Hillside Station Threshold Days by Year (ASN00004015)
5 fixed thresholds counted per year at Hillside Station (ASN00004015): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hillside Station Thresholds
- Hillside Station: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1995 with 20.
- Hillside Station: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1980 with 12.
- Hillside Station: days with 50 mm (1.97 in) or more of precipitation in 39 years, most in 1988 with 6.
- Hillside Station: days with 100 mm (3.94 in) or more of precipitation in 11 years, most in 2000 with 3.
- 5 fixed thresholds have at least one qualifying day at Hillside Station.
Days with 10 mm (0.39 in) or more of precipitation
62 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1917 | 16 | 10.3 |
| 1918 | 9 | 10.3 |
| 1919 | 6 | 10.3 |
| 1920 | 11 | 7 |
| 1921 | 5 | 7 |
| 1922 | 6 | 7 |
| 1923 | 12 | 7 |
| 1924 | 1 | 7 |
| 1944 | 2 | 7.5 |
| 1945 | 5 | 7.5 |
| 1946 | 10 | 7.5 |
| 1947 | 10 | 7.5 |
| 1948 | 10 | 7.5 |
| 1949 | 8 | 7.5 |
| 1950 | 6 | 7.6 |
| 1951 | 5 | 7.6 |
| 1953 | 9 | 7.6 |
| 1954 | 7 | 7.6 |
| 1955 | 12 | 7.6 |
| 1956 | 8 | 7.6 |
| 1957 | 10 | 7.6 |
| 1958 | 5 | 7.6 |
| 1959 | 6 | 7.6 |
| 1960 | 12 | 8 |
| 1961 | 7 | 8 |
| 1962 | 8 | 8 |
| 1967 | 2 | 8 |
| 1968 | 11 | 8 |
| 1970 | 4 | 7.6 |
| 1972 | 1 | 7.6 |
| 1974 | 13 | 7.6 |
| 1975 | 10 | 7.6 |
| 1976 | 12 | 7.6 |
| 1977 | 6 | 7.6 |
| 1979 | 7 | 7.6 |
| 1980 | 18 | 11.6 |
| 1981 | 16 | 11.6 |
| 1982 | 15 | 11.6 |
| 1983 | 7 | 11.6 |
| 1984 | 14 | 11.6 |
| 1985 | 6 | 11.6 |
| 1986 | 6 | 11.6 |
| 1987 | 10 | 11.6 |
| 1988 | 15 | 11.6 |
| 1989 | 9 | 11.6 |
| 1990 | 5 | 12.5 |
| 1991 | 5 | 12.5 |
| 1992 | 10 | 12.5 |
| 1993 | 15 | 12.5 |
| 1994 | 9 | 12.5 |
| 1995 | 20 | 12.5 |
| 1996 | 10 | 12.5 |
| 1997 | 20 | 12.5 |
| 1998 | 11 | 12.5 |
| 1999 | 20 | 12.5 |
| 2000 | 20 | 11 |
| 2001 | 11 | 11 |
| 2003 | 11 | 11 |
| 2004 | 12 | 11 |
| 2005 | 5 | 11 |
| 2007 | 7 | 11 |
| 2008 | 11 | 11 |
| Year | First date | Last date |
|---|---|---|
| 1917 | 1917-01-13 | 1917-10-10 |
| 1918 | 1918-01-14 | 1918-12-17 |
| 1919 | 1919-02-01 | 1919-12-27 |
| 1920 | 1920-03-01 | 1920-12-01 |
| 1921 | 1921-02-17 | 1921-08-09 |
| 1922 | 1922-02-05 | 1922-12-17 |
| 1923 | 1923-01-04 | 1923-07-07 |
| 1924 | 1924-02-05 | 1924-02-05 |
| 1944 | 1944-01-20 | 1944-11-24 |
| 1945 | 1945-01-02 | 1945-12-31 |
| 1946 | 1946-01-06 | 1946-07-11 |
| 1947 | 1947-01-16 | 1947-12-30 |
| 1948 | 1948-01-16 | 1948-12-19 |
| 1949 | 1949-02-12 | 1949-12-16 |
| 1950 | 1950-01-20 | 1950-06-03 |
| 1951 | 1951-01-25 | 1951-06-18 |
| 1953 | 1953-01-06 | 1953-12-20 |
| 1954 | 1954-01-27 | 1954-12-30 |
| 1955 | 1955-01-01 | 1955-06-14 |
| 1956 | 1956-01-05 | 1956-07-23 |
| 1957 | 1957-01-26 | 1957-12-24 |
| 1958 | 1958-01-21 | 1958-08-01 |
| 1959 | 1959-01-07 | 1959-07-28 |
| 1960 | 1960-01-07 | 1960-12-27 |
| 1961 | 1961-01-25 | 1961-11-08 |
| 1962 | 1962-01-04 | 1962-12-25 |
| 1967 | 1967-02-18 | 1967-12-02 |
| 1968 | 1968-02-02 | 1968-07-09 |
| 1970 | 1970-01-27 | 1970-06-02 |
| 1972 | 1972-12-23 | 1972-12-23 |
| 1974 | 1974-01-04 | 1974-12-25 |
| 1975 | 1975-02-01 | 1975-12-17 |
| 1976 | 1976-01-05 | 1976-12-04 |
| 1977 | 1977-01-14 | 1977-03-28 |
| 1979 | 1979-02-12 | 1979-12-28 |
| 1980 | 1980-01-11 | 1980-12-16 |
| 1981 | 1981-01-03 | 1981-12-13 |
| 1982 | 1982-01-13 | 1982-12-02 |
| 1983 | 1983-01-10 | 1983-04-09 |
| 1984 | 1984-01-07 | 1984-12-24 |
| 1985 | 1985-02-01 | 1985-02-27 |
| 1986 | 1986-01-06 | 1986-11-09 |
| 1987 | 1987-01-19 | 1987-12-22 |
| 1988 | 1988-01-07 | 1988-12-18 |
| 1989 | 1989-01-04 | 1989-06-14 |
| 1990 | 1990-01-24 | 1990-03-08 |
| 1991 | 1991-01-19 | 1991-06-14 |
| 1992 | 1992-01-26 | 1992-08-29 |
| 1993 | 1993-01-22 | 1993-12-14 |
| 1994 | 1994-01-18 | 1994-12-19 |
| 1995 | 1995-01-07 | 1995-12-15 |
| 1996 | 1996-01-14 | 1996-12-26 |
| 1997 | 1997-01-02 | 1997-10-21 |
| 1998 | 1998-02-20 | 1998-12-17 |
| 1999 | 1999-01-15 | 1999-12-16 |
| 2000 | 2000-01-01 | 2000-05-24 |
| 2001 | 2001-01-06 | 2001-07-15 |
| 2003 | 2003-01-10 | 2003-04-09 |
| 2004 | 2004-01-09 | 2004-11-22 |
| 2005 | 2005-02-11 | 2005-12-21 |
| 2007 | 2007-01-03 | 2007-03-21 |
| 2008 | 2008-01-31 | 2008-12-31 |
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 | 62 | 20 | 1995 | 11 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 58 | 12 | 1980 | 4 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 39 | 6 | 1988 | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 11 | 3 | 2000 | 1 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 1 | 1 | 1947 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1917.
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).