Zirahuen Threshold Days by Year (MXN00016146)
10 fixed thresholds counted per year at Zirahuen (MXN00016146): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Zirahuen Thresholds
- Zirahuen: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1950 with 77.
- Zirahuen: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 1950 with 36.
- Zirahuen: nights with a minimum temperature at or below 0 C (32 F) in 23 years, most in 1983 with 38.
- Zirahuen: days with 50 mm (1.97 in) or more of precipitation in 21 years, most in 1955 with 3.
- 10 fixed thresholds have at least one qualifying day at Zirahuen.
Days at or above 30 C (86 F)
20 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1974 | 15 | 20.4 |
| 1975 | 3 | 20.4 |
| 1976 | 14 | 20.4 |
| 1977 | 9 | 20.4 |
| 1979 | 61 | 20.4 |
| 1980 | 49 | 40.9 |
| 1981 | 45 | 40.9 |
| 1982 | 62 | 40.9 |
| 1983 | 25 | 40.9 |
| 1984 | 52 | 40.9 |
| 1985 | 37 | 40.9 |
| 1987 | 16 | 40.9 |
| 1992 | 2 | 15.8 |
| 1993 | 23 | 15.8 |
| 1995 | 15 | 15.8 |
| 1999 | 23 | 15.8 |
| 2000 | 15 | 11.3 |
| 2001 | 25 | 11.3 |
| 2002 | 4 | 11.3 |
| 2004 | 1 | 11.3 |
| Year | First date | Last date |
|---|---|---|
| 1974 | 1974-04-16 | 1974-05-25 |
| 1975 | 1975-04-19 | 1975-05-08 |
| 1976 | 1976-04-08 | 1976-06-12 |
| 1977 | 1977-03-15 | 1977-05-17 |
| 1979 | 1979-03-11 | 1979-10-20 |
| 1980 | 1980-03-08 | 1980-06-18 |
| 1981 | 1981-04-03 | 1981-06-14 |
| 1982 | 1982-03-15 | 1982-08-25 |
| 1983 | 1983-04-21 | 1983-07-01 |
| 1984 | 1984-03-13 | 1984-10-24 |
| 1985 | 1985-03-05 | 1985-06-01 |
| 1987 | 1987-03-21 | 1987-11-06 |
| 1992 | 1992-06-14 | 1992-06-23 |
| 1993 | 1993-04-25 | 1993-11-21 |
| 1995 | 1995-04-13 | 1995-11-06 |
| 1999 | 1999-04-13 | 1999-11-06 |
| 2000 | 2000-04-13 | 2000-11-06 |
| 2001 | 2001-04-12 | 2001-09-18 |
| 2002 | 2002-03-26 | 2002-06-22 |
| 2004 | 2004-07-18 | 2004-07-18 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 20 | 62 | 1982 | 1 |
| 35 C (95 F): Days | 2 | 2 | 1979 | 1 |
| 90 F (32.2 C): Days | 8 | 8 | 1979 | 3 |
| 100 F (37.8 C): Days | 1 | 2 | 1979 | 2 |
| 0 C (32 F): Frost days (min | 23 | 38 | 1983 | 6 |
| -10 C (14 F): Days with min | 1 | 1 | 1976 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 46 | 77 | 1950 | 28 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 41 | 36 | 1950 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 21 | 3 | 1955 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1973 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1974.
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).