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Built 2026-10-19 (19 October 2026)

Presa Achimec Threshold Days by Year (MXN00014037)

8 fixed thresholds counted per year at Presa Achimec (MXN00014037): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Presa Achimec Thresholds

  • Presa Achimec: nights with a minimum temperature at or below 0 C (32 F) in 33 years, most in 1998 with 60.
  • Presa Achimec: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1990 with 29.
  • Presa Achimec: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 1987 with 8.
  • Presa Achimec: days with a maximum temperature at or above 30 C (86 F) in 32 years, most in 2009 with 171.
  • 8 fixed thresholds have at least one qualifying day at Presa Achimec.
32 years with a qualifying day
Days at or above 30 C (86 F) per year at Presa Achimec Days per year at Presa Achimec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 171 in 2009. 0501001502001971: 531972: 841973: 571974: 641975: 761976: 541977: 711978: 891979: 1121983: 801984: 561985: 661987: 821988: 871989: 1331990: 851991: 1011992: 881993: 1241994: 1361995: 1371996: 1311997: 1341998: 1431999: 1252000: 1462001: 1392002: 1192006: 1302007: 1302009: 1712010: 12119711975197919871991199519992006
Days per year at Presa Achimec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 171 in 2009.
Days at or above 30 C (86 F) per year at Presa Achimec
YearDaysDecade average
19715373.3
19728473.3
19735773.3
19746473.3
19757673.3
19765473.3
19777173.3
19788973.3
197911273.3
19838084
19845684
19856684
19878284
19888784
198913384
199085120.4
1991101120.4
199288120.4
1993124120.4
1994136120.4
1995137120.4
1996131120.4
1997134120.4
1998143120.4
1999125120.4
2000146139.2
2001139139.2
2002119139.2
2006130139.2
2007130139.2
2009171139.2
2010121121
First to last qualifying date each year at Presa Achimec For each year, a bar from the first to the last day at Presa Achimec meeting 30 C (86 F). 1971: 19 March 1971 to 7 July 19711972: 5 March 1972 to 19 October 19721973: 1 April 1973 to 8 November 19731974: 2 March 1974 to 17 August 19741975: 7 March 1975 to 19 September 19751976: 13 March 1976 to 13 September 19761977: 14 March 1977 to 11 October 19771978: 22 March 1978 to 17 September 19781979: 14 March 1979 to 27 October 19791983: 1 April 1983 to 9 October 19831984: 15 March 1984 to 1 November 19841985: 2 March 1985 to 15 October 19851987: 15 April 1987 to 28 October 19871988: 26 February 1988 to 10 November 19881989: 26 February 1989 to 9 November 19891990: 7 March 1990 to 30 June 19901991: 5 March 1991 to 23 August 19911992: 20 March 1992 to 22 September 19921993: 13 February 1993 to 19 November 19931994: 6 February 1994 to 22 November 19941995: 13 February 1995 to 6 December 19951996: 30 January 1996 to 7 November 19961997: 2 March 1997 to 5 November 19971998: 23 February 1998 to 29 October 19981999: 9 February 1999 to 30 October 19992000: 25 January 2000 to 30 October 20002001: 17 February 2001 to 25 October 20012002: 28 January 2002 to 22 October 20022006: 16 February 2006 to 20 October 20062007: 21 February 2007 to 20 December 20072009: 28 January 2009 to 16 October 20092010: 27 March 2010 to 25 December 201019711975197919871991199519992006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Presa Achimec meeting 30 C (86 F).
First to last qualifying date each year at Presa Achimec
YearFirst dateLast date
19711971-03-191971-07-07
19721972-03-051972-10-19
19731973-04-011973-11-08
19741974-03-021974-08-17
19751975-03-071975-09-19
19761976-03-131976-09-13
19771977-03-141977-10-11
19781978-03-221978-09-17
19791979-03-141979-10-27
19831983-04-011983-10-09
19841984-03-151984-11-01
19851985-03-021985-10-15
19871987-04-151987-10-28
19881988-02-261988-11-10
19891989-02-261989-11-09
19901990-03-071990-06-30
19911991-03-051991-08-23
19921992-03-201992-09-22
19931993-02-131993-11-19
19941994-02-061994-11-22
19951995-02-131995-12-06
19961996-01-301996-11-07
19971997-03-021997-11-05
19981998-02-231998-10-29
19991999-02-091999-10-30
20002000-01-252000-10-30
20012001-02-172001-10-25
20022002-01-282002-10-22
20062006-02-162006-10-20
20072007-02-212007-12-20
20092009-01-282009-10-16
20102010-03-272010-12-25

Every Fixed Threshold

Fixed thresholds at Presa Achimec
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days321712009121
35 C (95 F): Days2646199820
90 F (32.2 C): Days3279200960
100 F (37.8 C): Days2320103
0 C (32 F): Frost days (min3360199860
10 mm (0.39 in): Days with 10 mm or more rain3329199018
25 mm (0.98 in): Days with 25 mm or more rain33819878
50 mm (1.97 in): Days with 50 mm or more rain10319711

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.

Download the Data

  • Data for Presa Achimec 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).