Darbys Falls (Riverslea) Threshold Days by Year
4 fixed thresholds counted per year at Darbys Falls (Riverslea) (ASN00070074): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Darbys Falls (Riverslea) Thresholds
- Darbys Falls (Riverslea): days with 10 mm (0.39 in) or more of precipitation in 64 years, most in 1956 with 45.
- Darbys Falls (Riverslea): days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 1931 with 12.
- Darbys Falls (Riverslea): days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1929 with 3.
- Darbys Falls (Riverslea): days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1931 with 1.
- 4 fixed thresholds have at least one qualifying day at Darbys Falls (Riverslea).
Days with 10 mm (0.39 in) or more of precipitation
64 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1901 | 19 | 18.3 |
| 1902 | 15 | 18.3 |
| 1903 | 21 | 18.3 |
| 1911 | 20 | 20 |
| 1912 | 15 | 20 |
| 1913 | 15 | 20 |
| 1914 | 18 | 20 |
| 1915 | 19 | 20 |
| 1916 | 35 | 20 |
| 1917 | 31 | 20 |
| 1918 | 19 | 20 |
| 1919 | 8 | 20 |
| 1920 | 27 | 20.5 |
| 1921 | 19 | 20.5 |
| 1922 | 13 | 20.5 |
| 1923 | 20 | 20.5 |
| 1924 | 29 | 20.5 |
| 1925 | 18 | 20.5 |
| 1926 | 26 | 20.5 |
| 1927 | 16 | 20.5 |
| 1928 | 23 | 20.5 |
| 1929 | 14 | 20.5 |
| 1930 | 19 | 22.4 |
| 1931 | 32 | 22.4 |
| 1932 | 19 | 22.4 |
| 1933 | 22 | 22.4 |
| 1934 | 28 | 22.4 |
| 1935 | 23 | 22.4 |
| 1936 | 29 | 22.4 |
| 1937 | 16 | 22.4 |
| 1938 | 15 | 22.4 |
| 1939 | 21 | 22.4 |
| 1940 | 15 | 19.3 |
| 1941 | 21 | 19.3 |
| 1942 | 18 | 19.3 |
| 1943 | 26 | 19.3 |
| 1944 | 7 | 19.3 |
| 1945 | 25 | 19.3 |
| 1946 | 11 | 19.3 |
| 1947 | 23 | 19.3 |
| 1948 | 24 | 19.3 |
| 1949 | 23 | 19.3 |
| 1953 | 17 | 25.1 |
| 1954 | 26 | 25.1 |
| 1955 | 26 | 25.1 |
| 1956 | 45 | 25.1 |
| 1957 | 14 | 25.1 |
| 1958 | 27 | 25.1 |
| 1959 | 21 | 25.1 |
| 1960 | 37 | 26.4 |
| 1961 | 27 | 26.4 |
| 1962 | 28 | 26.4 |
| 1963 | 28 | 26.4 |
| 1964 | 24 | 26.4 |
| 1965 | 13 | 26.4 |
| 1966 | 27 | 26.4 |
| 1968 | 27 | 26.4 |
| 1970 | 26 | 22 |
| 1971 | 24 | 22 |
| 1972 | 14 | 22 |
| 1973 | 25 | 22 |
| 1974 | 23 | 22 |
| 1975 | 22 | 22 |
| 1976 | 20 | 22 |
| Year | First date | Last date |
|---|---|---|
| 1901 | 1901-01-11 | 1901-10-28 |
| 1902 | 1902-01-04 | 1902-12-20 |
| 1903 | 1903-03-05 | 1903-12-21 |
| 1911 | 1911-02-05 | 1911-12-05 |
| 1912 | 1912-06-10 | 1912-12-08 |
| 1913 | 1913-01-04 | 1913-12-25 |
| 1914 | 1914-03-20 | 1914-12-30 |
| 1915 | 1915-02-20 | 1915-12-29 |
| 1916 | 1916-01-28 | 1916-12-25 |
| 1917 | 1917-01-03 | 1917-11-23 |
| 1918 | 1918-01-11 | 1918-12-01 |
| 1919 | 1919-04-07 | 1919-12-30 |
| 1920 | 1920-01-18 | 1920-12-24 |
| 1921 | 1921-02-25 | 1921-12-27 |
| 1922 | 1922-01-13 | 1922-12-10 |
| 1923 | 1923-06-03 | 1923-12-17 |
| 1924 | 1924-01-05 | 1924-12-16 |
| 1925 | 1925-01-14 | 1925-12-13 |
| 1926 | 1926-03-16 | 1926-12-27 |
| 1927 | 1927-01-06 | 1927-12-10 |
| 1928 | 1928-01-20 | 1928-11-05 |
| 1929 | 1929-02-16 | 1929-12-28 |
| 1930 | 1930-01-24 | 1930-12-25 |
| 1931 | 1931-01-02 | 1931-12-03 |
| 1932 | 1932-03-09 | 1932-12-23 |
| 1933 | 1933-01-20 | 1933-12-12 |
| 1934 | 1934-01-07 | 1934-12-09 |
| 1935 | 1935-01-05 | 1935-12-03 |
| 1936 | 1936-01-05 | 1936-12-20 |
| 1937 | 1937-01-08 | 1937-12-28 |
| 1938 | 1938-01-27 | 1938-11-01 |
| 1939 | 1939-02-18 | 1939-12-13 |
| 1940 | 1940-04-05 | 1940-12-20 |
| 1941 | 1941-01-03 | 1941-12-01 |
| 1942 | 1942-02-01 | 1942-12-27 |
| 1943 | 1943-01-03 | 1943-11-20 |
| 1944 | 1944-03-10 | 1944-11-25 |
| 1945 | 1945-01-14 | 1945-12-14 |
| 1946 | 1946-01-19 | 1946-12-29 |
| 1947 | 1947-02-19 | 1947-12-29 |
| 1948 | 1948-01-01 | 1948-12-28 |
| 1949 | 1949-01-27 | 1949-12-20 |
| 1953 | 1953-01-06 | 1953-12-08 |
| 1954 | 1954-01-01 | 1954-11-21 |
| 1955 | 1955-01-23 | 1955-12-04 |
| 1956 | 1956-01-20 | 1956-11-11 |
| 1957 | 1957-01-04 | 1957-12-31 |
| 1958 | 1958-01-29 | 1958-12-17 |
| 1959 | 1959-01-01 | 1959-12-06 |
| 1960 | 1960-01-10 | 1960-12-26 |
| 1961 | 1961-01-03 | 1961-12-26 |
| 1962 | 1962-01-11 | 1962-12-30 |
| 1963 | 1963-01-14 | 1963-12-08 |
| 1964 | 1964-01-13 | 1964-12-23 |
| 1965 | 1965-05-31 | 1965-12-15 |
| 1966 | 1966-01-17 | 1966-12-15 |
| 1968 | 1968-01-05 | 1968-12-27 |
| 1970 | 1970-01-03 | 1970-12-29 |
| 1971 | 1971-01-29 | 1971-12-31 |
| 1972 | 1972-01-05 | 1972-12-27 |
| 1973 | 1973-01-14 | 1973-12-30 |
| 1974 | 1974-01-07 | 1974-10-18 |
| 1975 | 1975-02-12 | 1975-10-31 |
| 1976 | 1976-01-06 | 1976-12-16 |
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 | 64 | 45 | 1956 | 20 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 63 | 12 | 1931 | 5 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 34 | 3 | 1929 | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 2 | 1 | 1931 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.
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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).