Zapotiltic Threshold Days by Year (MXN00014170)
4 fixed thresholds counted per year at Zapotiltic (MXN00014170): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Zapotiltic Thresholds
- Zapotiltic: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 1981 with 38.
- Zapotiltic: days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 1967 with 12.
- Zapotiltic: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1951 with 7.
- Zapotiltic: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1951 with 2.
- 4 fixed thresholds have at least one qualifying day at Zapotiltic.
Days with 10 mm (0.39 in) or more of precipitation
23 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1949 | 21 | 21 |
| 1950 | 21 | 17 |
| 1951 | 13 | 17 |
| 1961 | 19 | 26.1 |
| 1963 | 29 | 26.1 |
| 1964 | 31 | 26.1 |
| 1965 | 30 | 26.1 |
| 1966 | 33 | 26.1 |
| 1967 | 33 | 26.1 |
| 1968 | 29 | 26.1 |
| 1969 | 5 | 26.1 |
| 1971 | 22 | 22 |
| 1974 | 30 | 22 |
| 1977 | 19 | 22 |
| 1978 | 17 | 22 |
| 1980 | 23 | 25.6 |
| 1981 | 38 | 25.6 |
| 1983 | 25 | 25.6 |
| 1984 | 34 | 25.6 |
| 1985 | 14 | 25.6 |
| 1986 | 29 | 25.6 |
| 1987 | 18 | 25.6 |
| 1988 | 24 | 25.6 |
| Year | First date | Last date |
|---|---|---|
| 1949 | 1949-05-27 | 1949-10-13 |
| 1950 | 1950-05-31 | 1950-10-05 |
| 1951 | 1951-03-18 | 1951-09-30 |
| 1961 | 1961-06-09 | 1961-09-22 |
| 1963 | 1963-06-11 | 1963-12-15 |
| 1964 | 1964-01-06 | 1964-10-03 |
| 1965 | 1965-02-14 | 1965-12-16 |
| 1966 | 1966-01-31 | 1966-10-22 |
| 1967 | 1967-01-09 | 1967-12-14 |
| 1968 | 1968-02-17 | 1968-12-21 |
| 1969 | 1969-07-27 | 1969-12-28 |
| 1971 | 1971-05-29 | 1971-11-13 |
| 1974 | 1974-05-27 | 1974-12-27 |
| 1977 | 1977-05-28 | 1977-10-07 |
| 1978 | 1978-06-03 | 1978-10-20 |
| 1980 | 1980-06-05 | 1980-11-06 |
| 1981 | 1981-05-22 | 1981-12-05 |
| 1983 | 1983-05-25 | 1983-10-18 |
| 1984 | 1984-01-02 | 1984-12-14 |
| 1985 | 1985-06-06 | 1985-11-20 |
| 1986 | 1986-02-03 | 1986-10-21 |
| 1987 | 1987-02-26 | 1987-10-20 |
| 1988 | 1988-06-17 | 1988-09-28 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 10 mm (0.39 in): Days with 10 mm or more rain | 23 | 38 | 1981 | 24 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 22 | 12 | 1967 | 9 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 9 | 7 | 1951 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 2 | 1951 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.
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).