Santa Ana Tlacotenco Threshold Days by Year (MXN00009045)
7 fixed thresholds counted per year at Santa Ana Tlacotenco (MXN00009045): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Santa Ana Tlacotenco Thresholds
- Santa Ana Tlacotenco: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1992 with 37.
- Santa Ana Tlacotenco: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1992 with 7.
- Santa Ana Tlacotenco: nights with a minimum temperature at or below 0 C (32 F) in 10 years, most in 1986 with 7.
- Santa Ana Tlacotenco: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 1976 with 2.
- 7 fixed thresholds have at least one qualifying day at Santa Ana Tlacotenco.
Days at or above 30 C (86 F)
5 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1982 | 1 | 1.5 |
| 1983 | 2 | 1.5 |
| 1991 | 1 | 1 |
| 2011 | 10 | 7 |
| 2012 | 4 | 7 |
| Year | First date | Last date |
|---|---|---|
| 1982 | 1982-06-04 | 1982-06-04 |
| 1983 | 1983-05-02 | 1983-05-03 |
| 1991 | 1991-03-17 | 1991-03-17 |
| 2011 | 2011-03-29 | 2011-05-30 |
| 2012 | 2012-05-01 | 2012-06-01 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 5 | 10 | 2011 | 4 |
| 35 C (95 F): Days | 1 | 1 | 2011 | 1 |
| 90 F (32.2 C): Days | 1 | 1 | 2011 | 1 |
| 0 C (32 F): Frost days (min | 10 | 7 | 1986 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 33 | 37 | 1992 | 25 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 31 | 7 | 1992 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 8 | 2 | 1976 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1982.
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).