Santiago Astata (Smn) Threshold Days by Year (MXN00020132)
14 fixed thresholds counted per year at Santiago Astata (Smn) (MXN00020132): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Santiago Astata (Smn) Thresholds
- Santiago Astata (Smn): days with 10 mm (0.39 in) or more of precipitation in 15 years, most in 1962 with 15.
- Santiago Astata (Smn): days with a maximum temperature at or above 30 C (86 F) in 11 years, most in 1980 with 365.
- Santiago Astata (Smn): days with a maximum temperature at or above 35 C (95 F) in 11 years, most in 1978 with 363.
- Santiago Astata (Smn): days with a maximum temperature at or above 90 F (32.2 C) in 11 years, most in 1978 with 363.
- 14 fixed thresholds have at least one qualifying day at Santiago Astata (Smn).
Days at or above 30 C (86 F)
11 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1976 | 359 | 361.3 |
| 1977 | 360 | 361.3 |
| 1978 | 364 | 361.3 |
| 1979 | 362 | 361.3 |
| 1980 | 365 | 339.9 |
| 1981 | 339 | 339.9 |
| 1982 | 359 | 339.9 |
| 1983 | 365 | 339.9 |
| 1984 | 365 | 339.9 |
| 1985 | 336 | 339.9 |
| 1986 | 250 | 339.9 |
| Year | First date | Last date |
|---|---|---|
| 1976 | 1976-01-01 | 1976-12-31 |
| 1977 | 1977-01-01 | 1977-12-30 |
| 1978 | 1978-01-01 | 1978-12-31 |
| 1979 | 1979-01-01 | 1979-12-31 |
| 1980 | 1980-01-01 | 1980-12-31 |
| 1981 | 1981-01-01 | 1981-12-31 |
| 1982 | 1982-01-01 | 1982-12-31 |
| 1983 | 1983-01-01 | 1983-12-31 |
| 1984 | 1984-01-01 | 1984-12-31 |
| 1985 | 1985-01-01 | 1985-12-31 |
| 1986 | 1986-01-01 | 1986-12-31 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 11 | 365 | 1980 | 250 |
| 35 C (95 F): Days | 11 | 363 | 1978 | 5 |
| 40 C (104 F): Days | 9 | 359 | 1976 | 62 |
| 45 C (113 F): Days | 6 | 86 | 1978 | 2 |
| 90 F (32.2 C): Days | 11 | 363 | 1978 | 61 |
| 100 F (37.8 C): Days | 10 | 359 | 1976 | 11 |
| 110 F (43.3 C): Days | 7 | 156 | 1978 | 4 |
| 120 F (48.9 C): Days | 1 | 1 | 1978 | 1 |
| 20 C (68 F): Tropical nights (min | 9 | 16 | 1980 | 67 |
| 25 C (77 F): Days with min | 3 | 1 | 1977 | 4 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 15 | 15 | 1962 | 2 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 11 | 14 | 1963 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 10 | 5 | 1963 | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 2 | 1965 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1976.
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).