Chietla Threshold Days by Year (MXN00021024)
12 fixed thresholds counted per year at Chietla (MXN00021024): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Chietla Thresholds
- Chietla: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 2004 with 36.
- Chietla: days with 25 mm (0.98 in) or more of precipitation in 60 years, most in 2003 with 20.
- Chietla: days with a maximum temperature at or above 30 C (86 F) in 59 years, most in 1947 with 365.
- Chietla: days with a maximum temperature at or above 35 C (95 F) in 59 years, most in 1947 with 365.
- 12 fixed thresholds have at least one qualifying day at Chietla.
Days at or above 30 C (86 F)
59 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1945 | 357 | 354.6 |
| 1946 | 363 | 354.6 |
| 1947 | 365 | 354.6 |
| 1948 | 351 | 354.6 |
| 1949 | 337 | 354.6 |
| 1950 | 270 | 277.5 |
| 1951 | 269 | 277.5 |
| 1952 | 328 | 277.5 |
| 1953 | 321 | 277.5 |
| 1954 | 299 | 277.5 |
| 1956 | 294 | 277.5 |
| 1958 | 181 | 277.5 |
| 1959 | 258 | 277.5 |
| 1960 | 255 | 289.3 |
| 1961 | 254 | 289.3 |
| 1962 | 283 | 289.3 |
| 1963 | 312 | 289.3 |
| 1964 | 292 | 289.3 |
| 1965 | 297 | 289.3 |
| 1966 | 290 | 289.3 |
| 1967 | 307 | 289.3 |
| 1968 | 314 | 289.3 |
| 1970 | 298 | 316.8 |
| 1971 | 310 | 316.8 |
| 1972 | 335 | 316.8 |
| 1973 | 310 | 316.8 |
| 1974 | 313 | 316.8 |
| 1975 | 317 | 316.8 |
| 1976 | 309 | 316.8 |
| 1977 | 328 | 316.8 |
| 1978 | 324 | 316.8 |
| 1979 | 324 | 316.8 |
| 1980 | 321 | 324.1 |
| 1981 | 323 | 324.1 |
| 1982 | 343 | 324.1 |
| 1983 | 316 | 324.1 |
| 1984 | 311 | 324.1 |
| 1985 | 325 | 324.1 |
| 1986 | 338 | 324.1 |
| 1987 | 307 | 324.1 |
| 1988 | 333 | 324.1 |
| 1990 | 341 | 326.3 |
| 1991 | 333 | 326.3 |
| 1992 | 310 | 326.3 |
| 1994 | 352 | 326.3 |
| 1996 | 307 | 326.3 |
| 1997 | 349 | 326.3 |
| 1998 | 314 | 326.3 |
| 1999 | 304 | 326.3 |
| 2000 | 345 | 260 |
| 2001 | 292 | 260 |
| 2002 | 291 | 260 |
| 2003 | 284 | 260 |
| 2004 | 247 | 260 |
| 2005 | 305 | 260 |
| 2006 | 227 | 260 |
| 2007 | 179 | 260 |
| 2008 | 205 | 260 |
| 2009 | 225 | 260 |
| Year | First date | Last date |
|---|---|---|
| 1945 | 1945-01-07 | 1945-12-31 |
| 1946 | 1946-01-01 | 1946-12-31 |
| 1947 | 1947-01-01 | 1947-12-31 |
| 1948 | 1948-01-01 | 1948-12-31 |
| 1949 | 1949-01-01 | 1949-12-31 |
| 1950 | 1950-01-01 | 1950-11-25 |
| 1951 | 1951-03-21 | 1951-12-31 |
| 1952 | 1952-01-01 | 1952-12-31 |
| 1953 | 1953-01-01 | 1953-12-31 |
| 1954 | 1954-01-01 | 1954-12-31 |
| 1956 | 1956-01-01 | 1956-12-31 |
| 1958 | 1958-01-01 | 1958-12-25 |
| 1959 | 1959-01-04 | 1959-12-23 |
| 1960 | 1960-01-03 | 1960-12-16 |
| 1961 | 1961-01-02 | 1961-12-23 |
| 1962 | 1962-01-15 | 1962-12-29 |
| 1963 | 1963-01-12 | 1963-12-27 |
| 1964 | 1964-01-05 | 1964-12-31 |
| 1965 | 1965-01-01 | 1965-12-28 |
| 1966 | 1966-01-01 | 1966-12-31 |
| 1967 | 1967-01-01 | 1967-12-31 |
| 1968 | 1968-01-01 | 1968-12-31 |
| 1970 | 1970-01-01 | 1970-12-30 |
| 1971 | 1971-01-01 | 1971-12-31 |
| 1972 | 1972-01-01 | 1972-12-26 |
| 1973 | 1973-01-01 | 1973-12-31 |
| 1974 | 1974-01-01 | 1974-12-31 |
| 1975 | 1975-01-01 | 1975-12-25 |
| 1976 | 1976-01-03 | 1976-12-31 |
| 1977 | 1977-01-01 | 1977-12-31 |
| 1978 | 1978-01-01 | 1978-12-31 |
| 1979 | 1979-01-01 | 1979-12-31 |
| 1980 | 1980-01-01 | 1980-12-30 |
| 1981 | 1981-01-07 | 1981-12-31 |
| 1982 | 1982-01-01 | 1982-12-31 |
| 1983 | 1983-01-01 | 1983-12-29 |
| 1984 | 1984-01-03 | 1984-12-31 |
| 1985 | 1985-01-01 | 1985-12-31 |
| 1986 | 1986-01-01 | 1986-12-31 |
| 1987 | 1987-01-01 | 1987-12-31 |
| 1988 | 1988-01-01 | 1988-12-31 |
| 1990 | 1990-01-01 | 1990-12-31 |
| 1991 | 1991-01-01 | 1991-12-31 |
| 1992 | 1992-01-01 | 1992-12-31 |
| 1994 | 1994-01-01 | 1994-12-31 |
| 1996 | 1996-02-01 | 1996-12-31 |
| 1997 | 1997-01-01 | 1997-12-31 |
| 1998 | 1998-01-01 | 1998-12-30 |
| 1999 | 1999-01-05 | 1999-12-31 |
| 2000 | 2000-01-01 | 2000-12-29 |
| 2001 | 2001-01-02 | 2001-12-31 |
| 2002 | 2002-01-02 | 2002-12-31 |
| 2003 | 2003-01-01 | 2003-12-31 |
| 2004 | 2004-01-01 | 2004-12-26 |
| 2005 | 2005-01-01 | 2005-12-30 |
| 2006 | 2006-01-01 | 2006-11-03 |
| 2007 | 2007-01-14 | 2007-12-29 |
| 2008 | 2008-01-07 | 2008-12-19 |
| 2009 | 2009-01-05 | 2009-12-12 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 59 | 365 | 1947 | 225 |
| 35 C (95 F): Days | 59 | 365 | 1947 | 50 |
| 40 C (104 F): Days | 16 | 209 | 1947 | 3 |
| 45 C (113 F): Days | 3 | 24 | 1946 | 3 |
| 90 F (32.2 C): Days | 59 | 365 | 1947 | 95 |
| 100 F (37.8 C): Days | 54 | 329 | 1947 | 1 |
| 110 F (43.3 C): Days | 4 | 69 | 1946 | 8 |
| 20 C (68 F): Tropical nights (min | 58 | 61 | 1958 | 37 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 60 | 36 | 2004 | 30 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 60 | 20 | 2003 | 12 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 47 | 5 | 1954 | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 1 | 2009 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.
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).