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Built 2026-10-19 (19 October 2026)

Rockport Threshold Days by Year (USC00417704)

16 fixed thresholds counted per year at Rockport (USC00417704): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rockport Thresholds

  • Rockport: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1960 with 38.
  • Rockport: days with 25 mm (0.98 in) or more of precipitation in 62 years, most in 1997 with 19.
  • Rockport: days with 50 mm (1.97 in) or more of precipitation in 61 years, most in 2021 with 10.
  • Rockport: days with a maximum temperature at or above 30 C (86 F) in 58 years, most in 2025 with 197.
  • 16 fixed thresholds have at least one qualifying day at Rockport.
58 years with a qualifying day
Days at or above 30 C (86 F) per year at Rockport Days per year at Rockport with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 197 in 2025. 0501001502001959: 1251960: 1101961: 921962: 1211963: 1161964: 1141965: 1101966: 1161967: 771968: 991969: 1271970: 1121971: 1211972: 1361973: 1261974: 1171975: 961976: 1051977: 1321978: 1421979: 1181980: 1391981: 1401982: 1341983: 1271984: 951985: 1381986: 1561987: 1301988: 1411989: 1471990: 1481991: 1471992: 1151993: 1331994: 1421995: 1421996: 1441997: 1241998: 1251999: 1282000: 1292001: 1122002: 1362003: 1222004: 1612005: 1532006: 1582007: 1522008: 1522009: 1632010: 1512011: 1582012: 1672023: 1692024: 1902025: 1972026: 1701959196519711977198319891995200120072023
Days per year at Rockport with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 197 in 2025.
Days at or above 30 C (86 F) per year at Rockport
YearDaysDecade average
1959125125
1960110108.2
196192108.2
1962121108.2
1963116108.2
1964114108.2
1965110108.2
1966116108.2
196777108.2
196899108.2
1969127108.2
1970112120.5
1971121120.5
1972136120.5
1973126120.5
1974117120.5
197596120.5
1976105120.5
1977132120.5
1978142120.5
1979118120.5
1980139134.7
1981140134.7
1982134134.7
1983127134.7
198495134.7
1985138134.7
1986156134.7
1987130134.7
1988141134.7
1989147134.7
1990148134.8
1991147134.8
1992115134.8
1993133134.8
1994142134.8
1995142134.8
1996144134.8
1997124134.8
1998125134.8
1999128134.8
2000129143.8
2001112143.8
2002136143.8
2003122143.8
2004161143.8
2005153143.8
2006158143.8
2007152143.8
2008152143.8
2009163143.8
2010151158.7
2011158158.7
2012167158.7
2023169181.5
2024190181.5
2025197181.5
2026170181.5
First to last qualifying date each year at Rockport For each year, a bar from the first to the last day at Rockport meeting 30 C (86 F). 1959: 12 May 1959 to 4 November 19591960: 2 June 1960 to 13 October 19601961: 23 May 1961 to 2 October 19611962: 15 February 1962 to 20 October 19621963: 9 April 1963 to 6 November 19631964: 26 April 1964 to 4 October 19641965: 5 June 1965 to 23 October 19651966: 25 May 1966 to 14 October 19661967: 1 June 1967 to 18 September 19671968: 26 May 1968 to 14 October 19681969: 8 May 1969 to 21 October 19691970: 28 April 1970 to 27 October 19701971: 14 March 1971 to 19 October 19711972: 15 April 1972 to 22 October 19721973: 7 May 1973 to 23 October 19731974: 29 March 1974 to 28 September 19741975: 7 March 1975 to 24 October 19751976: 29 March 1976 to 4 October 19761977: 19 March 1977 to 5 December 19771978: 12 March 1978 to 13 October 19781979: 13 April 1979 to 11 November 19791980: 20 March 1980 to 19 October 19801981: 30 March 1981 to 30 November 19811982: 16 February 1982 to 9 October 19821983: 31 January 1983 to 5 November 19831984: 10 April 1984 to 14 October 19841985: 2 May 1985 to 28 October 19851986: 18 February 1986 to 23 October 19861987: 13 April 1987 to 5 November 19871988: 18 April 1988 to 23 December 19881989: 29 March 1989 to 8 November 19891990: 22 April 1990 to 17 October 19901991: 2 March 1991 to 29 October 19911992: 18 March 1992 to 16 October 19921993: 9 March 1993 to 20 October 19931994: 18 May 1994 to 24 October 19941995: 9 May 1995 to 11 November 19951996: 19 February 1996 to 1 November 19961997: 22 April 1997 to 9 October 19971998: 9 April 1998 to 17 October 19981999: 15 April 1999 to 13 October 19992000: 30 March 2000 to 7 October 20002001: 30 May 2001 to 12 October 20012002: 28 April 2002 to 9 October 20022003: 26 April 2003 to 26 October 20032004: 1 April 2004 to 1 November 20042005: 12 April 2005 to 8 November 20052006: 3 February 2006 to 22 October 20062007: 12 April 2007 to 22 October 20072008: 16 March 2008 to 24 October 20082009: 28 March 2009 to 12 October 20092010: 26 April 2010 to 28 October 20102011: 13 April 2011 to 17 November 20112012: 5 April 2012 to 1 November 20122023: 13 March 2023 to 10 November 20232024: 6 March 2024 to 29 December 20242025: 5 March 2025 to 26 November 20252026: 4 January 2026 to 15 October 202619591967197519831991199920072025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rockport meeting 30 C (86 F).
First to last qualifying date each year at Rockport
YearFirst dateLast date
19591959-05-121959-11-04
19601960-06-021960-10-13
19611961-05-231961-10-02
19621962-02-151962-10-20
19631963-04-091963-11-06
19641964-04-261964-10-04
19651965-06-051965-10-23
19661966-05-251966-10-14
19671967-06-011967-09-18
19681968-05-261968-10-14
19691969-05-081969-10-21
19701970-04-281970-10-27
19711971-03-141971-10-19
19721972-04-151972-10-22
19731973-05-071973-10-23
19741974-03-291974-09-28
19751975-03-071975-10-24
19761976-03-291976-10-04
19771977-03-191977-12-05
19781978-03-121978-10-13
19791979-04-131979-11-11
19801980-03-201980-10-19
19811981-03-301981-11-30
19821982-02-161982-10-09
19831983-01-311983-11-05
19841984-04-101984-10-14
19851985-05-021985-10-28
19861986-02-181986-10-23
19871987-04-131987-11-05
19881988-04-181988-12-23
19891989-03-291989-11-08
19901990-04-221990-10-17
19911991-03-021991-10-29
19921992-03-181992-10-16
19931993-03-091993-10-20
19941994-05-181994-10-24
19951995-05-091995-11-11
19961996-02-191996-11-01
19971997-04-221997-10-09
19981998-04-091998-10-17
19991999-04-151999-10-13
20002000-03-302000-10-07
20012001-05-302001-10-12
20022002-04-282002-10-09
20032003-04-262003-10-26
20042004-04-012004-11-01
20052005-04-122005-11-08
20062006-02-032006-10-22
20072007-04-122007-10-22
20082008-03-162008-10-24
20092009-03-282009-10-12
20102010-04-262010-10-28
20112011-04-132011-11-17
20122012-04-052012-11-01
20232023-03-132023-11-10
20242024-03-062024-12-29
20252025-03-052025-11-26
20262026-01-042026-10-15

Every Fixed Threshold

Fixed thresholds at Rockport
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days581972025170
35 C (95 F): Days4188202362
40 C (104 F): Days1120001
90 F (32.2 C): Days581512025121
100 F (37.8 C): Days11520111
0 C (32 F): Ice days (max3219621
0 C (32 F): Frost days (min551619893
-10 C (14 F): Days with min2119621
20 C (68 F): Tropical nights (min582292025198
25 C (77 F): Days with min581352024123
10 mm (0.39 in): Days with 10 mm or more rain6238196019
25 mm (0.98 in): Days with 25 mm or more rain621919979
50 mm (1.97 in): Days with 50 mm or more rain611020215
100 mm (3.94 in): Days with 100 mm or more rain28420211
200 mm (7.87 in): Days with 200 mm or more rain3119791
10 cm (3.9 in): Days with 10 cm or more snowfall1120041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.

Download the Data

  • Data for Rockport 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 (2026-10-17).