Jerome Threshold Days by Year (USC00234291)
5 fixed thresholds counted per year at Jerome (USC00234291): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Jerome Thresholds
- Jerome: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1942 with 49.
- Jerome: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1945 with 24.
- Jerome: days with 50 mm (1.97 in) or more of precipitation in 42 years, most in 1946 with 6.
- Jerome: days with 10 cm (3.9 in) or more of snowfall in 14 years, most in 1960 with 5.
- 5 fixed thresholds have at least one qualifying day at Jerome.
Days with 10 mm (0.39 in) or more of precipitation
50 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1913 | 30 | 28.3 |
| 1914 | 22 | 28.3 |
| 1915 | 35 | 28.3 |
| 1916 | 27 | 28.3 |
| 1917 | 30 | 28.3 |
| 1918 | 26 | 28.3 |
| 1922 | 34 | 37 |
| 1923 | 40 | 37 |
| 1938 | 40 | 34.5 |
| 1939 | 29 | 34.5 |
| 1940 | 29 | 39.3 |
| 1941 | 41 | 39.3 |
| 1942 | 49 | 39.3 |
| 1943 | 40 | 39.3 |
| 1945 | 49 | 39.3 |
| 1946 | 39 | 39.3 |
| 1947 | 32 | 39.3 |
| 1948 | 31 | 39.3 |
| 1949 | 44 | 39.3 |
| 1950 | 37 | 32.4 |
| 1951 | 46 | 32.4 |
| 1952 | 29 | 32.4 |
| 1953 | 19 | 32.4 |
| 1954 | 33 | 32.4 |
| 1958 | 32 | 32.4 |
| 1959 | 31 | 32.4 |
| 1960 | 27 | 32.5 |
| 1961 | 49 | 32.5 |
| 1962 | 20 | 32.5 |
| 1965 | 33 | 32.5 |
| 1967 | 36 | 32.5 |
| 1969 | 30 | 32.5 |
| 1970 | 34 | 33.1 |
| 1971 | 30 | 33.1 |
| 1972 | 31 | 33.1 |
| 1973 | 41 | 33.1 |
| 1974 | 39 | 33.1 |
| 1975 | 34 | 33.1 |
| 1976 | 22 | 33.1 |
| 1977 | 28 | 33.1 |
| 1978 | 35 | 33.1 |
| 1979 | 37 | 33.1 |
| 1980 | 23 | 23 |
| 1991 | 28 | 35.3 |
| 1992 | 36 | 35.3 |
| 1993 | 45 | 35.3 |
| 1994 | 30 | 35.3 |
| 1995 | 37 | 35.3 |
| 1996 | 33 | 35.3 |
| 1997 | 38 | 35.3 |
| Year | First date | Last date |
|---|---|---|
| 1913 | 1913-01-11 | 1913-12-06 |
| 1914 | 1914-02-19 | 1914-12-03 |
| 1915 | 1915-01-31 | 1915-12-25 |
| 1916 | 1916-01-01 | 1916-11-09 |
| 1917 | 1917-01-05 | 1917-12-07 |
| 1918 | 1918-02-12 | 1918-12-14 |
| 1922 | 1922-01-04 | 1922-12-28 |
| 1923 | 1923-01-14 | 1923-12-13 |
| 1938 | 1938-01-21 | 1938-12-23 |
| 1939 | 1939-01-05 | 1939-12-27 |
| 1940 | 1940-01-07 | 1940-12-31 |
| 1941 | 1941-01-01 | 1941-12-26 |
| 1942 | 1942-01-01 | 1942-12-29 |
| 1943 | 1943-02-03 | 1943-12-14 |
| 1945 | 1945-01-19 | 1945-12-19 |
| 1946 | 1946-01-05 | 1946-12-29 |
| 1947 | 1947-01-02 | 1947-11-15 |
| 1948 | 1948-01-02 | 1948-12-15 |
| 1949 | 1949-01-10 | 1949-12-26 |
| 1950 | 1950-01-02 | 1950-11-20 |
| 1951 | 1951-01-03 | 1951-12-14 |
| 1952 | 1952-02-01 | 1952-12-04 |
| 1953 | 1953-01-02 | 1953-11-20 |
| 1954 | 1954-01-20 | 1954-12-29 |
| 1958 | 1958-01-20 | 1958-12-05 |
| 1959 | 1959-01-15 | 1959-12-28 |
| 1960 | 1960-02-28 | 1960-12-11 |
| 1961 | 1961-02-03 | 1961-12-23 |
| 1962 | 1962-01-05 | 1962-12-29 |
| 1965 | 1965-01-01 | 1965-12-25 |
| 1967 | 1967-01-26 | 1967-12-22 |
| 1969 | 1969-01-16 | 1969-12-07 |
| 1970 | 1970-03-12 | 1970-12-21 |
| 1971 | 1971-02-05 | 1971-12-30 |
| 1972 | 1972-01-28 | 1972-12-30 |
| 1973 | 1973-01-04 | 1973-12-31 |
| 1974 | 1974-01-10 | 1974-12-31 |
| 1975 | 1975-01-10 | 1975-12-29 |
| 1976 | 1976-02-21 | 1976-12-07 |
| 1977 | 1977-02-12 | 1977-12-14 |
| 1978 | 1978-01-17 | 1978-12-31 |
| 1979 | 1979-01-14 | 1979-12-24 |
| 1980 | 1980-02-05 | 1980-12-08 |
| 1991 | 1991-03-02 | 1991-12-21 |
| 1992 | 1992-02-12 | 1992-12-16 |
| 1993 | 1993-01-04 | 1993-12-14 |
| 1994 | 1994-02-20 | 1994-11-21 |
| 1995 | 1995-01-13 | 1995-12-18 |
| 1996 | 1996-01-18 | 1996-12-05 |
| 1997 | 1997-01-26 | 1997-12-10 |
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 | 50 | 49 | 1942 | 38 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 50 | 24 | 1945 | 10 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 42 | 6 | 1946 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1945 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 14 | 5 | 1960 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1913.
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).