Liffey Threshold Days by Year
4 fixed thresholds counted per year at Liffey (ASN00091052): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Liffey Thresholds
- Liffey: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1968 with 57.
- Liffey: days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 1931 with 24.
- Liffey: days with 50 mm (1.97 in) or more of precipitation in 42 years, most in 1931 with 5.
- Liffey: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1918 with 1.
- 4 fixed thresholds have at least one qualifying day at Liffey.
Days with 10 mm (0.39 in) or more of precipitation
63 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1916 | 50 | 38.3 |
| 1917 | 48 | 38.3 |
| 1918 | 30 | 38.3 |
| 1919 | 25 | 38.3 |
| 1920 | 38 | 39.1 |
| 1921 | 35 | 39.1 |
| 1922 | 32 | 39.1 |
| 1923 | 51 | 39.1 |
| 1924 | 43 | 39.1 |
| 1925 | 28 | 39.1 |
| 1926 | 33 | 39.1 |
| 1927 | 38 | 39.1 |
| 1928 | 48 | 39.1 |
| 1929 | 45 | 39.1 |
| 1930 | 40 | 37.1 |
| 1931 | 51 | 37.1 |
| 1932 | 35 | 37.1 |
| 1933 | 20 | 37.1 |
| 1934 | 34 | 37.1 |
| 1935 | 45 | 37.1 |
| 1936 | 31 | 37.1 |
| 1937 | 30 | 37.1 |
| 1938 | 42 | 37.1 |
| 1939 | 43 | 37.1 |
| 1940 | 21 | 30 |
| 1941 | 35 | 30 |
| 1942 | 34 | 30 |
| 1943 | 24 | 30 |
| 1944 | 32 | 30 |
| 1945 | 34 | 30 |
| 1955 | 54 | 45.3 |
| 1956 | 52 | 45.3 |
| 1957 | 30 | 45.3 |
| 1965 | 31 | 38.8 |
| 1966 | 40 | 38.8 |
| 1967 | 27 | 38.8 |
| 1968 | 57 | 38.8 |
| 1971 | 54 | 42.9 |
| 1972 | 20 | 42.9 |
| 1973 | 51 | 42.9 |
| 1974 | 49 | 42.9 |
| 1975 | 55 | 42.9 |
| 1976 | 35 | 42.9 |
| 1977 | 33 | 42.9 |
| 1978 | 42 | 42.9 |
| 1979 | 47 | 42.9 |
| 1981 | 42 | 35 |
| 1982 | 23 | 35 |
| 1983 | 35 | 35 |
| 1984 | 42 | 35 |
| 1985 | 36 | 35 |
| 1986 | 36 | 35 |
| 1987 | 25 | 35 |
| 1988 | 34 | 35 |
| 1989 | 42 | 35 |
| 1990 | 29 | 35.3 |
| 1991 | 30 | 35.3 |
| 1992 | 43 | 35.3 |
| 1993 | 38 | 35.3 |
| 1994 | 25 | 35.3 |
| 1995 | 40 | 35.3 |
| 1996 | 48 | 35.3 |
| 1997 | 29 | 35.3 |
| Year | First date | Last date |
|---|---|---|
| 1916 | 1916-01-11 | 1916-12-30 |
| 1917 | 1917-01-04 | 1917-11-25 |
| 1918 | 1918-01-15 | 1918-12-20 |
| 1919 | 1919-02-19 | 1919-12-12 |
| 1920 | 1920-01-03 | 1920-12-16 |
| 1921 | 1921-01-02 | 1921-11-28 |
| 1922 | 1922-02-21 | 1922-12-24 |
| 1923 | 1923-01-06 | 1923-12-05 |
| 1924 | 1924-01-06 | 1924-11-22 |
| 1925 | 1925-01-14 | 1925-12-22 |
| 1926 | 1926-02-09 | 1926-12-18 |
| 1927 | 1927-01-08 | 1927-12-19 |
| 1928 | 1928-01-01 | 1928-12-15 |
| 1929 | 1929-01-09 | 1929-12-29 |
| 1930 | 1930-02-21 | 1930-12-25 |
| 1931 | 1931-02-14 | 1931-11-17 |
| 1932 | 1932-01-09 | 1932-12-24 |
| 1933 | 1933-03-04 | 1933-11-30 |
| 1934 | 1934-02-24 | 1934-12-28 |
| 1935 | 1935-01-05 | 1935-12-21 |
| 1936 | 1936-01-21 | 1936-12-04 |
| 1937 | 1937-01-02 | 1937-12-19 |
| 1938 | 1938-01-15 | 1938-12-11 |
| 1939 | 1939-02-17 | 1939-12-23 |
| 1940 | 1940-01-15 | 1940-12-28 |
| 1941 | 1941-01-01 | 1941-11-19 |
| 1942 | 1942-01-20 | 1942-12-29 |
| 1943 | 1943-01-03 | 1943-11-29 |
| 1944 | 1944-01-04 | 1944-12-27 |
| 1945 | 1945-01-16 | 1945-12-27 |
| 1955 | 1955-02-11 | 1955-12-31 |
| 1956 | 1956-01-01 | 1956-12-19 |
| 1957 | 1957-01-25 | 1957-12-26 |
| 1965 | 1965-03-09 | 1965-12-04 |
| 1966 | 1966-02-05 | 1966-12-23 |
| 1967 | 1967-01-13 | 1967-12-30 |
| 1968 | 1968-01-21 | 1968-12-24 |
| 1971 | 1971-01-01 | 1971-12-30 |
| 1972 | 1972-01-01 | 1972-09-12 |
| 1973 | 1973-01-13 | 1973-12-22 |
| 1974 | 1974-01-04 | 1974-12-29 |
| 1975 | 1975-01-10 | 1975-12-30 |
| 1976 | 1976-01-12 | 1976-12-04 |
| 1977 | 1977-01-16 | 1977-12-26 |
| 1978 | 1978-01-27 | 1978-12-26 |
| 1979 | 1979-01-09 | 1979-12-15 |
| 1981 | 1981-01-09 | 1981-12-13 |
| 1982 | 1982-01-07 | 1982-12-08 |
| 1983 | 1983-01-02 | 1983-11-27 |
| 1984 | 1984-01-06 | 1984-12-19 |
| 1985 | 1985-01-03 | 1985-12-31 |
| 1986 | 1986-01-08 | 1986-12-31 |
| 1987 | 1987-01-04 | 1987-12-06 |
| 1988 | 1988-01-31 | 1988-12-09 |
| 1989 | 1989-01-02 | 1989-12-26 |
| 1990 | 1990-02-01 | 1990-12-20 |
| 1991 | 1991-01-04 | 1991-12-19 |
| 1992 | 1992-01-03 | 1992-12-26 |
| 1993 | 1993-01-04 | 1993-12-28 |
| 1994 | 1994-01-07 | 1994-11-21 |
| 1995 | 1995-01-07 | 1995-12-25 |
| 1996 | 1996-01-01 | 1996-12-09 |
| 1997 | 1997-01-15 | 1997-11-01 |
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 | 63 | 57 | 1968 | 29 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 63 | 24 | 1931 | 7 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 42 | 5 | 1931 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1918 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1916.
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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).