El CIPRES Threshold Days by Year (MXN00002104)
8 fixed thresholds counted per year at El CIPRES (MXN00002104): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for El CIPRES Thresholds
- El CIPRES: days with 10 mm (0.39 in) or more of precipitation in 24 years, most in 1978 with 17.
- El CIPRES: nights with a minimum temperature at or above 20 C (68 F) in 22 years, most in 1997 with 49.
- El CIPRES: days with a maximum temperature at or above 30 C (86 F) in 19 years, most in 1978 with 6.
- El CIPRES: days with 25 mm (0.98 in) or more of precipitation in 15 years, most in 1980 with 5.
- 8 fixed thresholds have at least one qualifying day at El CIPRES.
Days at or above 30 C (86 F)
19 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1977 | 1 | 3.3 |
| 1978 | 6 | 3.3 |
| 1979 | 3 | 3.3 |
| 1980 | 1 | 2 |
| 1981 | 2 | 2 |
| 1982 | 1 | 2 |
| 1983 | 3 | 2 |
| 1986 | 2 | 2 |
| 1987 | 3 | 2 |
| 1991 | 4 | 3.6 |
| 1992 | 4 | 3.6 |
| 1994 | 3 | 3.6 |
| 1995 | 3 | 3.6 |
| 1996 | 2 | 3.6 |
| 1997 | 6 | 3.6 |
| 1999 | 3 | 3.6 |
| 2003 | 3 | 4 |
| 2008 | 4 | 4 |
| 2009 | 5 | 4 |
| Year | First date | Last date |
|---|---|---|
| 1977 | 1977-02-11 | 1977-02-11 |
| 1978 | 1978-09-04 | 1978-10-23 |
| 1979 | 1979-06-13 | 1979-09-17 |
| 1980 | 1980-10-27 | 1980-10-27 |
| 1981 | 1981-06-16 | 1981-09-17 |
| 1982 | 1982-09-24 | 1982-09-24 |
| 1983 | 1983-09-19 | 1983-10-25 |
| 1986 | 1986-08-17 | 1986-08-18 |
| 1987 | 1987-02-05 | 1987-02-07 |
| 1991 | 1991-08-11 | 1991-11-11 |
| 1992 | 1992-07-06 | 1992-11-03 |
| 1994 | 1994-09-27 | 1994-10-09 |
| 1995 | 1995-02-18 | 1995-09-06 |
| 1996 | 1996-04-04 | 1996-04-28 |
| 1997 | 1997-03-19 | 1997-11-02 |
| 1999 | 1999-09-29 | 1999-10-17 |
| 2003 | 2003-03-29 | 2003-10-27 |
| 2008 | 2008-10-02 | 2008-11-16 |
| 2009 | 2009-01-11 | 2009-10-26 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 19 | 6 | 1978 | 5 |
| 35 C (95 F): Days | 1 | 1 | 2009 | 1 |
| 90 F (32.2 C): Days | 7 | 3 | 1978 | 1 |
| 0 C (32 F): Frost days (min | 3 | 6 | 1987 | 6 |
| 20 C (68 F): Tropical nights (min | 22 | 49 | 1997 | 21 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 24 | 17 | 1978 | 2 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 15 | 5 | 1980 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 1 | 1 | 1987 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.
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).