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Built 2026-10-19 (19 October 2026)

El Derrame Threshold Days by Year (MXN00010020)

14 fixed thresholds counted per year at El Derrame (MXN00010020): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for El Derrame Thresholds

  • El Derrame: days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 2008 with 19.
  • El Derrame: days with a maximum temperature at or above 30 C (86 F) in 33 years, most in 1982 with 226.
  • El Derrame: days with a maximum temperature at or above 90 F (32.2 C) in 33 years, most in 1982 with 169.
  • El Derrame: nights with a minimum temperature at or below 0 C (32 F) in 33 years, most in 1998 with 71.
  • 14 fixed thresholds have at least one qualifying day at El Derrame.
33 years with a qualifying day
Days at or above 30 C (86 F) per year at El Derrame Days per year at El Derrame with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 226 in 1982. 01002003001968: 1321969: 1791970: 1461971: 1361972: 1361973: 1601974: 2071975: 2141976: 1401977: 1541978: 1611979: 1441980: 1831981: 2071982: 2261983: 1951984: 1791985: 1891986: 1771988: 2021989: 2121990: 1811993: 1491994: 1911996: 1751998: 2051999: 1932001: 1012002: 392003: 422004: 372005: 442008: 203196819721976198019841989199620022008
Days per year at El Derrame with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 226 in 1982.
Days at or above 30 C (86 F) per year at El Derrame
YearDaysDecade average
1968132155.5
1969179155.5
1970146159.8
1971136159.8
1972136159.8
1973160159.8
1974207159.8
1975214159.8
1976140159.8
1977154159.8
1978161159.8
1979144159.8
1980183196.7
1981207196.7
1982226196.7
1983195196.7
1984179196.7
1985189196.7
1986177196.7
1988202196.7
1989212196.7
1990181182.3
1993149182.3
1994191182.3
1996175182.3
1998205182.3
1999193182.3
200110177.7
20023977.7
20034277.7
20043777.7
20054477.7
200820377.7
First to last qualifying date each year at El Derrame For each year, a bar from the first to the last day at El Derrame meeting 30 C (86 F). 1968: 26 March 1968 to 21 October 19681969: 19 March 1969 to 26 October 19691970: 30 March 1970 to 8 October 19701971: 5 March 1971 to 12 October 19711972: 3 March 1972 to 7 September 19721973: 20 April 1973 to 13 December 19731974: 17 January 1974 to 23 November 19741975: 27 January 1975 to 19 November 19751976: 17 January 1976 to 31 October 19761977: 22 February 1977 to 17 November 19771978: 1 March 1978 to 24 October 19781979: 25 April 1979 to 27 October 19791980: 18 February 1980 to 27 October 19801981: 25 March 1981 to 21 December 19811982: 3 January 1982 to 2 November 19821983: 30 January 1983 to 18 November 19831984: 25 February 1984 to 17 November 19841985: 2 March 1985 to 17 November 19851986: 15 February 1986 to 10 October 19861988: 11 March 1988 to 27 December 19881989: 12 February 1989 to 14 November 19891990: 5 March 1990 to 3 December 19901993: 18 March 1993 to 24 November 19931994: 7 February 1994 to 26 November 19941996: 23 January 1996 to 21 November 19961998: 24 February 1998 to 31 October 19981999: 20 January 1999 to 16 October 19992001: 27 January 2001 to 3 September 20012002: 24 April 2002 to 3 October 20022003: 28 April 2003 to 9 October 20032004: 28 March 2004 to 20 September 20042005: 24 May 2005 to 12 November 20052008: 6 January 2008 to 27 November 20081968197319781983198919982004JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at El Derrame meeting 30 C (86 F).
First to last qualifying date each year at El Derrame
YearFirst dateLast date
19681968-03-261968-10-21
19691969-03-191969-10-26
19701970-03-301970-10-08
19711971-03-051971-10-12
19721972-03-031972-09-07
19731973-04-201973-12-13
19741974-01-171974-11-23
19751975-01-271975-11-19
19761976-01-171976-10-31
19771977-02-221977-11-17
19781978-03-011978-10-24
19791979-04-251979-10-27
19801980-02-181980-10-27
19811981-03-251981-12-21
19821982-01-031982-11-02
19831983-01-301983-11-18
19841984-02-251984-11-17
19851985-03-021985-11-17
19861986-02-151986-10-10
19881988-03-111988-12-27
19891989-02-121989-11-14
19901990-03-051990-12-03
19931993-03-181993-11-24
19941994-02-071994-11-26
19961996-01-231996-11-21
19981998-02-241998-10-31
19991999-01-201999-10-16
20012001-01-272001-09-03
20022002-04-242002-10-03
20032003-04-282003-10-09
20042004-03-282004-09-20
20052005-05-242005-11-12
20082008-01-062008-11-27

Every Fixed Threshold

Fixed thresholds at El Derrame
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days332261982203
35 C (95 F): Days301331998114
40 C (104 F): Days1742200842
45 C (113 F): Days1220082
90 F (32.2 C): Days331691982138
100 F (37.8 C): Days2876200876
110 F (43.3 C): Days1320083
0 C (32 F): Frost days (min337119987
-10 C (14 F): Days with min2219832
20 C (68 F): Tropical nights (min3386199019
25 C (77 F): Days with min82119991
10 mm (0.39 in): Days with 10 mm or more rain3519200819
25 mm (0.98 in): Days with 25 mm or more rain28920089
50 mm (1.97 in): Days with 50 mm or more rain9320041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for El Derrame 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).