Palpan Threshold Days by Year (MXN00017029)
10 fixed thresholds counted per year at Palpan (MXN00017029): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Palpan Thresholds
- Palpan: days with 10 mm (0.39 in) or more of precipitation in 64 years, most in 1943 with 64.
- Palpan: days with 25 mm (0.98 in) or more of precipitation in 64 years, most in 1936 with 27.
- Palpan: days with a maximum temperature at or above 30 C (86 F) in 62 years, most in 1933 with 230.
- Palpan: days with a maximum temperature at or above 90 F (32.2 C) in 61 years, most in 1936 with 130.
- 10 fixed thresholds have at least one qualifying day at Palpan.
Days at or above 30 C (86 F)
62 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1925 | 38 | 29 |
| 1926 | 40 | 29 |
| 1927 | 9 | 29 |
| 1930 | 206 | 187.1 |
| 1931 | 202 | 187.1 |
| 1932 | 196 | 187.1 |
| 1933 | 230 | 187.1 |
| 1935 | 210 | 187.1 |
| 1936 | 227 | 187.1 |
| 1937 | 203 | 187.1 |
| 1938 | 147 | 187.1 |
| 1939 | 63 | 187.1 |
| 1940 | 101 | 102.9 |
| 1941 | 101 | 102.9 |
| 1942 | 134 | 102.9 |
| 1943 | 118 | 102.9 |
| 1944 | 91 | 102.9 |
| 1945 | 136 | 102.9 |
| 1946 | 84 | 102.9 |
| 1947 | 80 | 102.9 |
| 1948 | 89 | 102.9 |
| 1949 | 95 | 102.9 |
| 1950 | 90 | 112 |
| 1951 | 151 | 112 |
| 1953 | 123 | 112 |
| 1954 | 111 | 112 |
| 1955 | 100 | 112 |
| 1956 | 94 | 112 |
| 1957 | 128 | 112 |
| 1958 | 107 | 112 |
| 1959 | 104 | 112 |
| 1960 | 143 | 116.1 |
| 1961 | 113 | 116.1 |
| 1962 | 147 | 116.1 |
| 1963 | 138 | 116.1 |
| 1964 | 116 | 116.1 |
| 1965 | 126 | 116.1 |
| 1966 | 106 | 116.1 |
| 1967 | 81 | 116.1 |
| 1968 | 75 | 116.1 |
| 1976 | 108 | 93.3 |
| 1977 | 70 | 93.3 |
| 1978 | 80 | 93.3 |
| 1979 | 115 | 93.3 |
| 1980 | 200 | 181.7 |
| 1983 | 159 | 181.7 |
| 1988 | 186 | 181.7 |
| 1998 | 124 | 110 |
| 1999 | 96 | 110 |
| 2000 | 84 | 96.5 |
| 2001 | 70 | 96.5 |
| 2002 | 64 | 96.5 |
| 2003 | 77 | 96.5 |
| 2004 | 51 | 96.5 |
| 2005 | 171 | 96.5 |
| 2006 | 119 | 96.5 |
| 2007 | 111 | 96.5 |
| 2008 | 114 | 96.5 |
| 2009 | 104 | 96.5 |
| 2010 | 102 | 101.3 |
| 2011 | 106 | 101.3 |
| 2012 | 96 | 101.3 |
| Year | First date | Last date |
|---|---|---|
| 1925 | 1925-02-25 | 1925-06-05 |
| 1926 | 1926-02-24 | 1926-06-01 |
| 1927 | 1927-03-13 | 1927-05-10 |
| 1930 | 1930-01-01 | 1930-12-29 |
| 1931 | 1931-01-03 | 1931-12-28 |
| 1932 | 1932-01-01 | 1932-12-30 |
| 1933 | 1933-01-04 | 1933-12-30 |
| 1935 | 1935-01-01 | 1935-12-31 |
| 1936 | 1936-01-01 | 1936-12-31 |
| 1937 | 1937-01-01 | 1937-12-31 |
| 1938 | 1938-01-01 | 1938-06-30 |
| 1939 | 1939-02-05 | 1939-12-01 |
| 1940 | 1940-02-24 | 1940-12-16 |
| 1941 | 1941-01-01 | 1941-12-29 |
| 1942 | 1942-01-01 | 1942-12-28 |
| 1943 | 1943-01-04 | 1943-12-29 |
| 1944 | 1944-01-02 | 1944-06-10 |
| 1945 | 1945-01-13 | 1945-12-26 |
| 1946 | 1946-02-23 | 1946-09-22 |
| 1947 | 1947-02-19 | 1947-09-07 |
| 1948 | 1948-02-05 | 1948-06-12 |
| 1949 | 1949-02-11 | 1949-12-14 |
| 1950 | 1950-02-25 | 1950-08-18 |
| 1951 | 1951-02-02 | 1951-12-31 |
| 1953 | 1953-02-05 | 1953-11-07 |
| 1954 | 1954-01-03 | 1954-11-30 |
| 1955 | 1955-02-07 | 1955-06-21 |
| 1956 | 1956-02-13 | 1956-12-07 |
| 1957 | 1957-01-11 | 1957-11-22 |
| 1958 | 1958-02-10 | 1958-11-03 |
| 1959 | 1959-02-05 | 1959-12-09 |
| 1960 | 1960-01-02 | 1960-06-26 |
| 1961 | 1961-01-09 | 1961-11-04 |
| 1962 | 1962-01-22 | 1962-12-29 |
| 1963 | 1963-01-11 | 1963-12-24 |
| 1964 | 1964-01-19 | 1964-11-27 |
| 1965 | 1965-01-08 | 1965-12-27 |
| 1966 | 1966-01-14 | 1966-11-16 |
| 1967 | 1967-03-02 | 1967-11-30 |
| 1968 | 1968-01-04 | 1968-10-22 |
| 1976 | 1976-02-01 | 1976-11-16 |
| 1977 | 1977-01-05 | 1977-10-24 |
| 1978 | 1978-02-15 | 1978-07-16 |
| 1979 | 1979-02-04 | 1979-12-23 |
| 1980 | 1980-02-18 | 1980-12-31 |
| 1983 | 1983-03-03 | 1983-11-01 |
| 1988 | 1988-02-18 | 1988-12-31 |
| 1998 | 1998-01-03 | 1998-07-14 |
| 1999 | 1999-01-31 | 1999-11-30 |
| 2000 | 2000-02-11 | 2000-11-13 |
| 2001 | 2001-03-14 | 2001-08-12 |
| 2002 | 2002-02-26 | 2002-05-31 |
| 2003 | 2003-02-10 | 2003-06-01 |
| 2004 | 2004-03-02 | 2004-12-24 |
| 2005 | 2005-01-01 | 2005-12-29 |
| 2006 | 2006-01-01 | 2006-12-03 |
| 2007 | 2007-01-03 | 2007-12-31 |
| 2008 | 2008-01-06 | 2008-12-28 |
| 2009 | 2009-01-05 | 2009-12-31 |
| 2010 | 2010-01-19 | 2010-11-30 |
| 2011 | 2011-01-05 | 2011-12-26 |
| 2012 | 2012-01-17 | 2012-12-30 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 62 | 230 | 1933 | 96 |
| 35 C (95 F): Days | 45 | 36 | 1964 | 4 |
| 40 C (104 F): Days | 1 | 1 | 1998 | 1 |
| 90 F (32.2 C): Days | 61 | 130 | 1936 | 16 |
| 100 F (37.8 C): Days | 11 | 6 | 1980 | 1 |
| 20 C (68 F): Tropical nights (min | 17 | 25 | 1976 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 64 | 64 | 1943 | 34 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 64 | 27 | 1936 | 9 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 57 | 7 | 1955 | 4 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 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 1925.
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).