Lebanon (Bos) Threshold Days by Year
3 fixed thresholds counted per year at Lebanon (Bos) (SF000061920): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Lebanon (Bos) Thresholds
- Lebanon (Bos): days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1977 with 36.
- Lebanon (Bos): days with 25 mm (0.98 in) or more of precipitation in 65 years, most in 1941 with 14.
- Lebanon (Bos): days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1945 with 3.
- 3 fixed thresholds have at least one qualifying day at Lebanon (Bos).
Days with 10 mm (0.39 in) or more of precipitation
66 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1925 | 24 | 19.4 |
| 1926 | 15 | 19.4 |
| 1927 | 14 | 19.4 |
| 1928 | 21 | 19.4 |
| 1929 | 23 | 19.4 |
| 1930 | 14 | 19.1 |
| 1931 | 24 | 19.1 |
| 1932 | 21 | 19.1 |
| 1933 | 15 | 19.1 |
| 1934 | 17 | 19.1 |
| 1935 | 17 | 19.1 |
| 1936 | 25 | 19.1 |
| 1937 | 22 | 19.1 |
| 1938 | 18 | 19.1 |
| 1939 | 18 | 19.1 |
| 1940 | 20 | 22.3 |
| 1941 | 33 | 22.3 |
| 1942 | 21 | 22.3 |
| 1943 | 22 | 22.3 |
| 1944 | 31 | 22.3 |
| 1945 | 28 | 22.3 |
| 1946 | 17 | 22.3 |
| 1947 | 15 | 22.3 |
| 1948 | 19 | 22.3 |
| 1949 | 17 | 22.3 |
| 1950 | 28 | 24.7 |
| 1951 | 25 | 24.7 |
| 1952 | 25 | 24.7 |
| 1953 | 20 | 24.7 |
| 1954 | 34 | 24.7 |
| 1955 | 23 | 24.7 |
| 1956 | 16 | 24.7 |
| 1957 | 28 | 24.7 |
| 1958 | 19 | 24.7 |
| 1959 | 29 | 24.7 |
| 1960 | 14 | 23.1 |
| 1961 | 19 | 23.1 |
| 1962 | 31 | 23.1 |
| 1963 | 23 | 23.1 |
| 1964 | 31 | 23.1 |
| 1965 | 21 | 23.1 |
| 1966 | 20 | 23.1 |
| 1967 | 24 | 23.1 |
| 1968 | 30 | 23.1 |
| 1969 | 18 | 23.1 |
| 1970 | 26 | 21.9 |
| 1971 | 18 | 21.9 |
| 1972 | 22 | 21.9 |
| 1973 | 18 | 21.9 |
| 1974 | 23 | 21.9 |
| 1975 | 16 | 21.9 |
| 1976 | 25 | 21.9 |
| 1977 | 36 | 21.9 |
| 1978 | 14 | 21.9 |
| 1979 | 21 | 21.9 |
| 1980 | 16 | 21.1 |
| 1981 | 30 | 21.1 |
| 1982 | 17 | 21.1 |
| 1983 | 24 | 21.1 |
| 1984 | 20 | 21.1 |
| 1985 | 16 | 21.1 |
| 1986 | 21 | 21.1 |
| 1987 | 17 | 21.1 |
| 1988 | 21 | 21.1 |
| 1989 | 29 | 21.1 |
| 1990 | 15 | 15 |
| Year | First date | Last date |
|---|---|---|
| 1925 | 1925-01-12 | 1925-11-28 |
| 1926 | 1926-02-25 | 1926-11-27 |
| 1927 | 1927-04-23 | 1927-11-15 |
| 1928 | 1928-01-25 | 1928-12-20 |
| 1929 | 1929-02-20 | 1929-12-29 |
| 1930 | 1930-01-26 | 1930-11-29 |
| 1931 | 1931-02-18 | 1931-12-30 |
| 1932 | 1932-02-11 | 1932-12-07 |
| 1933 | 1933-04-11 | 1933-10-11 |
| 1934 | 1934-02-03 | 1934-10-21 |
| 1935 | 1935-03-04 | 1935-11-15 |
| 1936 | 1936-01-02 | 1936-12-12 |
| 1937 | 1937-04-18 | 1937-11-13 |
| 1938 | 1938-02-19 | 1938-12-30 |
| 1939 | 1939-02-16 | 1939-12-24 |
| 1940 | 1940-02-06 | 1940-11-22 |
| 1941 | 1941-01-08 | 1941-12-22 |
| 1942 | 1942-01-26 | 1942-12-06 |
| 1943 | 1943-01-21 | 1943-11-09 |
| 1944 | 1944-01-09 | 1944-12-11 |
| 1945 | 1945-04-28 | 1945-11-17 |
| 1946 | 1946-02-13 | 1946-09-09 |
| 1947 | 1947-03-14 | 1947-11-07 |
| 1948 | 1948-03-12 | 1948-12-20 |
| 1949 | 1949-04-23 | 1949-12-18 |
| 1950 | 1950-04-10 | 1950-12-06 |
| 1951 | 1951-01-11 | 1951-11-24 |
| 1952 | 1952-04-02 | 1952-11-17 |
| 1953 | 1953-02-07 | 1953-11-09 |
| 1954 | 1954-02-10 | 1954-12-15 |
| 1955 | 1955-02-17 | 1955-11-30 |
| 1956 | 1956-02-23 | 1956-10-25 |
| 1957 | 1957-02-21 | 1957-10-02 |
| 1958 | 1958-02-03 | 1958-11-18 |
| 1959 | 1959-01-11 | 1959-10-30 |
| 1960 | 1960-03-26 | 1960-12-19 |
| 1961 | 1961-01-27 | 1961-10-07 |
| 1962 | 1962-01-18 | 1962-11-17 |
| 1963 | 1963-01-04 | 1963-12-21 |
| 1964 | 1964-03-23 | 1964-11-20 |
| 1965 | 1965-02-09 | 1965-11-02 |
| 1966 | 1966-03-22 | 1966-09-24 |
| 1967 | 1967-03-17 | 1967-11-22 |
| 1968 | 1968-02-05 | 1968-11-14 |
| 1969 | 1969-01-19 | 1969-11-19 |
| 1970 | 1970-02-23 | 1970-12-30 |
| 1971 | 1971-01-15 | 1971-12-11 |
| 1972 | 1972-01-09 | 1972-12-06 |
| 1973 | 1973-04-30 | 1973-10-06 |
| 1974 | 1974-05-05 | 1974-12-27 |
| 1975 | 1975-01-31 | 1975-11-13 |
| 1976 | 1976-03-06 | 1976-12-30 |
| 1977 | 1977-01-13 | 1977-12-30 |
| 1978 | 1978-02-11 | 1978-11-01 |
| 1979 | 1979-01-11 | 1979-10-21 |
| 1980 | 1980-02-09 | 1980-12-19 |
| 1981 | 1981-01-22 | 1981-11-07 |
| 1982 | 1982-04-06 | 1982-10-07 |
| 1983 | 1983-02-01 | 1983-12-16 |
| 1984 | 1984-03-10 | 1984-12-04 |
| 1985 | 1985-01-13 | 1985-11-07 |
| 1986 | 1986-03-29 | 1986-11-02 |
| 1987 | 1987-02-09 | 1987-09-30 |
| 1988 | 1988-04-23 | 1988-09-25 |
| 1989 | 1989-03-01 | 1989-11-15 |
| 1990 | 1990-02-20 | 1990-11-13 |
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 | 66 | 36 | 1977 | 15 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 65 | 14 | 1941 | 5 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 31 | 3 | 1945 | 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).