Rocky Hall Post Office Threshold Days by Year (ASN00069026)
5 fixed thresholds counted per year at Rocky Hall Post Office (ASN00069026): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Rocky Hall Post Office Thresholds
- Rocky Hall Post Office: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1891 with 41.
- Rocky Hall Post Office: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 1952 with 24.
- Rocky Hall Post Office: days with 50 mm (1.97 in) or more of precipitation in 41 years, most in 1934 with 8.
- Rocky Hall Post Office: days with 100 mm (3.94 in) or more of precipitation in 16 years, most in 1956 with 3.
- 5 fixed thresholds have at least one qualifying day at Rocky Hall Post Office.
Days with 10 mm (0.39 in) or more of precipitation
49 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1890 | 32 | 23.7 |
| 1891 | 41 | 23.7 |
| 1896 | 23 | 23.7 |
| 1897 | 16 | 23.7 |
| 1898 | 16 | 23.7 |
| 1899 | 14 | 23.7 |
| 1916 | 22 | 22 |
| 1928 | 20 | 24 |
| 1929 | 28 | 24 |
| 1930 | 20 | 24.3 |
| 1934 | 33 | 24.3 |
| 1935 | 22 | 24.3 |
| 1936 | 18 | 24.3 |
| 1937 | 23 | 24.3 |
| 1938 | 24 | 24.3 |
| 1939 | 30 | 24.3 |
| 1940 | 19 | 21 |
| 1941 | 15 | 21 |
| 1942 | 24 | 21 |
| 1943 | 18 | 21 |
| 1944 | 17 | 21 |
| 1945 | 20 | 21 |
| 1946 | 22 | 21 |
| 1947 | 25 | 21 |
| 1949 | 29 | 21 |
| 1950 | 35 | 23.9 |
| 1952 | 36 | 23.9 |
| 1953 | 12 | 23.9 |
| 1954 | 14 | 23.9 |
| 1955 | 16 | 23.9 |
| 1956 | 31 | 23.9 |
| 1957 | 17 | 23.9 |
| 1958 | 25 | 23.9 |
| 1959 | 29 | 23.9 |
| 1960 | 22 | 21.2 |
| 1961 | 34 | 21.2 |
| 1962 | 19 | 21.2 |
| 1963 | 32 | 21.2 |
| 1964 | 18 | 21.2 |
| 1965 | 9 | 21.2 |
| 1966 | 21 | 21.2 |
| 1967 | 14 | 21.2 |
| 1968 | 18 | 21.2 |
| 1969 | 25 | 21.2 |
| 1970 | 30 | 23 |
| 1971 | 20 | 23 |
| 1972 | 17 | 23 |
| 1974 | 30 | 23 |
| 1975 | 18 | 23 |
| Year | First date | Last date |
|---|---|---|
| 1890 | 1890-01-10 | 1890-10-21 |
| 1891 | 1891-01-06 | 1891-12-04 |
| 1896 | 1896-01-14 | 1896-12-07 |
| 1897 | 1897-01-10 | 1897-12-24 |
| 1898 | 1898-02-11 | 1898-12-23 |
| 1899 | 1899-01-22 | 1899-09-28 |
| 1916 | 1916-02-11 | 1916-12-26 |
| 1928 | 1928-01-20 | 1928-09-24 |
| 1929 | 1929-02-13 | 1929-12-26 |
| 1930 | 1930-02-10 | 1930-12-25 |
| 1934 | 1934-01-06 | 1934-12-30 |
| 1935 | 1935-01-05 | 1935-12-25 |
| 1936 | 1936-02-13 | 1936-12-27 |
| 1937 | 1937-01-15 | 1937-12-29 |
| 1938 | 1938-01-03 | 1938-11-09 |
| 1939 | 1939-01-16 | 1939-11-07 |
| 1940 | 1940-01-06 | 1940-12-28 |
| 1941 | 1941-01-01 | 1941-11-11 |
| 1942 | 1942-02-20 | 1942-12-20 |
| 1943 | 1943-01-03 | 1943-12-06 |
| 1944 | 1944-01-10 | 1944-12-12 |
| 1945 | 1945-01-11 | 1945-12-28 |
| 1946 | 1946-01-16 | 1946-11-19 |
| 1947 | 1947-02-10 | 1947-12-25 |
| 1949 | 1949-01-01 | 1949-12-23 |
| 1950 | 1950-01-17 | 1950-11-27 |
| 1952 | 1952-02-17 | 1952-12-29 |
| 1953 | 1953-01-22 | 1953-11-23 |
| 1954 | 1954-01-29 | 1954-11-21 |
| 1955 | 1955-01-30 | 1955-12-28 |
| 1956 | 1956-01-11 | 1956-12-27 |
| 1957 | 1957-02-16 | 1957-12-31 |
| 1958 | 1958-01-28 | 1958-12-25 |
| 1959 | 1959-01-23 | 1959-12-19 |
| 1960 | 1960-01-05 | 1960-12-05 |
| 1961 | 1961-01-03 | 1961-12-29 |
| 1962 | 1962-01-18 | 1962-12-18 |
| 1963 | 1963-01-04 | 1963-12-12 |
| 1964 | 1964-02-07 | 1964-12-11 |
| 1965 | 1965-01-02 | 1965-11-25 |
| 1966 | 1966-01-24 | 1966-12-30 |
| 1967 | 1967-01-03 | 1967-12-15 |
| 1968 | 1968-01-11 | 1968-12-28 |
| 1969 | 1969-02-11 | 1969-12-05 |
| 1970 | 1970-01-01 | 1970-12-29 |
| 1971 | 1971-01-03 | 1971-12-31 |
| 1972 | 1972-01-05 | 1972-11-06 |
| 1974 | 1974-02-20 | 1974-11-01 |
| 1975 | 1975-01-05 | 1975-10-24 |
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 | 49 | 41 | 1891 | 18 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 49 | 24 | 1952 | 10 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 41 | 8 | 1934 | 4 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 16 | 3 | 1956 | 2 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 1 | 1 | 1971 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1890.
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).