Built 2026-10-19 (19 October 2026)

Marble Rock Threshold Days by Year (USC00135141)

6 fixed thresholds counted per year at Marble Rock (USC00135141): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Marble Rock Thresholds

  • Marble Rock: days with 10 mm (0.39 in) or more of precipitation in 15 years, most in 1983 with 40.
  • Marble Rock: days with 25 mm (0.98 in) or more of precipitation in 15 years, most in 1979 with 15.
  • Marble Rock: days with 50 mm (1.97 in) or more of precipitation in 11 years, most in 1979 with 4.
  • Marble Rock: days with 10 cm (3.9 in) or more of snowfall in 6 years, most in 1982 with 5.
  • 6 fixed thresholds have at least one qualifying day at Marble Rock.
15 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Marble Rock Days per year at Marble Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 40 in 1983. 0102030401973: 391974: 261975: 211976: 171979: 331980: 211981: 241983: 401984: 361985: 251986: 341987: 271988: 231996: 241997: 2219731975197919811984198619881997
Days per year at Marble Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 40 in 1983.
Days with 10 mm (0.39 in) or more of precipitation per year at Marble Rock
YearDaysDecade average
19733927.2
19742627.2
19752127.2
19761727.2
19793327.2
19802128.8
19812428.8
19834028.8
19843628.8
19852528.8
19863428.8
19872728.8
19882328.8
19962423
19972223
First to last qualifying date each year at Marble Rock For each year, a bar from the first to the last day at Marble Rock meeting 10 mm (0.39 in). 1973: 4 January 1973 to 27 December 19731974: 22 February 1974 to 15 December 19741975: 3 January 1975 to 14 December 19751976: 5 March 1976 to 24 October 19761979: 4 March 1979 to 22 November 19791980: 7 January 1980 to 24 October 19801981: 22 February 1981 to 1 December 19811983: 30 January 1983 to 27 November 19831984: 29 January 1984 to 14 December 19841985: 22 February 1985 to 1 December 19851986: 5 February 1986 to 2 December 19861987: 1 March 1987 to 28 December 19871988: 20 January 1988 to 20 December 19881996: 25 March 1996 to 15 December 19961997: 4 January 1997 to 13 October 199719731975197919811984198619881997JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Marble Rock meeting 10 mm (0.39 in).
First to last qualifying date each year at Marble Rock
YearFirst dateLast date
19731973-01-041973-12-27
19741974-02-221974-12-15
19751975-01-031975-12-14
19761976-03-051976-10-24
19791979-03-041979-11-22
19801980-01-071980-10-24
19811981-02-221981-12-01
19831983-01-301983-11-27
19841984-01-291984-12-14
19851985-02-221985-12-01
19861986-02-051986-12-02
19871987-03-011987-12-28
19881988-01-201988-12-20
19961996-03-251996-12-15
19971997-01-041997-10-13

Every Fixed Threshold

Fixed thresholds at Marble Rock
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1540198322
25 mm (0.98 in): Days with 25 mm or more rain151519798
50 mm (1.97 in): Days with 50 mm or more rain11419791
100 mm (3.94 in): Days with 100 mm or more rain1119801
10 cm (3.9 in): Days with 10 cm or more snowfall6519821
25 cm (9.8 in): Days with 25 cm or more snowfall1119821

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1973.

Download the Data

  • Data for Marble Rock 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).