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Built 2026-10-19 (19 October 2026)

Las Norias Threshold Days by Year (MXN00028052)

16 fixed thresholds counted per year at Las Norias (MXN00028052): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Las Norias Thresholds

  • Las Norias: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 2010 with 30.
  • Las Norias: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1973 with 14.
  • Las Norias: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1975 with 6.
  • Las Norias: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 1999 with 293.
  • 16 fixed thresholds have at least one qualifying day at Las Norias.
28 years with a qualifying day
Days at or above 30 C (86 F) per year at Las Norias Days per year at Las Norias with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 293 in 1999. 01002003001971: 2141972: 2221973: 2331974: 2291975: 2291976: 1761977: 2011978: 2131979: 2041980: 2131981: 2371982: 2371983: 2381984: 2281987: 2241995: 2611996: 2641997: 2591999: 2932000: 2742003: 2172004: 2142005: 2492006: 2382007: 2182008: 2512010: 2112011: 2691971197419771980198319951999200420072011
Days per year at Las Norias with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 293 in 1999.
Days at or above 30 C (86 F) per year at Las Norias
YearDaysDecade average
1971214213.4
1972222213.4
1973233213.4
1974229213.4
1975229213.4
1976176213.4
1977201213.4
1978213213.4
1979204213.4
1980213229.5
1981237229.5
1982237229.5
1983238229.5
1984228229.5
1987224229.5
1995261269.3
1996264269.3
1997259269.3
1999293269.3
2000274237.3
2003217237.3
2004214237.3
2005249237.3
2006238237.3
2007218237.3
2008251237.3
2010211240
2011269240
First to last qualifying date each year at Las Norias For each year, a bar from the first to the last day at Las Norias meeting 30 C (86 F). 1971: 3 January 1971 to 30 December 19711972: 1 January 1972 to 9 December 19721973: 17 January 1973 to 30 December 19731974: 8 January 1974 to 24 December 19741975: 7 January 1975 to 5 December 19751976: 2 January 1976 to 11 November 19761977: 27 January 1977 to 19 December 19771978: 16 January 1978 to 20 December 19781979: 14 February 1979 to 27 November 19791980: 15 February 1980 to 14 November 19801981: 21 February 1981 to 28 December 19811982: 2 January 1982 to 24 December 19821983: 30 January 1983 to 12 December 19831984: 9 February 1984 to 31 December 19841987: 4 February 1987 to 25 December 19871995: 11 January 1995 to 31 December 19951996: 1 January 1996 to 30 December 19961997: 1 January 1997 to 9 December 19971999: 18 January 1999 to 21 December 19992000: 1 January 2000 to 12 December 20002003: 21 January 2003 to 3 December 20032004: 4 February 2004 to 30 December 20042005: 21 January 2005 to 30 November 20052006: 30 January 2006 to 30 November 20062007: 9 February 2007 to 1 December 20072008: 29 January 2008 to 27 December 20082010: 20 January 2010 to 31 December 20102011: 30 January 2011 to 4 December 20111971197519791983199620032007JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Las Norias meeting 30 C (86 F).
First to last qualifying date each year at Las Norias
YearFirst dateLast date
19711971-01-031971-12-30
19721972-01-011972-12-09
19731973-01-171973-12-30
19741974-01-081974-12-24
19751975-01-071975-12-05
19761976-01-021976-11-11
19771977-01-271977-12-19
19781978-01-161978-12-20
19791979-02-141979-11-27
19801980-02-151980-11-14
19811981-02-211981-12-28
19821982-01-021982-12-24
19831983-01-301983-12-12
19841984-02-091984-12-31
19871987-02-041987-12-25
19951995-01-111995-12-31
19961996-01-011996-12-30
19971997-01-011997-12-09
19991999-01-181999-12-21
20002000-01-012000-12-12
20032003-01-212003-12-03
20042004-02-042004-12-30
20052005-01-212005-11-30
20062006-01-302006-11-30
20072007-02-092007-12-01
20082008-01-292008-12-27
20102010-01-202010-12-31
20112011-01-302011-12-04

Every Fixed Threshold

Fixed thresholds at Las Norias
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days282931999269
35 C (95 F): Days282042011204
40 C (104 F): Days261092011109
45 C (113 F): Days3219991
90 F (32.2 C): Days282401999234
100 F (37.8 C): Days281552011155
110 F (43.3 C): Days3219731
0 C (32 F): Ice days (max1120111
0 C (32 F): Frost days (min17819734
20 C (68 F): Tropical nights (min271942006143
25 C (77 F): Days with min2646201146
10 mm (0.39 in): Days with 10 mm or more rain313020107
25 mm (0.98 in): Days with 25 mm or more rain311419733
50 mm (1.97 in): Days with 50 mm or more rain30619751
100 mm (3.94 in): Days with 100 mm or more rain12219732
200 mm (7.87 in): Days with 200 mm or more rain2120051

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.

Download the Data

  • Data for Las Norias 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).