Tocatlan Threshold Days by Year (MXN00029027)
6 fixed thresholds counted per year at Tocatlan (MXN00029027): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Tocatlan Thresholds
- Tocatlan: days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 1980 with 34.
- Tocatlan: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1974 with 10.
- Tocatlan: nights with a minimum temperature at or below 0 C (32 F) in 14 years, most in 1987 with 14.
- Tocatlan: days with a maximum temperature at or above 30 C (86 F) in 10 years, most in 1998 with 20.
- 6 fixed thresholds have at least one qualifying day at Tocatlan.
Days at or above 30 C (86 F)
10 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1986 | 1 | 1 |
| 1993 | 1 | 6 |
| 1995 | 2 | 6 |
| 1998 | 20 | 6 |
| 1999 | 1 | 6 |
| 2000 | 1 | 3.6 |
| 2001 | 2 | 3.6 |
| 2002 | 3 | 3.6 |
| 2003 | 8 | 3.6 |
| 2005 | 4 | 3.6 |
| Year | First date | Last date |
|---|---|---|
| 1986 | 1986-05-16 | 1986-05-16 |
| 1993 | 1993-06-05 | 1993-06-05 |
| 1995 | 1995-03-23 | 1995-04-22 |
| 1998 | 1998-04-02 | 1998-06-15 |
| 1999 | 1999-04-10 | 1999-04-10 |
| 2000 | 2000-04-23 | 2000-04-23 |
| 2001 | 2001-04-12 | 2001-05-21 |
| 2002 | 2002-03-30 | 2002-05-03 |
| 2003 | 2003-03-08 | 2003-05-07 |
| 2005 | 2005-04-18 | 2005-06-21 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 10 | 20 | 1998 | 4 |
| 90 F (32.2 C): Days | 1 | 1 | 1998 | 1 |
| 0 C (32 F): Frost days (min | 14 | 14 | 1987 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 35 | 34 | 1980 | 20 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 35 | 10 | 1974 | 5 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 7 | 1 | 1970 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1986.
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).