Hillview Threshold Days by Year (ASN00007031)
4 fixed thresholds counted per year at Hillview (ASN00007031): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hillview Thresholds
- Hillview: days with 10 mm (0.39 in) or more of precipitation in 76 years, most in 1975 with 20.
- Hillview: days with 25 mm (0.98 in) or more of precipitation in 59 years, most in 1942 with 8.
- Hillview: days with 50 mm (1.97 in) or more of precipitation in 22 years, most in 1931 with 2.
- Hillview: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1939 with 1.
- 4 fixed thresholds have at least one qualifying day at Hillview.
Days with 10 mm (0.39 in) or more of precipitation
76 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1919 | 6 | 6 |
| 1920 | 3 | 5.3 |
| 1921 | 7 | 5.3 |
| 1922 | 9 | 5.3 |
| 1923 | 4 | 5.3 |
| 1924 | 2 | 5.3 |
| 1925 | 6 | 5.3 |
| 1926 | 2 | 5.3 |
| 1927 | 7 | 5.3 |
| 1928 | 3 | 5.3 |
| 1929 | 10 | 5.3 |
| 1930 | 6 | 5.3 |
| 1931 | 8 | 5.3 |
| 1932 | 10 | 5.3 |
| 1933 | 5 | 5.3 |
| 1934 | 8 | 5.3 |
| 1935 | 1 | 5.3 |
| 1937 | 2 | 5.3 |
| 1938 | 4 | 5.3 |
| 1939 | 4 | 5.3 |
| 1940 | 1 | 5.7 |
| 1941 | 5 | 5.7 |
| 1942 | 16 | 5.7 |
| 1943 | 3 | 5.7 |
| 1944 | 1 | 5.7 |
| 1945 | 3 | 5.7 |
| 1946 | 4 | 5.7 |
| 1947 | 10 | 5.7 |
| 1948 | 9 | 5.7 |
| 1949 | 5 | 5.7 |
| 1950 | 2 | 4.8 |
| 1951 | 4 | 4.8 |
| 1952 | 7 | 4.8 |
| 1953 | 6 | 4.8 |
| 1969 | 1 | 1 |
| 1970 | 5 | 8.5 |
| 1971 | 7 | 8.5 |
| 1972 | 5 | 8.5 |
| 1973 | 17 | 8.5 |
| 1974 | 12 | 8.5 |
| 1975 | 20 | 8.5 |
| 1976 | 4 | 8.5 |
| 1977 | 5 | 8.5 |
| 1978 | 8 | 8.5 |
| 1979 | 2 | 8.5 |
| 1980 | 10 | 7.6 |
| 1981 | 7 | 7.6 |
| 1982 | 12 | 7.6 |
| 1983 | 4 | 7.6 |
| 1984 | 11 | 7.6 |
| 1985 | 5 | 7.6 |
| 1986 | 8 | 7.6 |
| 1987 | 7 | 7.6 |
| 1988 | 6 | 7.6 |
| 1989 | 6 | 7.6 |
| 1990 | 6 | 8.8 |
| 1991 | 5 | 8.8 |
| 1992 | 15 | 8.8 |
| 1993 | 6 | 8.8 |
| 1994 | 4 | 8.8 |
| 1995 | 6 | 8.8 |
| 1996 | 11 | 8.8 |
| 1997 | 10 | 8.8 |
| 1998 | 14 | 8.8 |
| 1999 | 11 | 8.8 |
| 2000 | 9 | 8 |
| 2001 | 6 | 8 |
| 2002 | 10 | 8 |
| 2003 | 5 | 8 |
| 2004 | 9 | 8 |
| 2005 | 2 | 8 |
| 2006 | 15 | 8 |
| 2022 | 7 | 6.8 |
| 2023 | 5 | 6.8 |
| 2024 | 11 | 6.8 |
| 2025 | 4 | 6.8 |
| Year | First date | Last date |
|---|---|---|
| 1919 | 1919-01-10 | 1919-12-23 |
| 1920 | 1920-03-04 | 1920-08-05 |
| 1921 | 1921-05-15 | 1921-12-03 |
| 1922 | 1922-02-01 | 1922-08-25 |
| 1923 | 1923-01-03 | 1923-07-27 |
| 1924 | 1924-05-13 | 1924-07-25 |
| 1925 | 1925-02-17 | 1925-12-26 |
| 1926 | 1926-03-10 | 1926-11-19 |
| 1927 | 1927-01-20 | 1927-12-24 |
| 1928 | 1928-01-30 | 1928-05-23 |
| 1929 | 1929-01-01 | 1929-08-12 |
| 1930 | 1930-03-10 | 1930-12-10 |
| 1931 | 1931-01-05 | 1931-08-30 |
| 1932 | 1932-01-14 | 1932-12-19 |
| 1933 | 1933-03-05 | 1933-08-26 |
| 1934 | 1934-01-01 | 1934-07-07 |
| 1935 | 1935-02-13 | 1935-02-13 |
| 1937 | 1937-01-06 | 1937-05-18 |
| 1938 | 1938-01-18 | 1938-07-16 |
| 1939 | 1939-01-12 | 1939-03-10 |
| 1940 | 1940-05-28 | 1940-05-28 |
| 1941 | 1941-03-02 | 1941-07-11 |
| 1942 | 1942-01-16 | 1942-12-21 |
| 1943 | 1943-03-07 | 1943-05-07 |
| 1944 | 1944-07-02 | 1944-07-02 |
| 1945 | 1945-03-07 | 1945-06-21 |
| 1946 | 1946-01-02 | 1946-07-10 |
| 1947 | 1947-02-25 | 1947-10-25 |
| 1948 | 1948-02-21 | 1948-11-24 |
| 1949 | 1949-01-20 | 1949-11-05 |
| 1950 | 1950-02-01 | 1950-05-25 |
| 1951 | 1951-06-06 | 1951-07-30 |
| 1952 | 1952-01-21 | 1952-07-10 |
| 1953 | 1953-03-11 | 1953-11-29 |
| 1969 | 1969-05-19 | 1969-05-19 |
| 1970 | 1970-01-30 | 1970-05-01 |
| 1971 | 1971-02-05 | 1971-07-31 |
| 1972 | 1972-03-01 | 1972-08-14 |
| 1973 | 1973-01-23 | 1973-12-05 |
| 1974 | 1974-02-28 | 1974-12-07 |
| 1975 | 1975-02-19 | 1975-12-11 |
| 1976 | 1976-02-19 | 1976-09-28 |
| 1977 | 1977-06-21 | 1977-12-29 |
| 1978 | 1978-01-02 | 1978-12-16 |
| 1979 | 1979-04-11 | 1979-12-11 |
| 1980 | 1980-01-13 | 1980-10-19 |
| 1981 | 1981-02-17 | 1981-12-08 |
| 1982 | 1982-01-04 | 1982-10-14 |
| 1983 | 1983-06-22 | 1983-12-28 |
| 1984 | 1984-03-05 | 1984-12-04 |
| 1985 | 1985-02-02 | 1985-07-21 |
| 1986 | 1986-06-09 | 1986-09-29 |
| 1987 | 1987-01-20 | 1987-12-22 |
| 1988 | 1988-04-10 | 1988-12-19 |
| 1989 | 1989-01-06 | 1989-06-14 |
| 1990 | 1990-01-16 | 1990-08-07 |
| 1991 | 1991-04-28 | 1991-12-24 |
| 1992 | 1992-01-26 | 1992-08-10 |
| 1993 | 1993-01-20 | 1993-06-08 |
| 1994 | 1994-02-22 | 1994-12-19 |
| 1995 | 1995-02-13 | 1995-12-13 |
| 1996 | 1996-03-13 | 1996-12-24 |
| 1997 | 1997-01-08 | 1997-09-06 |
| 1998 | 1998-04-10 | 1998-12-08 |
| 1999 | 1999-02-10 | 1999-07-29 |
| 2000 | 2000-01-30 | 2000-12-14 |
| 2001 | 2001-01-09 | 2001-12-13 |
| 2002 | 2002-01-02 | 2002-06-05 |
| 2003 | 2003-01-27 | 2003-11-15 |
| 2004 | 2004-01-07 | 2004-11-21 |
| 2005 | 2005-05-06 | 2005-07-11 |
| 2006 | 2006-01-07 | 2006-12-20 |
| 2022 | 2022-02-12 | 2022-09-30 |
| 2023 | 2023-02-22 | 2023-04-04 |
| 2024 | 2024-01-15 | 2024-12-14 |
| 2025 | 2025-03-14 | 2025-12-14 |
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 | 76 | 20 | 1975 | 4 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 59 | 8 | 1942 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 22 | 2 | 1931 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 4 | 1 | 1939 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1919.
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).