Casa Llanta Threshold Days by Year (MXN00014026)
10 fixed thresholds counted per year at Casa Llanta (MXN00014026): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Casa Llanta Thresholds
- Casa Llanta: days with 10 mm (0.39 in) or more of precipitation in 43 years, most in 2007 with 39.
- Casa Llanta: days with a maximum temperature at or above 30 C (86 F) in 42 years, most in 1960 with 203.
- Casa Llanta: days with a maximum temperature at or above 90 F (32.2 C) in 42 years, most in 1960 with 91.
- Casa Llanta: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 2007 with 22.
- 10 fixed thresholds have at least one qualifying day at Casa Llanta.
Days at or above 30 C (86 F)
42 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1959 | 149 | 149 |
| 1960 | 203 | 142.5 |
| 1961 | 166 | 142.5 |
| 1962 | 176 | 142.5 |
| 1963 | 157 | 142.5 |
| 1965 | 165 | 142.5 |
| 1966 | 104 | 142.5 |
| 1967 | 129 | 142.5 |
| 1968 | 40 | 142.5 |
| 1971 | 90 | 81.3 |
| 1972 | 108 | 81.3 |
| 1973 | 64 | 81.3 |
| 1974 | 63 | 81.3 |
| 1975 | 63 | 81.3 |
| 1976 | 76 | 81.3 |
| 1977 | 71 | 81.3 |
| 1978 | 78 | 81.3 |
| 1979 | 119 | 81.3 |
| 1980 | 84 | 97.1 |
| 1981 | 69 | 97.1 |
| 1982 | 146 | 97.1 |
| 1983 | 85 | 97.1 |
| 1984 | 65 | 97.1 |
| 1985 | 78 | 97.1 |
| 1986 | 94 | 97.1 |
| 1987 | 110 | 97.1 |
| 1988 | 97 | 97.1 |
| 1989 | 143 | 97.1 |
| 1990 | 98 | 117.4 |
| 1992 | 77 | 117.4 |
| 1993 | 102 | 117.4 |
| 1994 | 126 | 117.4 |
| 1996 | 139 | 117.4 |
| 1997 | 120 | 117.4 |
| 1999 | 160 | 117.4 |
| 2000 | 167 | 121 |
| 2003 | 156 | 121 |
| 2007 | 86 | 121 |
| 2008 | 84 | 121 |
| 2009 | 112 | 121 |
| 2010 | 94 | 119.5 |
| 2011 | 145 | 119.5 |
| Year | First date | Last date |
|---|---|---|
| 1959 | 1959-02-16 | 1959-11-17 |
| 1960 | 1960-01-27 | 1960-11-28 |
| 1961 | 1961-02-12 | 1961-11-24 |
| 1962 | 1962-02-10 | 1962-11-27 |
| 1963 | 1963-01-29 | 1963-11-04 |
| 1965 | 1965-03-10 | 1965-11-28 |
| 1966 | 1966-04-12 | 1966-11-13 |
| 1967 | 1967-02-16 | 1967-10-13 |
| 1968 | 1968-04-16 | 1968-10-04 |
| 1971 | 1971-02-01 | 1971-10-30 |
| 1972 | 1972-03-08 | 1972-11-07 |
| 1973 | 1973-02-04 | 1973-09-22 |
| 1974 | 1974-03-29 | 1974-08-16 |
| 1975 | 1975-03-07 | 1975-10-09 |
| 1976 | 1976-03-12 | 1976-09-13 |
| 1977 | 1977-03-14 | 1977-10-11 |
| 1978 | 1978-03-15 | 1978-08-19 |
| 1979 | 1979-03-14 | 1979-10-27 |
| 1980 | 1980-03-08 | 1980-10-24 |
| 1981 | 1981-04-01 | 1981-11-06 |
| 1982 | 1982-02-12 | 1982-11-14 |
| 1983 | 1983-03-31 | 1983-10-21 |
| 1984 | 1984-03-14 | 1984-11-02 |
| 1985 | 1985-02-18 | 1985-11-13 |
| 1986 | 1986-02-19 | 1986-11-19 |
| 1987 | 1987-04-14 | 1987-12-05 |
| 1988 | 1988-02-03 | 1988-11-14 |
| 1989 | 1989-02-16 | 1989-11-15 |
| 1990 | 1990-03-07 | 1990-11-20 |
| 1992 | 1992-03-08 | 1992-11-15 |
| 1993 | 1993-03-16 | 1993-10-19 |
| 1994 | 1994-02-03 | 1994-12-22 |
| 1996 | 1996-01-30 | 1996-11-11 |
| 1997 | 1997-03-02 | 1997-11-05 |
| 1999 | 1999-01-31 | 1999-11-11 |
| 2000 | 2000-02-13 | 2000-11-01 |
| 2003 | 2003-02-10 | 2003-10-25 |
| 2007 | 2007-02-22 | 2007-10-18 |
| 2008 | 2008-02-23 | 2008-10-10 |
| 2009 | 2009-02-19 | 2009-10-16 |
| 2010 | 2010-04-03 | 2010-11-01 |
| 2011 | 2011-02-15 | 2011-10-07 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 42 | 203 | 1960 | 145 |
| 35 C (95 F): Days | 38 | 37 | 2003 | 21 |
| 40 C (104 F): Days | 1 | 3 | 2003 | 3 |
| 90 F (32.2 C): Days | 42 | 91 | 1960 | 54 |
| 100 F (37.8 C): Days | 13 | 17 | 2003 | 2 |
| 0 C (32 F): Frost days (min | 12 | 10 | 1994 | 4 |
| 20 C (68 F): Tropical nights (min | 15 | 10 | 1960 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 43 | 39 | 2007 | 19 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 42 | 22 | 2007 | 8 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 17 | 7 | 2007 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.
Download the Data
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).