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Built 2026-10-19 (19 October 2026)

Steamboat Rock Threshold Days by Year (USC00137932)

6 fixed thresholds counted per year at Steamboat Rock (USC00137932): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Steamboat Rock Thresholds

  • Steamboat Rock: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 1993 with 42.
  • Steamboat Rock: days with 25 mm (0.98 in) or more of precipitation in 44 years, most in 2007 with 22.
  • Steamboat Rock: days with 50 mm (1.97 in) or more of precipitation in 39 years, most in 1993 with 6.
  • Steamboat Rock: days with 10 cm (3.9 in) or more of snowfall in 26 years, most in 1994 with 6.
  • 6 fixed thresholds have at least one qualifying day at Steamboat Rock.
45 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Steamboat Rock Days per year at Steamboat Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1993. 02040601957: 311958: 221959: 321960: 231961: 291962: 221963: 241964: 221965: 401966: 281968: 251971: 251973: 411974: 281975: 261976: 191979: 341980: 211981: 231982: 341983: 401984: 291985: 241986: 401987: 271988: 171989: 251990: 321991: 401992: 341993: 421994: 231996: 301997: 251998: 361999: 222000: 242001: 262003: 242004: 282006: 332007: 392008: 332009: 362010: 32195719621968197619831988199319992006
Days per year at Steamboat Rock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1993.
Days with 10 mm (0.39 in) or more of precipitation per year at Steamboat Rock
YearDaysDecade average
19573128.3
19582228.3
19593228.3
19602326.6
19612926.6
19622226.6
19632426.6
19642226.6
19654026.6
19662826.6
19682526.6
19712528.8
19734128.8
19742828.8
19752628.8
19761928.8
19793428.8
19802128
19812328
19823428
19834028
19842928
19852428
19864028
19872728
19881728
19892528
19903231.6
19914031.6
19923431.6
19934231.6
19942331.6
19963031.6
19972531.6
19983631.6
19992231.6
20002430.4
20012630.4
20032430.4
20042830.4
20063330.4
20073930.4
20083330.4
20093630.4
20103232
First to last qualifying date each year at Steamboat Rock For each year, a bar from the first to the last day at Steamboat Rock meeting 10 mm (0.39 in). 1957: 18 March 1957 to 18 November 19571958: 5 April 1958 to 18 November 19581959: 10 February 1959 to 28 December 19591960: 15 January 1960 to 30 October 19601961: 2 February 1961 to 23 December 19611962: 18 February 1962 to 20 October 19621963: 6 March 1963 to 21 November 19631964: 9 March 1964 to 11 December 19641965: 23 January 1965 to 24 December 19651966: 2 January 1966 to 28 December 19661968: 9 March 1968 to 22 December 19681971: 4 January 1971 to 29 November 19711973: 4 January 1973 to 25 December 19731974: 22 February 1974 to 7 December 19741975: 11 January 1975 to 14 December 19751976: 21 February 1976 to 27 September 19761979: 30 March 1979 to 23 December 19791980: 16 January 1980 to 7 December 19801981: 22 February 1981 to 1 December 19811982: 23 January 1982 to 28 December 19821983: 2 February 1983 to 28 November 19831984: 30 January 1984 to 21 December 19841985: 4 March 1985 to 2 December 19851986: 3 January 1986 to 8 December 19861987: 1 March 1987 to 28 December 19871988: 20 January 1988 to 25 November 19881989: 6 January 1989 to 31 October 19891990: 21 January 1990 to 15 December 19901991: 5 January 1991 to 21 December 19911992: 15 February 1992 to 15 December 19921993: 12 January 1993 to 25 November 19931994: 23 February 1994 to 7 December 19941996: 25 March 1996 to 30 November 19961997: 15 January 1997 to 30 November 19971998: 21 January 1998 to 10 November 19981999: 2 January 1999 to 10 December 19992000: 20 January 2000 to 12 December 20002001: 14 January 2001 to 27 November 20012003: 7 April 2003 to 3 December 20032004: 2 February 2004 to 19 November 20042006: 6 March 2006 to 31 December 20062007: 1 January 2007 to 2 December 20072008: 3 March 2008 to 19 December 20082009: 8 March 2009 to 9 December 20092010: 7 January 2010 to 25 December 201019571963197319811987199320002008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Steamboat Rock meeting 10 mm (0.39 in).
First to last qualifying date each year at Steamboat Rock
YearFirst dateLast date
19571957-03-181957-11-18
19581958-04-051958-11-18
19591959-02-101959-12-28
19601960-01-151960-10-30
19611961-02-021961-12-23
19621962-02-181962-10-20
19631963-03-061963-11-21
19641964-03-091964-12-11
19651965-01-231965-12-24
19661966-01-021966-12-28
19681968-03-091968-12-22
19711971-01-041971-11-29
19731973-01-041973-12-25
19741974-02-221974-12-07
19751975-01-111975-12-14
19761976-02-211976-09-27
19791979-03-301979-12-23
19801980-01-161980-12-07
19811981-02-221981-12-01
19821982-01-231982-12-28
19831983-02-021983-11-28
19841984-01-301984-12-21
19851985-03-041985-12-02
19861986-01-031986-12-08
19871987-03-011987-12-28
19881988-01-201988-11-25
19891989-01-061989-10-31
19901990-01-211990-12-15
19911991-01-051991-12-21
19921992-02-151992-12-15
19931993-01-121993-11-25
19941994-02-231994-12-07
19961996-03-251996-11-30
19971997-01-151997-11-30
19981998-01-211998-11-10
19991999-01-021999-12-10
20002000-01-202000-12-12
20012001-01-142001-11-27
20032003-04-072003-12-03
20042004-02-022004-11-19
20062006-03-062006-12-31
20072007-01-012007-12-02
20082008-03-032008-12-19
20092009-03-082009-12-09
20102010-01-072010-12-25

Every Fixed Threshold

Fixed thresholds at Steamboat Rock
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4542199332
25 mm (0.98 in): Days with 25 mm or more rain4422200714
50 mm (1.97 in): Days with 50 mm or more rain39619935
100 mm (3.94 in): Days with 100 mm or more rain9220081
10 cm (3.9 in): Days with 10 cm or more snowfall26619944
25 cm (9.8 in): Days with 25 cm or more snowfall7119851

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1957.

Download the Data

  • Data for Steamboat 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).