Built 2026-10-19 (19 October 2026)

Ciudad del Maiz (Smn) Threshold Days by Year (MXN00024116)

15 fixed thresholds counted per year at Ciudad del Maiz (Smn) (MXN00024116): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ciudad del Maiz (Smn) Thresholds

  • Ciudad del Maiz (Smn): days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1958 with 39.
  • Ciudad del Maiz (Smn): days with 25 mm (0.98 in) or more of precipitation in 32 years, most in 1969 with 14.
  • Ciudad del Maiz (Smn): days with a maximum temperature at or above 30 C (86 F) in 24 years, most in 1971 with 241.
  • Ciudad del Maiz (Smn): days with a maximum temperature at or above 90 F (32.2 C) in 22 years, most in 1924 with 172.
  • 15 fixed thresholds have at least one qualifying day at Ciudad del Maiz (Smn).
24 years with a qualifying day
Days at or above 30 C (86 F) per year at Ciudad del Maiz (Smn) Days per year at Ciudad del Maiz (Smn) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 241 in 1971. 01002003001924: 2221931: 1301956: 981957: 1811958: 1221959: 1591960: 1201961: 1021962: 1251963: 591964: 1171965: 1061966: 1281968: 971969: 1811970: 2001971: 2411975: 1451976: 451977: 161978: 11979: 971980: 1331981: 1019241957196019631966197019761979
Days per year at Ciudad del Maiz (Smn) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 241 in 1971.
Days at or above 30 C (86 F) per year at Ciudad del Maiz (Smn)
YearDaysDecade average
1924222222
1931130130
195698140
1957181140
1958122140
1959159140
1960120115
1961102115
1962125115
196359115
1964117115
1965106115
1966128115
196897115
1969181115
1970200106.4
1971241106.4
1975145106.4
197645106.4
197716106.4
19781106.4
197997106.4
198013371.5
19811071.5
First to last qualifying date each year at Ciudad del Maiz (Smn) For each year, a bar from the first to the last day at Ciudad del Maiz (Smn) meeting 30 C (86 F). 1924: 1 January 1924 to 28 December 19241931: 8 February 1931 to 24 December 19311956: 28 January 1956 to 15 November 19561957: 10 January 1957 to 28 November 19571958: 18 January 1958 to 9 October 19581959: 9 February 1959 to 11 December 19591960: 2 January 1960 to 28 November 19601961: 18 February 1961 to 16 December 19611962: 9 February 1962 to 29 December 19621963: 26 January 1963 to 5 November 19631964: 22 January 1964 to 19 October 19641965: 8 February 1965 to 30 September 19651966: 4 March 1966 to 29 October 19661968: 20 February 1968 to 17 November 19681969: 28 January 1969 to 30 November 19691970: 23 February 1970 to 30 November 19701971: 26 January 1971 to 31 December 19711975: 1 January 1975 to 19 September 19751976: 10 February 1976 to 11 June 19761977: 10 March 1977 to 3 August 19771978: 30 April 1978 to 30 April 19781979: 13 January 1979 to 9 November 19791980: 21 January 1980 to 28 October 19801981: 8 June 1981 to 15 September 198119241957196019631966197019761979JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ciudad del Maiz (Smn) meeting 30 C (86 F).
First to last qualifying date each year at Ciudad del Maiz (Smn)
YearFirst dateLast date
19241924-01-011924-12-28
19311931-02-081931-12-24
19561956-01-281956-11-15
19571957-01-101957-11-28
19581958-01-181958-10-09
19591959-02-091959-12-11
19601960-01-021960-11-28
19611961-02-181961-12-16
19621962-02-091962-12-29
19631963-01-261963-11-05
19641964-01-221964-10-19
19651965-02-081965-09-30
19661966-03-041966-10-29
19681968-02-201968-11-17
19691969-01-281969-11-30
19701970-02-231970-11-30
19711971-01-261971-12-31
19751975-01-011975-09-19
19761976-02-101976-06-11
19771977-03-101977-08-03
19781978-04-301978-04-30
19791979-01-131979-11-09
19801980-01-211980-10-28
19811981-06-081981-09-15

Every Fixed Threshold

Fixed thresholds at Ciudad del Maiz (Smn)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days24241197110
35 C (95 F): Days2193192448
40 C (104 F): Days741197541
45 C (113 F): Days2519755
90 F (32.2 C): Days22172192479
100 F (37.8 C): Days1859197522
110 F (43.3 C): Days2819758
0 C (32 F): Frost days (min181919622
20 C (68 F): Tropical nights (min183019565
25 C (77 F): Days with min213197013
10 mm (0.39 in): Days with 10 mm or more rain3239195821
25 mm (0.98 in): Days with 25 mm or more rain321419698
50 mm (1.97 in): Days with 50 mm or more rain20519482
100 mm (3.94 in): Days with 100 mm or more rain10219661
200 mm (7.87 in): Days with 200 mm or more rain10n/a2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

  • Data for Ciudad del Maiz (Smn) 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).