
1938911.4
19391411.4
19401213.3
19451413.3
19481613.3
19491113.3
19501111.3
19511111.3
19521111.3
1953611.3
19541011.3
19551011.3
1956811.3
19571411.3
19581811.3
19591411.3
19602512.3
19611812.3
1962912.3
1963912.3
1964712.3
1965812.3
1966712.3
19671012.3
19681212.3
19691812.3
19701112.5
19711612.5
19721212.5
19731312.5
19741512.5
19751012.5
1976912.5
19771512.5
19781212.5
19791212.5
19801314.8
19812414.8
19821014.8
19831214.8
First to last qualifying date each year at Porter 2 E For each year, a bar from the first to the last day at Porter 2 E meeting 10 mm (0.39 in). 1924: 21 March 1924 to 9 December 19241925: 14 April 1925 to 16 October 19251926: 20 March 1926 to 5 December 19261927: 11 June 1927 to 18 September 19271928: 16 February 1928 to 11 December 19281929: 8 February 1929 to 9 November 19291930: 24 April 1930 to 27 December 19301931: 10 January 1931 to 20 October 19311932: 4 January 1932 to 15 December 19321933: 30 May 1933 to 26 August 19331934: 3 June 1934 to 21 November 19341935: 10 March 1935 to 26 November 19351936: 26 May 1936 to 27 September 19361937: 5 March 1937 to 13 December 19371938: 20 February 1938 to 20 December 19381939: 7 January 1939 to 25 December 19391940: 2 March 1940 to 24 November 19401945: 18 January 1945 to 14 October 19451948: 5 February 1948 to 1 November 19481949: 12 February 1949 to 4 August 19491950: 4 June 1950 to 25 September 19501951: 28 March 1951 to 26 October 19511952: 3 January 1952 to 23 August 19521953: 17 July 1953 to 17 August 19531954: 11 April 1954 to 7 October 19541955: 9 April 1955 to 25 September 19551956: 4 February 1956 to 18 October 19561957: 4 March 1957 to 21 November 19571958: 6 March 1958 to 29 December 19581959: 7 May 1959 to 17 December 19591960: 14 January 1960 to 9 December 19601961: 17 March 1961 to 15 November 19611962: 27 April 1962 to 17 November 19621963: 27 May 1963 to 14 September 19631964: 3 February 1964 to 16 November 19641965: 26 April 1965 to 17 August 19651966: 27 February 1966 to 23 August 19661967: 29 May 1967 to 20 September 19671968: 21 January 1968 to 2 November 19681969: 4 May 1969 to 4 December 19691970: 28 March 1970 to 15 October 19701971: 21 February 1971 to 17 November 19711972: 12 June 1972 to 20 October 19721973: 31 January 1973 to 3 December 19731974: 24 June 1974 to 23 October 19741975: 22 February 1975 to 19 November 19751976: 30 April 1976 to 27 September 19761977: 27 March 1977 to 3 September 19771978: 10 April 1978 to 4 November 19781979: 17 April 1979 to 30 October 19791980: 2 April 1980 to 6 October 19801981: 11 March 1981 to 31 October 19811982: 23 May 1982 to 1 October 19821983: 20 January 1983 to 2 December 198319241931193819511958196519721979JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Porter 2 E meeting 10 mm (0.39 in).
First to last qualifying date each year at Porter 2 E
YearFirst dateLast date
19241924-03-211924-12-09
19251925-04-141925-10-16
19261926-03-201926-12-05
19271927-06-111927-09-18
19281928-02-161928-12-11
19291929-02-081929-11-09
19301930-04-241930-12-27
19311931-01-101931-10-20
19321932-01-041932-12-15
19331933-05-301933-08-26
19341934-06-031934-11-21
19351935-03-101935-11-26
19361936-05-261936-09-27
19371937-03-051937-12-13
19381938-02-201938-12-20
19391939-01-071939-12-25
19401940-03-021940-11-24
19451945-01-181945-10-14
19481948-02-051948-11-01
19491949-02-121949-08-04
19501950-06-041950-09-25
19511951-03-281951-10-26
19521952-01-031952-08-23
19531953-07-171953-08-17
19541954-04-111954-10-07
19551955-04-091955-09-25
19561956-02-041956-10-18
19571957-03-041957-11-21
19581958-03-061958-12-29
19591959-05-071959-12-17
19601960-01-141960-12-09
19611961-03-171961-11-15
19621962-04-271962-11-17
19631963-05-271963-09-14
19641964-02-031964-11-16
19651965-04-261965-08-17
19661966-02-271966-08-23
19671967-05-291967-09-20
19681968-01-211968-11-02
19691969-05-041969-12-04
19701970-03-281970-10-15
19711971-02-211971-11-17
19721972-06-121972-10-20
19731973-01-311973-12-03
19741974-06-241974-10-23
19751975-02-221975-11-19
19761976-04-301976-09-27
19771977-03-271977-09-03
19781978-04-101978-11-04
19791979-04-171979-10-30
19801980-04-021980-10-06
19811981-03-111981-10-31
19821982-05-231982-10-01
19831983-01-201983-12-02

Every Fixed Threshold

Fixed thresholds at Porter 2 E
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5425196012
25 mm (0.98 in): Days with 25 mm or more rain511319602
50 mm (1.97 in): Days with 50 mm or more rain24419601
100 mm (3.94 in): Days with 100 mm or more rain1219302
10 cm (3.9 in): Days with 10 cm or more snowfall33619311
25 cm (9.8 in): Days with 25 cm or more snowfall8219611

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

  • Data for Porter 2 E 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).