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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Ignacio Lopez Rayon Threshold Days by Year (MXN00007078)

12 fixed thresholds counted per year at Ignacio Lopez Rayon (MXN00007078): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ignacio Lopez Rayon Thresholds

  • Ignacio Lopez Rayon: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1955 with 50.
  • Ignacio Lopez Rayon: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 2011 with 27.
  • Ignacio Lopez Rayon: days with 50 mm (1.97 in) or more of precipitation in 54 years, most in 1998 with 11.
  • Ignacio Lopez Rayon: nights with a minimum temperature at or above 20 C (68 F) in 43 years, most in 1982 with 348.
  • 12 fixed thresholds have at least one qualifying day at Ignacio Lopez Rayon.
40 years with a qualifying day
Days at or above 30 C (86 F) per year at Ignacio Lopez Rayon Days per year at Ignacio Lopez Rayon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 366 in 1972. 01002003004001961: 3591962: 3641963: 3511964: 3631965: 3431966: 3521967: 3591968: 3641969: 3551970: 3631971: 3311972: 3661973: 3291977: 3651978: 3581979: 3331980: 3621981: 3571982: 3621983: 3621984: 3581985: 3281987: 3341989: 3271990: 3651991: 3651996: 3661997: 3651998: 3651999: 3652000: 3482001: 3642002: 3652003: 3382004: 3322005: 3592006: 3642007: 3652008: 3202011: 3611961196519691973198019841990199820022006
Days per year at Ignacio Lopez Rayon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 366 in 1972.
Days at or above 30 C (86 F) per year at Ignacio Lopez Rayon
YearDaysDecade average
1961359356.7
1962364356.7
1963351356.7
1964363356.7
1965343356.7
1966352356.7
1967359356.7
1968364356.7
1969355356.7
1970363349.3
1971331349.3
1972366349.3
1973329349.3
1977365349.3
1978358349.3
1979333349.3
1980362348.8
1981357348.8
1982362348.8
1983362348.8
1984358348.8
1985328348.8
1987334348.8
1989327348.8
1990365365.2
1991365365.2
1996366365.2
1997365365.2
1998365365.2
1999365365.2
2000348350.6
2001364350.6
2002365350.6
2003338350.6
2004332350.6
2005359350.6
2006364350.6
2007365350.6
2008320350.6
2011361361
First to last qualifying date each year at Ignacio Lopez Rayon For each year, a bar from the first to the last day at Ignacio Lopez Rayon meeting 30 C (86 F). 1961: 1 January 1961 to 31 December 19611962: 1 January 1962 to 31 December 19621963: 1 January 1963 to 31 December 19631964: 1 January 1964 to 31 December 19641965: 1 January 1965 to 31 December 19651966: 1 January 1966 to 31 December 19661967: 1 January 1967 to 31 December 19671968: 1 January 1968 to 31 December 19681969: 1 January 1969 to 31 December 19691970: 1 January 1970 to 31 December 19701971: 1 January 1971 to 30 November 19711972: 1 January 1972 to 31 December 19721973: 1 January 1973 to 31 December 19731977: 1 January 1977 to 31 December 19771978: 1 January 1978 to 31 December 19781979: 1 January 1979 to 31 December 19791980: 1 January 1980 to 31 December 19801981: 1 January 1981 to 31 December 19811982: 1 January 1982 to 31 December 19821983: 1 January 1983 to 31 December 19831984: 1 January 1984 to 23 December 19841985: 1 February 1985 to 31 December 19851987: 1 January 1987 to 31 December 19871989: 1 February 1989 to 31 December 19891990: 1 January 1990 to 31 December 19901991: 1 January 1991 to 31 December 19911996: 1 January 1996 to 31 December 19961997: 1 January 1997 to 31 December 19971998: 1 January 1998 to 31 December 19981999: 1 January 1999 to 31 December 19992000: 1 January 2000 to 31 December 20002001: 1 January 2001 to 31 December 20012002: 1 January 2002 to 31 December 20022003: 1 January 2003 to 31 December 20032004: 1 January 2004 to 31 December 20042005: 1 January 2005 to 31 December 20052006: 1 January 2006 to 31 December 20062007: 1 January 2007 to 31 December 20072008: 1 January 2008 to 31 December 20082011: 1 January 2011 to 31 December 201119611966197119791984199120002005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ignacio Lopez Rayon meeting 30 C (86 F).
First to last qualifying date each year at Ignacio Lopez Rayon
YearFirst dateLast date
19611961-01-011961-12-31
19621962-01-011962-12-31
19631963-01-011963-12-31
19641964-01-011964-12-31
19651965-01-011965-12-31
19661966-01-011966-12-31
19671967-01-011967-12-31
19681968-01-011968-12-31
19691969-01-011969-12-31
19701970-01-011970-12-31
19711971-01-011971-11-30
19721972-01-011972-12-31
19731973-01-011973-12-31
19771977-01-011977-12-31
19781978-01-011978-12-31
19791979-01-011979-12-31
19801980-01-011980-12-31
19811981-01-011981-12-31
19821982-01-011982-12-31
19831983-01-011983-12-31
19841984-01-011984-12-23
19851985-02-011985-12-31
19871987-01-011987-12-31
19891989-02-011989-12-31
19901990-01-011990-12-31
19911991-01-011991-12-31
19961996-01-011996-12-31
19971997-01-011997-12-31
19981998-01-011998-12-31
19991999-01-011999-12-31
20002000-01-012000-12-31
20012001-01-012001-12-31
20022002-01-012002-12-31
20032003-01-012003-12-31
20042004-01-012004-12-31
20052005-01-012005-12-31
20062006-01-012006-12-31
20072007-01-012007-12-31
20082008-01-012008-12-31
20112011-01-012011-12-31

Every Fixed Threshold

Fixed thresholds at Ignacio Lopez Rayon
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days403661972361
35 C (95 F): Days4030619978
40 C (104 F): Days2219612
90 F (32.2 C): Days403651997183
100 F (37.8 C): Days313119693
20 C (68 F): Tropical nights (min433481982316
25 C (77 F): Days with min243119691
10 mm (0.39 in): Days with 10 mm or more rain5450195541
25 mm (0.98 in): Days with 25 mm or more rain5427201127
50 mm (1.97 in): Days with 50 mm or more rain541119986
100 mm (3.94 in): Days with 100 mm or more rain29419981
200 mm (7.87 in): Days with 200 mm or more rain2119631

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1961.

Download the Data

  • Data for Ignacio Lopez Rayon 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).