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Built 2026-10-19 (19 October 2026)

Cope Rch Threshold Days by Year (USC00411974)

18 fixed thresholds counted per year at Cope Rch (USC00411974): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cope Rch Thresholds

  • Cope Rch: days with 10 mm (0.39 in) or more of precipitation in 72 years, most in 1986 with 29.
  • Cope Rch: days with 25 mm (0.98 in) or more of precipitation in 71 years, most in 1986 with 17.
  • Cope Rch: days with a maximum temperature at or above 30 C (86 F) in 60 years, most in 2025 with 187.
  • Cope Rch: days with a maximum temperature at or above 35 C (95 F) in 60 years, most in 2011 with 120.
  • 18 fixed thresholds have at least one qualifying day at Cope Rch.
60 years with a qualifying day
Days at or above 30 C (86 F) per year at Cope Rch Days per year at Cope Rch with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 187 in 2025. 0501001502001965: 1331966: 1271967: 1321968: 1231969: 1191970: 1301971: 1181972: 1411973: 1241974: 1351975: 1221976: 1161977: 1341978: 1471979: 1411980: 1341981: 1341982: 1401983: 1501984: 1351985: 1361986: 1391987: 1181988: 1381989: 1421990: 1031991: 1321992: 1211993: 1421994: 1441995: 1471996: 1481997: 1311998: 1661999: 1212000: 1572001: 1402002: 1522003: 1382004: 1182005: 1392007: 1272008: 1282010: 1312011: 1742012: 1422013: 1502014: 1482015: 1362016: 1322017: 1542018: 1422019: 1432020: 1592021: 1462022: 1652023: 1552024: 1662025: 1872026: 1731965197119771983198919952001200820152021
Days per year at Cope Rch with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 187 in 2025.
Days at or above 30 C (86 F) per year at Cope Rch
YearDaysDecade average
1965133126.8
1966127126.8
1967132126.8
1968123126.8
1969119126.8
1970130130.8
1971118130.8
1972141130.8
1973124130.8
1974135130.8
1975122130.8
1976116130.8
1977134130.8
1978147130.8
1979141130.8
1980134136.6
1981134136.6
1982140136.6
1983150136.6
1984135136.6
1985136136.6
1986139136.6
1987118136.6
1988138136.6
1989142136.6
1990103135.5
1991132135.5
1992121135.5
1993142135.5
1994144135.5
1995147135.5
1996148135.5
1997131135.5
1998166135.5
1999121135.5
2000157137.4
2001140137.4
2002152137.4
2003138137.4
2004118137.4
2005139137.4
2007127137.4
2008128137.4
2010131145.2
2011174145.2
2012142145.2
2013150145.2
2014148145.2
2015136145.2
2016132145.2
2017154145.2
2018142145.2
2019143145.2
2020159164.4
2021146164.4
2022165164.4
2023155164.4
2024166164.4
2025187164.4
2026173164.4
First to last qualifying date each year at Cope Rch For each year, a bar from the first to the last day at Cope Rch meeting 30 C (86 F). 1965: 10 April 1965 to 16 October 19651966: 16 March 1966 to 14 October 19661967: 4 March 1967 to 27 October 19671968: 2 May 1968 to 31 October 19681969: 8 April 1969 to 12 October 19691970: 22 April 1970 to 8 October 19701971: 14 March 1971 to 27 September 19711972: 8 March 1972 to 19 October 19721973: 21 April 1973 to 3 November 19731974: 2 March 1974 to 10 October 19741975: 17 April 1975 to 14 October 19751976: 1 March 1976 to 4 October 19761977: 3 May 1977 to 30 October 19771978: 21 March 1978 to 22 October 19781979: 11 April 1979 to 28 October 19791980: 8 April 1980 to 9 November 19801981: 31 March 1981 to 19 November 19811982: 5 April 1982 to 20 October 19821983: 1 April 1983 to 8 October 19831984: 10 April 1984 to 26 September 19841985: 12 March 1985 to 25 October 19851986: 19 February 1986 to 9 October 19861987: 12 April 1987 to 4 November 19871988: 11 March 1988 to 9 November 19881989: 12 March 1989 to 13 October 19891990: 15 April 1990 to 17 October 19901991: 5 March 1991 to 19 October 19911992: 12 April 1992 to 1 November 19921993: 9 March 1993 to 19 October 19931994: 8 March 1994 to 22 October 19941995: 20 March 1995 to 26 November 19951996: 18 February 1996 to 20 November 19961997: 21 March 1997 to 19 October 19971998: 23 March 1998 to 14 October 19981999: 7 April 1999 to 15 October 19992000: 28 March 2000 to 5 October 20002001: 2 April 2001 to 25 October 20012002: 13 March 2002 to 6 October 20022003: 27 March 2003 to 23 October 20032004: 20 April 2004 to 23 September 20042005: 4 April 2005 to 19 October 20052007: 22 April 2007 to 8 November 20072008: 26 February 2008 to 11 October 20082010: 31 March 2010 to 1 November 20102011: 28 February 2011 to 27 October 20112012: 25 March 2012 to 24 October 20122013: 16 March 2013 to 13 October 20132014: 20 February 2014 to 28 October 20142015: 29 March 2015 to 16 October 20152016: 31 March 2016 to 2 November 20162017: 12 February 2017 to 18 November 20172018: 5 March 2018 to 15 October 20182019: 25 March 2019 to 5 November 20192020: 26 March 2020 to 26 October 20202021: 27 March 2021 to 27 December 20212022: 7 March 2022 to 23 October 20222023: 22 February 2023 to 9 November 20232024: 23 February 2024 to 17 December 20242025: 3 February 2025 to 29 December 20252026: 18 February 2026 to 15 October 202619651973198119891997200520152023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Cope Rch meeting 30 C (86 F).
First to last qualifying date each year at Cope Rch
YearFirst dateLast date
19651965-04-101965-10-16
19661966-03-161966-10-14
19671967-03-041967-10-27
19681968-05-021968-10-31
19691969-04-081969-10-12
19701970-04-221970-10-08
19711971-03-141971-09-27
19721972-03-081972-10-19
19731973-04-211973-11-03
19741974-03-021974-10-10
19751975-04-171975-10-14
19761976-03-011976-10-04
19771977-05-031977-10-30
19781978-03-211978-10-22
19791979-04-111979-10-28
19801980-04-081980-11-09
19811981-03-311981-11-19
19821982-04-051982-10-20
19831983-04-011983-10-08
19841984-04-101984-09-26
19851985-03-121985-10-25
19861986-02-191986-10-09
19871987-04-121987-11-04
19881988-03-111988-11-09
19891989-03-121989-10-13
19901990-04-151990-10-17
19911991-03-051991-10-19
19921992-04-121992-11-01
19931993-03-091993-10-19
19941994-03-081994-10-22
19951995-03-201995-11-26
19961996-02-181996-11-20
19971997-03-211997-10-19
19981998-03-231998-10-14
19991999-04-071999-10-15
20002000-03-282000-10-05
20012001-04-022001-10-25
20022002-03-132002-10-06
20032003-03-272003-10-23
20042004-04-202004-09-23
20052005-04-042005-10-19
20072007-04-222007-11-08
20082008-02-262008-10-11
20102010-03-312010-11-01
20112011-02-282011-10-27
20122012-03-252012-10-24
20132013-03-162013-10-13
20142014-02-202014-10-28
20152015-03-292015-10-16
20162016-03-312016-11-02
20172017-02-122017-11-18
20182018-03-052018-10-15
20192019-03-252019-11-05
20202020-03-262020-10-26
20212021-03-272021-12-27
20222022-03-072022-10-23
20232023-02-222023-11-09
20242024-02-232024-12-17
20252025-02-032025-12-29
20262026-02-182026-10-15

Every Fixed Threshold

Fixed thresholds at Cope Rch
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days601872025173
35 C (95 F): Days601202011117
40 C (104 F): Days3742202328
45 C (113 F): Days4219942
90 F (32.2 C): Days601462011151
100 F (37.8 C): Days6069202077
110 F (43.3 C): Days10720232
0 C (32 F): Ice days (max571219892
0 C (32 F): Frost days (min58103197932
-10 C (14 F): Days with min531820224
-20 C (-4 F): Days with min2219892
20 C (68 F): Tropical nights (min5890200092
25 C (77 F): Days with min151420235
10 mm (0.39 in): Days with 10 mm or more rain7229198613
25 mm (0.98 in): Days with 25 mm or more rain711719865
50 mm (1.97 in): Days with 50 mm or more rain39619861
100 mm (3.94 in): Days with 100 mm or more rain4119571
10 cm (3.9 in): Days with 10 cm or more snowfall9220212

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for Cope Rch 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).