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Built 2026-10-19 (19 October 2026)

Brazos Threshold Days by Year (USC00411035)

5 fixed thresholds counted per year at Brazos (USC00411035): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Brazos Thresholds

  • Brazos: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1957 with 42.
  • Brazos: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 2007 with 18.
  • Brazos: days with 50 mm (1.97 in) or more of precipitation in 66 years, most in 1957 with 6.
  • Brazos: days with 100 mm (3.94 in) or more of precipitation in 15 years, most in 1916 with 2.
  • 5 fixed thresholds have at least one qualifying day at Brazos.
68 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Brazos Days per year at Brazos with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1957. 02040601909: 211910: 131911: 211912: 161913: 271914: 391916: 181950: 281951: 191952: 131953: 231954: 171955: 191956: 161957: 421958: 281959: 231960: 211961: 261962: 281963: 181964: 251965: 331966: 281967: 291968: 331969: 391970: 261971: 201972: 131973: 311974: 241975: 181976: 251977: 181978: 171979: 251980: 221981: 231982: 291983: 141984: 311985: 211986: 231987: 211988: 181989: 261990: 331991: 281992: 321993: 241994: 261995: 251996: 271997: 321998: 201999: 182000: 212001: 282002: 292003: 242004: 302005: 212006: 242007: 382008: 162009: 292010: 251909195019571964197119781985199219992006
Days per year at Brazos with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1957.
Days with 10 mm (0.39 in) or more of precipitation per year at Brazos
YearDaysDecade average
19092121
19101322.3
19112122.3
19121622.3
19132722.3
19143922.3
19161822.3
19502822.8
19511922.8
19521322.8
19532322.8
19541722.8
19551922.8
19561622.8
19574222.8
19582822.8
19592322.8
19602128
19612628
19622828
19631828
19642528
19653328
19662828
19672928
19683328
19693928
19702621.7
19712021.7
19721321.7
19733121.7
19742421.7
19751821.7
19762521.7
19771821.7
19781721.7
19792521.7
19802222.8
19812322.8
19822922.8
19831422.8
19843122.8
19852122.8
19862322.8
19872122.8
19881822.8
19892622.8
19903326.5
19912826.5
19923226.5
19932426.5
19942626.5
19952526.5
19962726.5
19973226.5
19982026.5
19991826.5
20002126
20012826
20022926
20032426
20043026
20052126
20062426
20073826
20081626
20092926
20102525
First to last qualifying date each year at Brazos For each year, a bar from the first to the last day at Brazos meeting 10 mm (0.39 in). 1909: 21 April 1909 to 24 December 19091910: 2 February 1910 to 20 October 19101911: 9 February 1911 to 20 December 19111912: 13 February 1912 to 23 December 19121913: 11 January 1913 to 17 December 19131914: 18 February 1914 to 29 December 19141916: 12 January 1916 to 22 November 19161950: 13 January 1950 to 19 September 19501951: 14 February 1951 to 26 November 19511952: 11 April 1952 to 30 December 19521953: 9 March 1953 to 3 December 19531954: 14 January 1954 to 28 December 19541955: 10 January 1955 to 1 December 19551956: 17 January 1956 to 20 December 19561957: 31 January 1957 to 25 December 19571958: 12 January 1958 to 30 December 19581959: 20 February 1959 to 17 December 19591960: 1 January 1960 to 30 December 19601961: 7 January 1961 to 11 December 19611962: 23 February 1962 to 20 December 19621963: 5 April 1963 to 12 December 19631964: 16 January 1964 to 10 December 19641965: 3 January 1965 to 19 December 19651966: 19 January 1966 to 17 October 19661967: 20 February 1967 to 16 December 19671968: 18 January 1968 to 30 November 19681969: 30 January 1969 to 28 December 19691970: 1 February 1970 to 23 October 19701971: 21 February 1971 to 10 December 19711972: 4 January 1972 to 13 November 19721973: 3 January 1973 to 20 November 19731974: 21 February 1974 to 26 December 19741975: 31 January 1975 to 25 December 19751976: 17 February 1976 to 6 December 19761977: 13 January 1977 to 30 November 19771978: 12 January 1978 to 17 November 19781979: 11 January 1979 to 29 December 19791980: 21 January 1980 to 8 December 19801981: 1 March 1981 to 30 November 19811982: 22 January 1982 to 27 December 19821983: 19 January 1983 to 6 November 19831984: 9 January 1984 to 31 December 19841985: 1 January 1985 to 26 November 19851986: 3 February 1986 to 18 December 19861987: 9 January 1987 to 26 December 19871988: 19 February 1988 to 27 December 19881989: 26 January 1989 to 30 October 19891990: 17 January 1990 to 29 December 19901991: 10 January 1991 to 21 December 19911992: 18 January 1992 to 14 December 19921993: 20 January 1993 to 21 December 19931994: 11 January 1994 to 29 December 19941995: 13 February 1995 to 18 December 19951996: 27 March 1996 to 29 November 19961997: 6 February 1997 to 24 December 19971998: 5 January 1998 to 19 December 19981999: 30 January 1999 to 12 December 19992000: 8 January 2000 to 26 December 20002001: 11 January 2001 to 17 December 20012002: 5 January 2002 to 31 December 20022003: 6 February 2003 to 18 November 20032004: 17 January 2004 to 23 November 20042005: 28 January 2005 to 1 November 20052006: 22 January 2006 to 30 December 20062007: 4 January 2007 to 13 December 20072008: 16 February 2008 to 11 November 20082009: 6 January 2009 to 2 December 20092010: 29 January 2010 to 25 December 201019091952196119701979198819972006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Brazos meeting 10 mm (0.39 in).
First to last qualifying date each year at Brazos
YearFirst dateLast date
19091909-04-211909-12-24
19101910-02-021910-10-20
19111911-02-091911-12-20
19121912-02-131912-12-23
19131913-01-111913-12-17
19141914-02-181914-12-29
19161916-01-121916-11-22
19501950-01-131950-09-19
19511951-02-141951-11-26
19521952-04-111952-12-30
19531953-03-091953-12-03
19541954-01-141954-12-28
19551955-01-101955-12-01
19561956-01-171956-12-20
19571957-01-311957-12-25
19581958-01-121958-12-30
19591959-02-201959-12-17
19601960-01-011960-12-30
19611961-01-071961-12-11
19621962-02-231962-12-20
19631963-04-051963-12-12
19641964-01-161964-12-10
19651965-01-031965-12-19
19661966-01-191966-10-17
19671967-02-201967-12-16
19681968-01-181968-11-30
19691969-01-301969-12-28
19701970-02-011970-10-23
19711971-02-211971-12-10
19721972-01-041972-11-13
19731973-01-031973-11-20
19741974-02-211974-12-26
19751975-01-311975-12-25
19761976-02-171976-12-06
19771977-01-131977-11-30
19781978-01-121978-11-17
19791979-01-111979-12-29
19801980-01-211980-12-08
19811981-03-011981-11-30
19821982-01-221982-12-27
19831983-01-191983-11-06
19841984-01-091984-12-31
19851985-01-011985-11-26
19861986-02-031986-12-18
19871987-01-091987-12-26
19881988-02-191988-12-27
19891989-01-261989-10-30
19901990-01-171990-12-29
19911991-01-101991-12-21
19921992-01-181992-12-14
19931993-01-201993-12-21
19941994-01-111994-12-29
19951995-02-131995-12-18
19961996-03-271996-11-29
19971997-02-061997-12-24
19981998-01-051998-12-19
19991999-01-301999-12-12
20002000-01-082000-12-26
20012001-01-112001-12-17
20022002-01-052002-12-31
20032003-02-062003-11-18
20042004-01-172004-11-23
20052005-01-282005-11-01
20062006-01-222006-12-30
20072007-01-042007-12-13
20082008-02-162008-11-11
20092009-01-062009-12-02
20102010-01-292010-12-25

Every Fixed Threshold

Fixed thresholds at Brazos
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6842195725
25 mm (0.98 in): Days with 25 mm or more rain6818200710
50 mm (1.97 in): Days with 50 mm or more rain66619574
100 mm (3.94 in): Days with 100 mm or more rain15219161
10 cm (3.9 in): Days with 10 cm or more snowfall3119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

  • Data for Brazos 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).