Jolalpan Threshold Days by Year (MXN00021050)
14 fixed thresholds counted per year at Jolalpan (MXN00021050): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Jolalpan Thresholds
- Jolalpan: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1958 with 44.
- Jolalpan: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 1977 with 15.
- Jolalpan: days with a maximum temperature at or above 30 C (86 F) in 44 years, most in 1950 with 365.
- Jolalpan: days with a maximum temperature at or above 35 C (95 F) in 44 years, most in 1989 with 319.
- 14 fixed thresholds have at least one qualifying day at Jolalpan.
Days at or above 30 C (86 F)
44 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1946 | 363 | 361.7 |
| 1947 | 358 | 361.7 |
| 1949 | 364 | 361.7 |
| 1950 | 365 | 359.7 |
| 1951 | 364 | 359.7 |
| 1952 | 362 | 359.7 |
| 1953 | 364 | 359.7 |
| 1954 | 363 | 359.7 |
| 1955 | 354 | 359.7 |
| 1956 | 363 | 359.7 |
| 1957 | 362 | 359.7 |
| 1958 | 345 | 359.7 |
| 1959 | 355 | 359.7 |
| 1960 | 361 | 359.3 |
| 1961 | 359 | 359.3 |
| 1962 | 364 | 359.3 |
| 1963 | 361 | 359.3 |
| 1964 | 362 | 359.3 |
| 1965 | 361 | 359.3 |
| 1966 | 361 | 359.3 |
| 1967 | 350 | 359.3 |
| 1968 | 358 | 359.3 |
| 1969 | 356 | 359.3 |
| 1970 | 359 | 355.5 |
| 1971 | 359 | 355.5 |
| 1972 | 361 | 355.5 |
| 1973 | 356 | 355.5 |
| 1974 | 354 | 355.5 |
| 1975 | 331 | 355.5 |
| 1976 | 357 | 355.5 |
| 1977 | 358 | 355.5 |
| 1978 | 360 | 355.5 |
| 1979 | 360 | 355.5 |
| 1980 | 359 | 356.8 |
| 1981 | 324 | 356.8 |
| 1982 | 363 | 356.8 |
| 1983 | 356 | 356.8 |
| 1984 | 357 | 356.8 |
| 1985 | 363 | 356.8 |
| 1986 | 363 | 356.8 |
| 1987 | 364 | 356.8 |
| 1989 | 362 | 356.8 |
| 1991 | 334 | 334 |
| 2009 | 346 | 346 |
| Year | First date | Last date |
|---|---|---|
| 1946 | 1946-01-01 | 1946-12-31 |
| 1947 | 1947-01-01 | 1947-12-31 |
| 1949 | 1949-01-01 | 1949-12-31 |
| 1950 | 1950-01-01 | 1950-12-31 |
| 1951 | 1951-01-01 | 1951-12-31 |
| 1952 | 1952-01-01 | 1952-12-30 |
| 1953 | 1953-01-01 | 1953-12-31 |
| 1954 | 1954-01-01 | 1954-12-31 |
| 1955 | 1955-01-01 | 1955-12-31 |
| 1956 | 1956-01-01 | 1956-12-31 |
| 1957 | 1957-01-01 | 1957-12-31 |
| 1958 | 1958-01-01 | 1958-12-30 |
| 1959 | 1959-01-03 | 1959-12-31 |
| 1960 | 1960-01-01 | 1960-12-31 |
| 1961 | 1961-01-01 | 1961-12-31 |
| 1962 | 1962-01-01 | 1962-12-31 |
| 1963 | 1963-01-01 | 1963-12-31 |
| 1964 | 1964-01-01 | 1964-12-31 |
| 1965 | 1965-01-01 | 1965-12-31 |
| 1966 | 1966-01-01 | 1966-12-31 |
| 1967 | 1967-01-01 | 1967-12-31 |
| 1968 | 1968-01-01 | 1968-12-31 |
| 1969 | 1969-01-01 | 1969-12-30 |
| 1970 | 1970-01-01 | 1970-12-31 |
| 1971 | 1971-01-01 | 1971-12-31 |
| 1972 | 1972-01-01 | 1972-12-31 |
| 1973 | 1973-01-01 | 1973-12-31 |
| 1974 | 1974-01-01 | 1974-12-31 |
| 1975 | 1975-01-01 | 1975-12-31 |
| 1976 | 1976-01-01 | 1976-12-31 |
| 1977 | 1977-01-01 | 1977-12-31 |
| 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 | 1984-12-29 |
| 1985 | 1985-01-01 | 1985-12-31 |
| 1986 | 1986-01-01 | 1986-12-31 |
| 1987 | 1987-01-01 | 1987-12-31 |
| 1989 | 1989-01-01 | 1989-12-31 |
| 1991 | 1991-01-01 | 1991-12-31 |
| 2009 | 2009-01-01 | 2009-12-31 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 44 | 365 | 1950 | 346 |
| 35 C (95 F): Days | 44 | 319 | 1989 | 106 |
| 40 C (104 F): Days | 44 | 69 | 1946 | 3 |
| 45 C (113 F): Days | 1 | 1 | 1946 | 1 |
| 90 F (32.2 C): Days | 44 | 360 | 1946 | 158 |
| 100 F (37.8 C): Days | 44 | 157 | 1969 | 28 |
| 110 F (43.3 C): Days | 5 | 5 | 1946 | 1 |
| 0 C (32 F): Frost days (min | 1 | 1 | 1953 | 1 |
| 20 C (68 F): Tropical nights (min | 44 | 95 | 1979 | 87 |
| 25 C (77 F): Days with min | 3 | 1 | 1981 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 48 | 44 | 1958 | 31 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 48 | 15 | 1977 | 8 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 28 | 4 | 1987 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 4 | 1 | 1952 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1946.
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).