Built 2026-10-19 (19 October 2026)

Singuilucan Threshold Days by Year (MXN00013033)

7 fixed thresholds counted per year at Singuilucan (MXN00013033): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Singuilucan Thresholds

  • Singuilucan: days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 1981 with 29.
  • Singuilucan: nights with a minimum temperature at or below 0 C (32 F) in 34 years, most in 1966 with 34.
  • Singuilucan: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 1979 with 7.
  • Singuilucan: days with a maximum temperature at or above 30 C (86 F) in 25 years, most in 1998 with 28.
  • 7 fixed thresholds have at least one qualifying day at Singuilucan.
25 years with a qualifying day
Days at or above 30 C (86 F) per year at Singuilucan Days per year at Singuilucan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 28 in 1998. 01020301966: 11969: 11970: 61971: 71972: 31973: 61974: 31975: 41977: 61978: 71979: 21982: 21983: 121984: 61986: 11988: 51989: 31990: 11991: 71998: 281999: 42000: 12005: 102008: 22011: 17196619711974197819831988199120002011
Days per year at Singuilucan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 28 in 1998.
Days at or above 30 C (86 F) per year at Singuilucan
YearDaysDecade average
196611
196911
197064.9
197174.9
197234.9
197364.9
197434.9
197544.9
197764.9
197874.9
197924.9
198224.8
1983124.8
198464.8
198614.8
198854.8
198934.8
1990110
1991710
19982810
1999410
200014.3
2005104.3
200824.3
20111717
First to last qualifying date each year at Singuilucan For each year, a bar from the first to the last day at Singuilucan meeting 30 C (86 F). 1966: 15 May 1966 to 15 May 19661969: 7 May 1969 to 7 May 19691970: 1 April 1970 to 29 April 19701971: 23 April 1971 to 29 April 19711972: 7 April 1972 to 22 May 19721973: 21 April 1973 to 27 May 19731974: 11 May 1974 to 15 May 19741975: 29 March 1975 to 18 April 19751977: 14 March 1977 to 2 April 19771978: 17 April 1978 to 8 May 19781979: 12 April 1979 to 2 May 19791982: 3 April 1982 to 4 April 19821983: 20 April 1983 to 6 June 19831984: 30 March 1984 to 29 April 19841986: 5 April 1986 to 5 April 19861988: 22 April 1988 to 9 May 19881989: 17 May 1989 to 8 June 19891990: 28 May 1990 to 28 May 19901991: 7 March 1991 to 23 April 19911998: 30 March 1998 to 15 June 19981999: 5 April 1999 to 29 April 19992000: 23 April 2000 to 23 April 20002005: 4 April 2005 to 11 June 20052008: 8 April 2008 to 10 April 20082011: 27 March 2011 to 28 May 20111966197219771983198919992011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Singuilucan meeting 30 C (86 F).
First to last qualifying date each year at Singuilucan
YearFirst dateLast date
19661966-05-151966-05-15
19691969-05-071969-05-07
19701970-04-011970-04-29
19711971-04-231971-04-29
19721972-04-071972-05-22
19731973-04-211973-05-27
19741974-05-111974-05-15
19751975-03-291975-04-18
19771977-03-141977-04-02
19781978-04-171978-05-08
19791979-04-121979-05-02
19821982-04-031982-04-04
19831983-04-201983-06-06
19841984-03-301984-04-29
19861986-04-051986-04-05
19881988-04-221988-05-09
19891989-05-171989-06-08
19901990-05-281990-05-28
19911991-03-071991-04-23
19981998-03-301998-06-15
19991999-04-051999-04-29
20002000-04-232000-04-23
20052005-04-042005-06-11
20082008-04-082008-04-10
20112011-03-272011-05-28

Every Fixed Threshold

Fixed thresholds at Singuilucan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2528199817
90 F (32.2 C): Days3219731
0 C (32 F): Frost days (min343419668
10 mm (0.39 in): Days with 10 mm or more rain3729198120
25 mm (0.98 in): Days with 25 mm or more rain33719795
50 mm (1.97 in): Days with 50 mm or more rain14320071
100 mm (3.94 in): Days with 100 mm or more rain2119741

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Singuilucan 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).