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Built 2026-10-19 (19 October 2026)

Planta Ramos Millan Threshold Days by Year (MXN00011056)

10 fixed thresholds counted per year at Planta Ramos Millan (MXN00011056): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Planta Ramos Millan Thresholds

  • Planta Ramos Millan: days with a maximum temperature at or above 30 C (86 F) in 31 years, most in 2005 with 218.
  • Planta Ramos Millan: days with a maximum temperature at or above 90 F (32.2 C) in 31 years, most in 2005 with 96.
  • Planta Ramos Millan: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 2003 with 33.
  • Planta Ramos Millan: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 2001 with 15.
  • 10 fixed thresholds have at least one qualifying day at Planta Ramos Millan.
31 years with a qualifying day
Days at or above 30 C (86 F) per year at Planta Ramos Millan Days per year at Planta Ramos Millan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 218 in 2005. 01002003001969: 901971: 501972: 751973: 861974: 541975: 681976: 651977: 671978: 701979: 831980: 731981: 621983: 921984: 651985: 371986: 511988: 851990: 811995: 1171997: 1361998: 1231999: 1122000: 1162001: 932002: 1032003: 1022004: 1502005: 2182006: 1402011: 1252012: 15019691974197819831988199820022006
Days per year at Planta Ramos Millan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 218 in 2005.
Days at or above 30 C (86 F) per year at Planta Ramos Millan
YearDaysDecade average
19699090
19715068.7
19727568.7
19738668.7
19745468.7
19756868.7
19766568.7
19776768.7
19787068.7
19798368.7
19807366.4
19816266.4
19839266.4
19846566.4
19853766.4
19865166.4
19888566.4
199081113.8
1995117113.8
1997136113.8
1998123113.8
1999112113.8
2000116131.7
200193131.7
2002103131.7
2003102131.7
2004150131.7
2005218131.7
2006140131.7
2011125137.5
2012150137.5
First to last qualifying date each year at Planta Ramos Millan For each year, a bar from the first to the last day at Planta Ramos Millan meeting 30 C (86 F). 1969: 23 March 1969 to 12 November 19691971: 16 March 1971 to 11 July 19711972: 4 April 1972 to 28 October 19721973: 6 February 1973 to 4 November 19731974: 28 March 1974 to 30 December 19741975: 1 April 1975 to 29 October 19751976: 13 March 1976 to 1 November 19761977: 16 March 1977 to 31 December 19771978: 26 January 1978 to 2 December 19781979: 17 February 1979 to 24 November 19791980: 19 January 1980 to 1 August 19801981: 30 March 1981 to 24 September 19811983: 25 March 1983 to 24 December 19831984: 14 January 1984 to 17 October 19841985: 2 March 1985 to 10 June 19851986: 8 March 1986 to 29 July 19861988: 4 February 1988 to 27 October 19881990: 14 March 1990 to 17 October 19901995: 21 March 1995 to 20 December 19951997: 4 March 1997 to 5 November 19971998: 24 February 1998 to 29 August 19981999: 7 February 1999 to 17 October 19992000: 14 February 2000 to 13 November 20002001: 11 March 2001 to 12 September 20012002: 10 March 2002 to 27 August 20022003: 12 February 2003 to 23 November 20032004: 29 February 2004 to 30 November 20042005: 29 January 2005 to 19 November 20052006: 17 February 2006 to 17 November 20062011: 18 February 2011 to 21 October 20112012: 6 January 2012 to 27 October 201219691974197819831988199820022006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Planta Ramos Millan meeting 30 C (86 F).
First to last qualifying date each year at Planta Ramos Millan
YearFirst dateLast date
19691969-03-231969-11-12
19711971-03-161971-07-11
19721972-04-041972-10-28
19731973-02-061973-11-04
19741974-03-281974-12-30
19751975-04-011975-10-29
19761976-03-131976-11-01
19771977-03-161977-12-31
19781978-01-261978-12-02
19791979-02-171979-11-24
19801980-01-191980-08-01
19811981-03-301981-09-24
19831983-03-251983-12-24
19841984-01-141984-10-17
19851985-03-021985-06-10
19861986-03-081986-07-29
19881988-02-041988-10-27
19901990-03-141990-10-17
19951995-03-211995-12-20
19971997-03-041997-11-05
19981998-02-241998-08-29
19991999-02-071999-10-17
20002000-02-142000-11-13
20012001-03-112001-09-12
20022002-03-102002-08-27
20032003-02-122003-11-23
20042004-02-292004-11-30
20052005-01-292005-11-19
20062006-02-172006-11-17
20112011-02-182011-10-21
20122012-01-062012-10-27

Every Fixed Threshold

Fixed thresholds at Planta Ramos Millan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days312182005150
35 C (95 F): Days272819983
40 C (104 F): Days1119781
90 F (32.2 C): Days3196200530
100 F (37.8 C): Days8520055
0 C (32 F): Frost days (min13519761
20 C (68 F): Tropical nights (min1119801
10 mm (0.39 in): Days with 10 mm or more rain3133200313
25 mm (0.98 in): Days with 25 mm or more rain311520014
50 mm (1.97 in): Days with 50 mm or more rain19620001

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

  • Data for Planta Ramos Millan 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).