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Built 2026-10-19 (19 October 2026)

El Mercado Threshold Days by Year (MXN00030319)

15 fixed thresholds counted per year at El Mercado (MXN00030319): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for El Mercado Thresholds

  • El Mercado: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1992 with 48.
  • El Mercado: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1992 with 20.
  • El Mercado: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 1991 with 11.
  • El Mercado: days with a maximum temperature at or above 30 C (86 F) in 26 years, most in 2011 with 243.
  • 15 fixed thresholds have at least one qualifying day at El Mercado.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at El Mercado Days per year at El Mercado with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 243 in 2011. 01002003001981: 1671982: 1881983: 2021984: 1781985: 1961986: 2061987: 1811988: 1951989: 2101991: 2031992: 1711993: 1901994: 2011996: 2191997: 2081998: 2352000: 2102001: 2282002: 2312003: 2392004: 1952005: 2042006: 2122007: 2192008: 2072011: 243198119841987199119941998200220052008
Days per year at El Mercado with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 243 in 2011.
Days at or above 30 C (86 F) per year at El Mercado
YearDaysDecade average
1981167191.4
1982188191.4
1983202191.4
1984178191.4
1985196191.4
1986206191.4
1987181191.4
1988195191.4
1989210191.4
1991203203.9
1992171203.9
1993190203.9
1994201203.9
1996219203.9
1997208203.9
1998235203.9
2000210216.1
2001228216.1
2002231216.1
2003239216.1
2004195216.1
2005204216.1
2006212216.1
2007219216.1
2008207216.1
2011243243
First to last qualifying date each year at El Mercado For each year, a bar from the first to the last day at El Mercado meeting 30 C (86 F). 1981: 10 February 1981 to 30 November 19811982: 2 January 1982 to 24 December 19821983: 9 February 1983 to 28 December 19831984: 26 February 1984 to 14 December 19841985: 31 January 1985 to 11 December 19851986: 4 February 1986 to 9 November 19861987: 16 January 1987 to 14 December 19871988: 17 January 1988 to 26 November 19881989: 2 February 1989 to 11 December 19891991: 14 February 1991 to 19 November 19911992: 24 February 1992 to 18 December 19921993: 9 January 1993 to 19 November 19931994: 9 February 1994 to 27 November 19941996: 1 January 1996 to 24 November 19961997: 4 January 1997 to 9 December 19971998: 6 January 1998 to 22 December 19982000: 3 January 2000 to 16 November 20002001: 15 February 2001 to 22 December 20012002: 5 January 2002 to 23 December 20022003: 21 January 2003 to 9 December 20032004: 3 January 2004 to 22 December 20042005: 7 January 2005 to 4 December 20052006: 2 February 2006 to 22 December 20062007: 24 February 2007 to 21 December 20072008: 11 January 2008 to 27 December 20082011: 1 January 2011 to 14 December 20111981198519891994200020042008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at El Mercado meeting 30 C (86 F).
First to last qualifying date each year at El Mercado
YearFirst dateLast date
19811981-02-101981-11-30
19821982-01-021982-12-24
19831983-02-091983-12-28
19841984-02-261984-12-14
19851985-01-311985-12-11
19861986-02-041986-11-09
19871987-01-161987-12-14
19881988-01-171988-11-26
19891989-02-021989-12-11
19911991-02-141991-11-19
19921992-02-241992-12-18
19931993-01-091993-11-19
19941994-02-091994-11-27
19961996-01-011996-11-24
19971997-01-041997-12-09
19981998-01-061998-12-22
20002000-01-032000-11-16
20012001-02-152001-12-22
20022002-01-052002-12-23
20032003-01-212003-12-09
20042004-01-032004-12-22
20052005-01-072005-12-04
20062006-02-022006-12-22
20072007-02-242007-12-21
20082008-01-112008-12-27
20112011-01-012011-12-14

Every Fixed Threshold

Fixed thresholds at El Mercado
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days262432011243
35 C (95 F): Days261131998103
40 C (104 F): Days141519987
45 C (113 F): Days2219981
90 F (32.2 C): Days261902011190
100 F (37.8 C): Days2447199825
110 F (43.3 C): Days4520115
0 C (32 F): Frost days (min2319893
20 C (68 F): Tropical nights (min262202003200
25 C (77 F): Days with min242219988
10 mm (0.39 in): Days with 10 mm or more rain2748199226
25 mm (0.98 in): Days with 25 mm or more rain2720199211
50 mm (1.97 in): Days with 50 mm or more rain271119914
100 mm (3.94 in): Days with 100 mm or more rain14419912
200 mm (7.87 in): Days with 200 mm or more rain1119931

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1981.

Download the Data

  • Data for El Mercado 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).