Built 2026-10-19 (19 October 2026)

Zitlaltepec Threshold Days by Year (MXN00012104)

7 fixed thresholds counted per year at Zitlaltepec (MXN00012104): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Zitlaltepec Thresholds

  • Zitlaltepec: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1984 with 108.
  • Zitlaltepec: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 2010 with 57.
  • Zitlaltepec: days with 50 mm (1.97 in) or more of precipitation in 28 years, most in 2010 with 29.
  • Zitlaltepec: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 2010 with 6.
  • 7 fixed thresholds have at least one qualifying day at Zitlaltepec.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Zitlaltepec Days per year at Zitlaltepec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 139 in 2011. 0501001501964: 61969: 221979: 11999: 112010: 682011: 139196419691979199920102011
Days per year at Zitlaltepec with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 139 in 2011.
Days at or above 30 C (86 F) per year at Zitlaltepec
YearDaysDecade average
1964614
19692214
197911
19991111
201068103.5
2011139103.5
First to last qualifying date each year at Zitlaltepec For each year, a bar from the first to the last day at Zitlaltepec meeting 30 C (86 F). 1964: 5 February 1964 to 25 August 19641969: 1 February 1969 to 22 August 19691979: 14 October 1979 to 14 October 19791999: 18 April 1999 to 31 October 19992010: 4 March 2010 to 31 December 20102011: 1 January 2011 to 16 June 2011196419691979199920102011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Zitlaltepec meeting 30 C (86 F).
First to last qualifying date each year at Zitlaltepec
YearFirst dateLast date
19641964-02-051964-08-25
19691969-02-011969-08-22
19791979-10-141979-10-14
19991999-04-181999-10-31
20102010-03-042010-12-31
20112011-01-012011-06-16

Every Fixed Threshold

Fixed thresholds at Zitlaltepec
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days61392011139
35 C (95 F): Days3820108
90 F (32.2 C): Days441201141
10 mm (0.39 in): Days with 10 mm or more rain33108198487
25 mm (0.98 in): Days with 25 mm or more rain3157201036
50 mm (1.97 in): Days with 50 mm or more rain282920106
100 mm (3.94 in): Days with 100 mm or more rain13620104

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.

Download the Data

  • Data for Zitlaltepec 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).