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Built 2026-10-19 (19 October 2026)

Circleville 7 SW Threshold Days by Year (USC00141529)

6 fixed thresholds counted per year at Circleville 7 SW (USC00141529): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Circleville 7 SW Thresholds

  • Circleville 7 SW: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 1973 with 46.
  • Circleville 7 SW: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1973 with 21.
  • Circleville 7 SW: days with 50 mm (1.97 in) or more of precipitation in 38 years, most in 1995 with 7.
  • Circleville 7 SW: days with 10 cm (3.9 in) or more of snowfall in 22 years, most in 1975 with 5.
  • 6 fixed thresholds have at least one qualifying day at Circleville 7 SW.
40 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Circleville 7 SW Days per year at Circleville 7 SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1973. 02040601972: 261973: 461974: 251975: 301976: 211977: 371978: 261979: 251980: 251981: 291982: 361983: 331985: 311987: 301988: 131989: 231990: 301991: 231992: 381993: 371994: 181995: 251996: 321997: 291998: 361999: 322000: 212001: 282002: 272003: 182004: 262005: 292006: 262007: 262008: 302009: 272010: 292013: 232014: 272015: 311972197619801985199019941998200220062010
Days per year at Circleville 7 SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1973.
Days with 10 mm (0.39 in) or more of precipitation per year at Circleville 7 SW
YearDaysDecade average
19722629.5
19734629.5
19742529.5
19753029.5
19762129.5
19773729.5
19782629.5
19792529.5
19802527.5
19812927.5
19823627.5
19833327.5
19853127.5
19873027.5
19881327.5
19892327.5
19903030
19912330
19923830
19933730
19941830
19952530
19963230
19972930
19983630
19993230
20002125.8
20012825.8
20022725.8
20031825.8
20042625.8
20052925.8
20062625.8
20072625.8
20083025.8
20092725.8
20102927.5
20132327.5
20142727.5
20153127.5
First to last qualifying date each year at Circleville 7 SW For each year, a bar from the first to the last day at Circleville 7 SW meeting 10 mm (0.39 in). 1972: 15 March 1972 to 30 December 19721973: 3 January 1973 to 24 December 19731974: 22 February 1974 to 15 December 19741975: 14 February 1975 to 14 December 19751976: 4 March 1976 to 27 November 19761977: 3 March 1977 to 9 November 19771978: 13 February 1978 to 26 November 19781979: 19 January 1979 to 21 November 19791980: 20 January 1980 to 8 December 19801981: 1 February 1981 to 30 November 19811982: 23 January 1982 to 26 December 19821983: 5 March 1983 to 4 December 19831985: 23 February 1985 to 12 November 19851987: 15 February 1987 to 27 December 19871988: 19 January 1988 to 27 December 19881989: 28 January 1989 to 30 October 19891990: 4 January 1990 to 29 December 19901991: 5 January 1991 to 23 December 19911992: 13 January 1992 to 14 December 19921993: 10 January 1993 to 13 December 19931994: 6 April 1994 to 7 December 19941995: 28 January 1995 to 2 November 19951996: 25 March 1996 to 30 November 19961997: 21 February 1997 to 25 December 19971998: 4 January 1998 to 7 December 19981999: 31 January 1999 to 5 December 19992000: 16 February 2000 to 7 November 20002001: 26 January 2001 to 16 October 20012002: 30 January 2002 to 31 October 20022003: 25 February 2003 to 10 December 20032004: 1 March 2004 to 6 December 20042005: 3 January 2005 to 28 November 20052006: 21 March 2006 to 30 December 20062007: 22 January 2007 to 12 December 20072008: 5 February 2008 to 6 November 20082009: 8 March 2009 to 23 December 20092010: 5 February 2010 to 23 October 20102013: 8 April 2013 to 6 November 20132014: 5 February 2014 to 18 December 20142015: 1 February 2015 to 14 December 201519721977198219891994199920042009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Circleville 7 SW meeting 10 mm (0.39 in).
First to last qualifying date each year at Circleville 7 SW
YearFirst dateLast date
19721972-03-151972-12-30
19731973-01-031973-12-24
19741974-02-221974-12-15
19751975-02-141975-12-14
19761976-03-041976-11-27
19771977-03-031977-11-09
19781978-02-131978-11-26
19791979-01-191979-11-21
19801980-01-201980-12-08
19811981-02-011981-11-30
19821982-01-231982-12-26
19831983-03-051983-12-04
19851985-02-231985-11-12
19871987-02-151987-12-27
19881988-01-191988-12-27
19891989-01-281989-10-30
19901990-01-041990-12-29
19911991-01-051991-12-23
19921992-01-131992-12-14
19931993-01-101993-12-13
19941994-04-061994-12-07
19951995-01-281995-11-02
19961996-03-251996-11-30
19971997-02-211997-12-25
19981998-01-041998-12-07
19991999-01-311999-12-05
20002000-02-162000-11-07
20012001-01-262001-10-16
20022002-01-302002-10-31
20032003-02-252003-12-10
20042004-03-012004-12-06
20052005-01-032005-11-28
20062006-03-212006-12-30
20072007-01-222007-12-12
20082008-02-052008-11-06
20092009-03-082009-12-23
20102010-02-052010-10-23
20132013-04-082013-11-06
20142014-02-052014-12-18
20152015-02-012015-12-14

Every Fixed Threshold

Fixed thresholds at Circleville 7 SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4046197331
25 mm (0.98 in): Days with 25 mm or more rain4021197315
50 mm (1.97 in): Days with 50 mm or more rain38719954
100 mm (3.94 in): Days with 100 mm or more rain5119751
10 cm (3.9 in): Days with 10 cm or more snowfall22519752
25 cm (9.8 in): Days with 25 cm or more snowfall2219792

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1972.

Download the Data

  • Data for Circleville 7 SW 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).