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Built 2026-10-19 (19 October 2026)

General Trevio Threshold Days by Year (MXN00019098)

16 fixed thresholds counted per year at General Trevio (MXN00019098): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for General Trevio Thresholds

  • General Trevio: days with 10 mm (0.39 in) or more of precipitation in 18 years, most in 1981 with 30.
  • General Trevio: days with a maximum temperature at or above 30 C (86 F) in 16 years, most in 1998 with 259.
  • General Trevio: days with a maximum temperature at or above 35 C (95 F) in 16 years, most in 2002 with 164.
  • General Trevio: days with a maximum temperature at or above 90 F (32.2 C) in 16 years, most in 2009 with 202.
  • 16 fixed thresholds have at least one qualifying day at General Trevio.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at General Trevio Days per year at General Trevio with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 259 in 1998. 01002003001977: 2211978: 2101979: 2261980: 2241981: 2151983: 2241985: 1921998: 2591999: 2592001: 2292002: 2342005: 2212006: 2272008: 2332009: 2122011: 25019771979198119851999200220062009
Days per year at General Trevio with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 259 in 1998.
Days at or above 30 C (86 F) per year at General Trevio
YearDaysDecade average
1977221219
1978210219
1979226219
1980224213.8
1981215213.8
1983224213.8
1985192213.8
1998259259
1999259259
2001229226
2002234226
2005221226
2006227226
2008233226
2009212226
2011250250
First to last qualifying date each year at General Trevio For each year, a bar from the first to the last day at General Trevio meeting 30 C (86 F). 1977: 28 January 1977 to 18 December 19771978: 25 February 1978 to 20 December 19781979: 13 February 1979 to 11 December 19791980: 14 January 1980 to 13 November 19801981: 10 February 1981 to 27 December 19811983: 10 February 1983 to 10 December 19831985: 21 February 1985 to 30 November 19851998: 1 January 1998 to 21 December 19981999: 8 January 1999 to 8 December 19992001: 5 January 2001 to 5 December 20012002: 9 January 2002 to 30 December 20022005: 11 January 2005 to 26 November 20052006: 4 February 2006 to 28 November 20062008: 29 February 2008 to 4 November 20082009: 6 February 2009 to 28 November 20092011: 14 February 2011 to 25 November 201119771979198119851999200220062009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at General Trevio meeting 30 C (86 F).
First to last qualifying date each year at General Trevio
YearFirst dateLast date
19771977-01-281977-12-18
19781978-02-251978-12-20
19791979-02-131979-12-11
19801980-01-141980-11-13
19811981-02-101981-12-27
19831983-02-101983-12-10
19851985-02-211985-11-30
19981998-01-011998-12-21
19991999-01-081999-12-08
20012001-01-052001-12-05
20022002-01-092002-12-30
20052005-01-112005-11-26
20062006-02-042006-11-28
20082008-02-292008-11-04
20092009-02-062009-11-28
20112011-02-142011-11-25

Every Fixed Threshold

Fixed thresholds at General Trevio
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days162591998250
35 C (95 F): Days161642002163
40 C (104 F): Days1386200154
45 C (113 F): Days4719981
90 F (32.2 C): Days162022009195
100 F (37.8 C): Days161222001107
110 F (43.3 C): Days51320016
0 C (32 F): Ice days (max1119831
0 C (32 F): Frost days (min123019854
20 C (68 F): Tropical nights (min162192008173
25 C (77 F): Days with min1577199847
10 mm (0.39 in): Days with 10 mm or more rain1830198111
25 mm (0.98 in): Days with 25 mm or more rain151120084
50 mm (1.97 in): Days with 50 mm or more rain10720087
100 mm (3.94 in): Days with 100 mm or more rain6220082
200 mm (7.87 in): Days with 200 mm or more rain1120051

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.

Download the Data

  • Data for General Trevio 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).