Built 2026-10-19 (19 October 2026)

San Ignacio de Los Romero Threshold Days by Year (MXN00003105)

14 fixed thresholds counted per year at San Ignacio de Los Romero (MXN00003105): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Ignacio de Los Romero Thresholds

  • San Ignacio de Los Romero: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1997 with 12.
  • San Ignacio de Los Romero: days with a maximum temperature at or above 30 C (86 F) in 26 years, most in 2006 with 284.
  • San Ignacio de Los Romero: days with a maximum temperature at or above 35 C (95 F) in 26 years, most in 2004 with 170.
  • San Ignacio de Los Romero: days with a maximum temperature at or above 90 F (32.2 C) in 26 years, most in 2006 with 226.
  • 14 fixed thresholds have at least one qualifying day at San Ignacio de Los Romero.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at San Ignacio de Los Romero Days per year at San Ignacio de Los Romero with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 284 in 2006. 01002003001981: 2691985: 2291986: 2461987: 2181988: 2361989: 2381991: 2191992: 2151993: 2291995: 2381996: 2401997: 2291998: 2201999: 2392001: 2222002: 2302003: 2712004: 2512005: 2602006: 2842007: 2472008: 2712009: 2582010: 2662011: 2462012: 168198119871991199519982002200520082011
Days per year at San Ignacio de Los Romero with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 284 in 2006.
Days at or above 30 C (86 F) per year at San Ignacio de Los Romero
YearDaysDecade average
1981269239.3
1985229239.3
1986246239.3
1987218239.3
1988236239.3
1989238239.3
1991219228.6
1992215228.6
1993229228.6
1995238228.6
1996240228.6
1997229228.6
1998220228.6
1999239228.6
2001222254.9
2002230254.9
2003271254.9
2004251254.9
2005260254.9
2006284254.9
2007247254.9
2008271254.9
2009258254.9
2010266226.7
2011246226.7
2012168226.7
First to last qualifying date each year at San Ignacio de Los Romero For each year, a bar from the first to the last day at San Ignacio de Los Romero meeting 30 C (86 F). 1981: 22 January 1981 to 20 December 19811985: 12 February 1985 to 31 December 19851986: 1 January 1986 to 3 December 19861987: 3 January 1987 to 23 December 19871988: 4 January 1988 to 17 December 19881989: 20 January 1989 to 26 December 19891991: 1 January 1991 to 26 November 19911992: 21 February 1992 to 26 December 19921993: 6 February 1993 to 29 December 19931995: 14 January 1995 to 14 December 19951996: 13 January 1996 to 29 December 19961997: 1 January 1997 to 25 November 19971998: 17 January 1998 to 30 December 19981999: 5 January 1999 to 28 December 19992001: 4 January 2001 to 10 December 20012002: 6 January 2002 to 14 December 20022003: 2 January 2003 to 24 December 20032004: 7 February 2004 to 17 December 20042005: 8 January 2005 to 28 December 20052006: 3 January 2006 to 27 December 20062007: 8 January 2007 to 31 December 20072008: 2 January 2008 to 21 December 20082009: 8 January 2009 to 20 December 20092010: 1 January 2010 to 12 December 20102011: 6 January 2011 to 30 December 20112012: 1 January 2012 to 23 November 20121981198819931998200320072011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Ignacio de Los Romero meeting 30 C (86 F).
First to last qualifying date each year at San Ignacio de Los Romero
YearFirst dateLast date
19811981-01-221981-12-20
19851985-02-121985-12-31
19861986-01-011986-12-03
19871987-01-031987-12-23
19881988-01-041988-12-17
19891989-01-201989-12-26
19911991-01-011991-11-26
19921992-02-211992-12-26
19931993-02-061993-12-29
19951995-01-141995-12-14
19961996-01-131996-12-29
19971997-01-011997-11-25
19981998-01-171998-12-30
19991999-01-051999-12-28
20012001-01-042001-12-10
20022002-01-062002-12-14
20032003-01-022003-12-24
20042004-02-072004-12-17
20052005-01-082005-12-28
20062006-01-032006-12-27
20072007-01-082007-12-31
20082008-01-022008-12-21
20092009-01-082009-12-20
20102010-01-012010-12-12
20112011-01-062011-12-30
20122012-01-012012-11-23

Every Fixed Threshold

Fixed thresholds at San Ignacio de Los Romero
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days262842006168
35 C (95 F): Days26170200453
40 C (104 F): Days2548200539
45 C (113 F): Days4119871
90 F (32.2 C): Days262262006105
100 F (37.8 C): Days269720096
110 F (43.3 C): Days12320052
0 C (32 F): Frost days (min1319873
20 C (68 F): Tropical nights (min26106200671
25 C (77 F): Days with min182919977
10 mm (0.39 in): Days with 10 mm or more rain271219976
25 mm (0.98 in): Days with 25 mm or more rain23519973
50 mm (1.97 in): Days with 50 mm or more rain9220031
100 mm (3.94 in): Days with 100 mm or more rain3119971

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1981.

Download the Data

  • Data for San Ignacio de Los Romero 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).