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Built 2026-10-19 (19 October 2026)

Corydon 8 W Threshold Days by Year (USC00131848)

18 fixed thresholds counted per year at Corydon 8 W (USC00131848): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Corydon 8 W Thresholds

  • Corydon 8 W: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1990 with 44.
  • Corydon 8 W: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 1960 with 16.
  • Corydon 8 W: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 1953 with 77.
  • Corydon 8 W: days with a maximum temperature at or above 90 F (32.2 C) in 30 years, most in 1953 with 53.
  • 18 fixed thresholds have at least one qualifying day at Corydon 8 W.
30 years with a qualifying day
Days at or above 30 C (86 F) per year at Corydon 8 W Days per year at Corydon 8 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 77 in 1953. 0204060801952: 661953: 771954: 741955: 601956: 661957: 461958: 341959: 501960: 431961: 411962: 611963: 661964: 621965: 441966: 481967: 321969: 381970: 441971: 541972: 451973: 451974: 321975: 571976: 411977: 441979: 381985: 321986: 301989: 441990: 501952195519581961196419671971197419771986
Days per year at Corydon 8 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 77 in 1953.
Days at or above 30 C (86 F) per year at Corydon 8 W
YearDaysDecade average
19526659.1
19537759.1
19547459.1
19556059.1
19566659.1
19574659.1
19583459.1
19595059.1
19604348.3
19614148.3
19626148.3
19636648.3
19646248.3
19654448.3
19664848.3
19673248.3
19693848.3
19704444.4
19715444.4
19724544.4
19734544.4
19743244.4
19755744.4
19764144.4
19774444.4
19793844.4
19853235.3
19863035.3
19894435.3
19905050
First to last qualifying date each year at Corydon 8 W For each year, a bar from the first to the last day at Corydon 8 W meeting 30 C (86 F). 1952: 29 April 1952 to 30 September 19521953: 24 May 1953 to 17 October 19531954: 6 April 1954 to 3 October 19541955: 20 June 1955 to 18 September 19551956: 27 April 1956 to 16 October 19561957: 5 June 1957 to 31 August 19571958: 26 May 1958 to 24 September 19581959: 27 May 1959 to 8 September 19591960: 4 June 1960 to 8 September 19601961: 5 June 1961 to 9 September 19611962: 5 May 1962 to 13 September 19621963: 8 May 1963 to 11 October 19631964: 16 May 1964 to 9 September 19641965: 30 April 1965 to 9 September 19651966: 5 May 1966 to 2 September 19661967: 23 May 1967 to 29 August 19671969: 29 May 1969 to 6 September 19691970: 22 May 1970 to 21 September 19701971: 4 June 1971 to 2 October 19711972: 23 May 1972 to 20 September 19721973: 9 June 1973 to 9 October 19731974: 17 May 1974 to 27 August 19741975: 19 May 1975 to 14 October 19751976: 9 June 1976 to 3 October 19761977: 28 May 1977 to 28 August 19771979: 4 June 1979 to 12 September 19791985: 27 May 1985 to 19 September 19851986: 2 June 1986 to 26 August 19861989: 25 April 1989 to 14 October 19891990: 13 June 1990 to 6 October 199019521956196019641969197319771989JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Corydon 8 W meeting 30 C (86 F).
First to last qualifying date each year at Corydon 8 W
YearFirst dateLast date
19521952-04-291952-09-30
19531953-05-241953-10-17
19541954-04-061954-10-03
19551955-06-201955-09-18
19561956-04-271956-10-16
19571957-06-051957-08-31
19581958-05-261958-09-24
19591959-05-271959-09-08
19601960-06-041960-09-08
19611961-06-051961-09-09
19621962-05-051962-09-13
19631963-05-081963-10-11
19641964-05-161964-09-09
19651965-04-301965-09-09
19661966-05-051966-09-02
19671967-05-231967-08-29
19691969-05-291969-09-06
19701970-05-221970-09-21
19711971-06-041971-10-02
19721972-05-231972-09-20
19731973-06-091973-10-09
19741974-05-171974-08-27
19751975-05-191975-10-14
19761976-06-091976-10-03
19771977-05-281977-08-28
19791979-06-041979-09-12
19851985-05-271985-09-19
19861986-06-021986-08-26
19891989-04-251989-10-14
19901990-06-131990-10-06

Every Fixed Threshold

Fixed thresholds at Corydon 8 W
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3077195350
35 C (95 F): Days262319549
40 C (104 F): Days1119541
90 F (32.2 C): Days3053195328
100 F (37.8 C): Days111119541
0 C (32 F): Ice days (max3068198524
0 C (32 F): Frost days (min301531976138
-10 C (14 F): Days with min3077198521
-20 C (-4 F): Days with min302619795
-30 C (-22 F): Days with min2219742
20 C (68 F): Tropical nights (min3044195436
25 C (77 F): Days with min6219571
10 mm (0.39 in): Days with 10 mm or more rain3344199044
25 mm (0.98 in): Days with 25 mm or more rain3316196015
50 mm (1.97 in): Days with 50 mm or more rain30519592
100 mm (3.94 in): Days with 100 mm or more rain2119611
10 cm (3.9 in): Days with 10 cm or more snowfall24519601
25 cm (9.8 in): Days with 25 cm or more snowfall2119601

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

  • Data for Corydon 8 W 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).