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

Tocatlan Threshold Days by Year (MXN00029027)

6 fixed thresholds counted per year at Tocatlan (MXN00029027): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tocatlan Thresholds

  • Tocatlan: days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 1980 with 34.
  • Tocatlan: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1974 with 10.
  • Tocatlan: nights with a minimum temperature at or below 0 C (32 F) in 14 years, most in 1987 with 14.
  • Tocatlan: days with a maximum temperature at or above 30 C (86 F) in 10 years, most in 1998 with 20.
  • 6 fixed thresholds have at least one qualifying day at Tocatlan.
10 years with a qualifying day
Days at or above 30 C (86 F) per year at Tocatlan Days per year at Tocatlan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 1998. 051015201986: 11993: 11995: 21998: 201999: 12000: 12001: 22002: 32003: 82005: 41986199319951998199920002001200220032005
Days per year at Tocatlan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 1998.
Days at or above 30 C (86 F) per year at Tocatlan
YearDaysDecade average
198611
199316
199526
1998206
199916
200013.6
200123.6
200233.6
200383.6
200543.6
First to last qualifying date each year at Tocatlan For each year, a bar from the first to the last day at Tocatlan meeting 30 C (86 F). 1986: 16 May 1986 to 16 May 19861993: 5 June 1993 to 5 June 19931995: 23 March 1995 to 22 April 19951998: 2 April 1998 to 15 June 19981999: 10 April 1999 to 10 April 19992000: 23 April 2000 to 23 April 20002001: 12 April 2001 to 21 May 20012002: 30 March 2002 to 3 May 20022003: 8 March 2003 to 7 May 20032005: 18 April 2005 to 21 June 200519861995199920012003JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tocatlan meeting 30 C (86 F).
First to last qualifying date each year at Tocatlan
YearFirst dateLast date
19861986-05-161986-05-16
19931993-06-051993-06-05
19951995-03-231995-04-22
19981998-04-021998-06-15
19991999-04-101999-04-10
20002000-04-232000-04-23
20012001-04-122001-05-21
20022002-03-302002-05-03
20032003-03-082003-05-07
20052005-04-182005-06-21

Every Fixed Threshold

Fixed thresholds at Tocatlan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days102019984
90 F (32.2 C): Days1119981
0 C (32 F): Frost days (min141419872
10 mm (0.39 in): Days with 10 mm or more rain3534198020
25 mm (0.98 in): Days with 25 mm or more rain351019745
50 mm (1.97 in): Days with 50 mm or more rain7119701

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1986.

Download the Data

  • Data for Tocatlan 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).