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

Hueyapan E-4 Threshold Days by Year (MXN00017046)

8 fixed thresholds counted per year at Hueyapan E-4 (MXN00017046): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hueyapan E-4 Thresholds

  • Hueyapan E-4: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1977 with 52.
  • Hueyapan E-4: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 2000 with 24.
  • Hueyapan E-4: days with 50 mm (1.97 in) or more of precipitation in 18 years, most in 2010 with 7.
  • Hueyapan E-4: nights with a minimum temperature at or below 0 C (32 F) in 16 years, most in 2010 with 44.
  • 8 fixed thresholds have at least one qualifying day at Hueyapan E-4.
10 years with a qualifying day
Days at or above 30 C (86 F) per year at Hueyapan E-4 Days per year at Hueyapan E-4 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 75 in 2002. 0204060801991: 61993: 11994: 101995: 21999: 242000: 352002: 752003: 702005: 682006: 571991199319941995199920002002200320052006
Days per year at Hueyapan E-4 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 75 in 2002.
Days at or above 30 C (86 F) per year at Hueyapan E-4
YearDaysDecade average
199168.6
199318.6
1994108.6
199528.6
1999248.6
20003561
20027561
20037061
20056861
20065761
First to last qualifying date each year at Hueyapan E-4 For each year, a bar from the first to the last day at Hueyapan E-4 meeting 30 C (86 F). 1991: 1 May 1991 to 5 October 19911993: 7 June 1993 to 7 June 19931994: 25 March 1994 to 20 May 19941995: 29 March 1995 to 14 May 19951999: 2 April 1999 to 1 June 19992000: 4 May 2000 to 14 December 20002002: 4 March 2002 to 30 May 20022003: 7 March 2003 to 31 May 20032005: 28 January 2005 to 11 June 20052006: 15 February 2006 to 10 May 200619911994199920022005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Hueyapan E-4 meeting 30 C (86 F).
First to last qualifying date each year at Hueyapan E-4
YearFirst dateLast date
19911991-05-011991-10-05
19931993-06-071993-06-07
19941994-03-251994-05-20
19951995-03-291995-05-14
19991999-04-021999-06-01
20002000-05-042000-12-14
20022002-03-042002-05-30
20032003-03-072003-05-31
20052005-01-282005-06-11
20062006-02-152006-05-10

Every Fixed Threshold

Fixed thresholds at Hueyapan E-4
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1075200257
35 C (95 F): Days1920039
90 F (32.2 C): Days630200316
0 C (32 F): Frost days (min1644201029
10 mm (0.39 in): Days with 10 mm or more rain2752197739
25 mm (0.98 in): Days with 25 mm or more rain2624200018
50 mm (1.97 in): Days with 50 mm or more rain18720101
100 mm (3.94 in): Days with 100 mm or more rain3119981

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1991.

Download the Data

  • Data for Hueyapan E-4 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).