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Built 2026-10-19 (19 October 2026)

Monterrey (City) Threshold Days by Year

14 fixed thresholds counted per year at Monterrey (City) (MXM00076393): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Monterrey (City) Thresholds

  • Monterrey (City): days with 10 mm (0.39 in) or more of precipitation in 10 years, most in 1997 with 18.
  • Monterrey (City): days with 25 mm (0.98 in) or more of precipitation in 10 years, most in 1994 with 7.
  • Monterrey (City): days with a maximum temperature at or above 30 C (86 F) in 8 years, most in 1999 with 219.
  • Monterrey (City): days with a maximum temperature at or above 35 C (95 F) in 8 years, most in 1996 with 129.
  • 14 fixed thresholds have at least one qualifying day at Monterrey (City).
8 years with a qualifying day
Days at or above 30 C (86 F) per year at Monterrey (City) Days per year at Monterrey (City) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 219 in 1999. 01002003001993: 1671994: 1811995: 2111996: 2031997: 1761998: 1911999: 2192026: 819931994199519961997199819992026
Days per year at Monterrey (City) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 219 in 1999.
Days at or above 30 C (86 F) per year at Monterrey (City)
YearDaysDecade average
1993167192.6
1994181192.6
1995211192.6
1996203192.6
1997176192.6
1998191192.6
1999219192.6
202688
First to last qualifying date each year at Monterrey (City) For each year, a bar from the first to the last day at Monterrey (City) meeting 30 C (86 F). 1993: 16 February 1993 to 20 November 19931994: 3 January 1994 to 28 November 19941995: 13 January 1995 to 18 December 19951996: 15 January 1996 to 24 December 19961997: 4 January 1997 to 10 December 19971998: 19 January 1998 to 30 December 19981999: 9 January 1999 to 31 December 19992026: 22 September 2026 to 7 October 202619931994199519961997199819992026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Monterrey (City) meeting 30 C (86 F).
First to last qualifying date each year at Monterrey (City)
YearFirst dateLast date
19931993-02-161993-11-20
19941994-01-031994-11-28
19951995-01-131995-12-18
19961996-01-151996-12-24
19971997-01-041997-12-10
19981998-01-191998-12-30
19991999-01-091999-12-31
20262026-09-222026-10-07

Every Fixed Threshold

Fixed thresholds at Monterrey (City)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days821919998
35 C (95 F): Days812919964
40 C (104 F): Days72619985
45 C (113 F): Days1119981
90 F (32.2 C): Days817419967
100 F (37.8 C): Days86519981
110 F (43.3 C): Days3419981
0 C (32 F): Frost days (min1219972
20 C (68 F): Tropical nights (min617419996
25 C (77 F): Days with min61419964
10 mm (0.39 in): Days with 10 mm or more rain1018199711
25 mm (0.98 in): Days with 25 mm or more rain10719943
50 mm (1.97 in): Days with 50 mm or more rain7319943
100 mm (3.94 in): Days with 100 mm or more rain2219941

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1993.

Download the Data

  • Data for Monterrey (City) 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 (2026-10-12).