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Built 2026-10-19 (19 October 2026)

Doce de Diciembre Threshold Days by Year (MXN00010136)

10 fixed thresholds counted per year at Doce de Diciembre (MXN00010136): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Doce de Diciembre Thresholds

  • Doce de Diciembre: days with a maximum temperature at or above 30 C (86 F) in 21 years, most in 1982 with 142.
  • Doce de Diciembre: days with a maximum temperature at or above 90 F (32.2 C) in 21 years, most in 1998 with 55.
  • Doce de Diciembre: nights with a minimum temperature at or below 0 C (32 F) in 21 years, most in 1978 with 21.
  • Doce de Diciembre: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 2006 with 23.
  • 10 fixed thresholds have at least one qualifying day at Doce de Diciembre.
21 years with a qualifying day
Days at or above 30 C (86 F) per year at Doce de Diciembre Days per year at Doce de Diciembre with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 142 in 1982. 0501001501978: 1091979: 1021980: 1341981: 1261982: 1421983: 931984: 851992: 651993: 751994: 1051995: 1061997: 911998: 1331999: 942000: 702001: 812002: 852004: 472005: 742006: 642007: 481978198119841994199820012005
Days per year at Doce de Diciembre with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 142 in 1982.
Days at or above 30 C (86 F) per year at Doce de Diciembre
YearDaysDecade average
1978109105.5
1979102105.5
1980134116
1981126116
1982142116
198393116
198485116
19926595.6
19937595.6
199410595.6
199510695.6
19979195.6
199813395.6
19999495.6
20007067
20018167
20028567
20044767
20057467
20066467
20074867
First to last qualifying date each year at Doce de Diciembre For each year, a bar from the first to the last day at Doce de Diciembre meeting 30 C (86 F). 1978: 5 March 1978 to 16 September 19781979: 1 April 1979 to 27 October 19791980: 9 March 1980 to 27 December 19801981: 5 February 1981 to 17 November 19811982: 23 February 1982 to 21 October 19821983: 24 March 1983 to 17 October 19831984: 13 March 1984 to 16 November 19841992: 22 April 1992 to 17 September 19921993: 17 February 1993 to 20 October 19931994: 7 February 1994 to 24 October 19941995: 21 March 1995 to 24 October 19951997: 4 March 1997 to 29 September 19971998: 25 February 1998 to 7 November 19981999: 5 March 1999 to 27 September 19992000: 23 March 2000 to 4 October 20002001: 29 March 2001 to 22 October 20012002: 15 March 2002 to 23 October 20022004: 25 March 2004 to 22 October 20042005: 28 March 2005 to 26 September 20052006: 17 February 2006 to 17 July 20062007: 19 March 2007 to 18 October 20071978198119841994199820012005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Doce de Diciembre meeting 30 C (86 F).
First to last qualifying date each year at Doce de Diciembre
YearFirst dateLast date
19781978-03-051978-09-16
19791979-04-011979-10-27
19801980-03-091980-12-27
19811981-02-051981-11-17
19821982-02-231982-10-21
19831983-03-241983-10-17
19841984-03-131984-11-16
19921992-04-221992-09-17
19931993-02-171993-10-20
19941994-02-071994-10-24
19951995-03-211995-10-24
19971997-03-041997-09-29
19981998-02-251998-11-07
19991999-03-051999-09-27
20002000-03-232000-10-04
20012001-03-292001-10-22
20022002-03-152002-10-23
20042004-03-252004-10-22
20052005-03-282005-09-26
20062006-02-172006-07-17
20072007-03-192007-10-18

Every Fixed Threshold

Fixed thresholds at Doce de Diciembre
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days21142198248
35 C (95 F): Days182219811
40 C (104 F): Days1119821
90 F (32.2 C): Days215519989
100 F (37.8 C): Days5619811
0 C (32 F): Frost days (min212119784
20 C (68 F): Tropical nights (min9419814
10 mm (0.39 in): Days with 10 mm or more rain2123200613
25 mm (0.98 in): Days with 25 mm or more rain17820066
50 mm (1.97 in): Days with 50 mm or more rain7220061

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1978.

Download the Data

  • Data for Doce de Diciembre 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).