Hillcroft Threshold Days by Year (ASN00010564)

4 fixed thresholds counted per year at Hillcroft (ASN00010564): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hillcroft Thresholds

Hillcroft: days with 10 mm (0.39 in) or more of precipitation in 103 years, most in 1932 with 25.
Hillcroft: days with 25 mm (0.98 in) or more of precipitation in 94 years, most in 1917 with 9.
Hillcroft: days with 50 mm (1.97 in) or more of precipitation in 23 years, most in 1928 with 2.
Hillcroft: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1990 with 1.
4 fixed thresholds have at least one qualifying day at Hillcroft.

Days with 10 mm (0.39 in) or more of precipitation

103 years with a qualifying day

Days per year at Hillcroft with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1932.

Days with 10 mm (0.39 in) or more of precipitation per year at Hillcroft
Year	Days	Decade average
1915	16	15.8
1916	18	15.8
1917	21	15.8
1918	14	15.8
1919	10	15.8
1920	13	14.9
1921	18	14.9
1922	12	14.9
1923	24	14.9
1924	12	14.9
1925	8	14.9
1926	21	14.9
1927	15	14.9
1928	15	14.9
1929	11	14.9
1930	19	17.3
1931	12	17.3
1932	25	17.3
1933	18	17.3
1934	20	17.3
1935	10	17.3
1936	11	17.3
1939	23	17.3
1940	10	13.2
1941	8	13.2
1942	12	13.2
1943	16	13.2
1944	7	13.2
1945	22	13.2
1946	24	13.2
1947	11	13.2
1948	13	13.2
1949	9	13.2
1950	7	13.7
1951	14	13.7
1952	12	13.7
1953	15	13.7
1954	14	13.7
1955	24	13.7
1956	15	13.7
1957	12	13.7
1958	16	13.7
1959	8	13.7
1960	15	14.6
1961	13	14.6
1962	12	14.6
1963	24	14.6
1964	14	14.6
1965	16	14.6
1966	15	14.6
1967	16	14.6
1968	14	14.6
1969	7	14.6
1970	13	13.6
1971	14	13.6
1972	7	13.6
1973	14	13.6
1974	22	13.6
1975	10	13.6
1976	17	13.6
1977	10	13.6
1978	19	13.6
1979	10	13.6
1980	13	13.4
1981	13	13.4
1982	14	13.4
1983	20	13.4
1984	17	13.4
1985	12	13.4
1986	12	13.4
1987	9	13.4
1988	15	13.4
1989	9	13.4
1990	12	13.4
1991	12	13.4
1992	15	13.4
1993	13	13.4
1994	9	13.4
1995	14	13.4
1996	16	13.4
1997	9	13.4
1998	12	13.4
1999	22	13.4
2000	9	9.4
2001	8	9.4
2002	8	9.4
2003	11	9.4
2004	8	9.4
2005	14	9.4
2006	8	9.4
2013	16	13.1
2014	11	13.1
2015	12	13.1
2016	18	13.1
2017	11	13.1
2018	14	13.1
2019	10	13.1
2020	11	13.2
2021	17	13.2
2022	14	13.2
2023	12	13.2
2024	13	13.2
2025	12	13.2

For each year, a bar from the first to the last day at Hillcroft meeting 10 mm (0.39 in).

First to last qualifying date each year at Hillcroft
Year	First date	Last date
1915	1915-01-03	1915-10-10
1916	1916-01-29	1916-11-23
1917	1917-04-08	1917-10-01
1918	1918-02-15	1918-10-24
1919	1919-04-17	1919-11-03
1920	1920-05-07	1920-09-11
1921	1921-02-14	1921-12-14
1922	1922-02-24	1922-09-17
1923	1923-01-20	1923-09-19
1924	1924-05-12	1924-10-18
1925	1925-01-24	1925-09-25
1926	1926-03-10	1926-11-19
1927	1927-03-13	1927-10-07
1928	1928-05-30	1928-10-21
1929	1929-02-16	1929-11-05
1930	1930-03-08	1930-12-13
1931	1931-05-04	1931-09-05
1932	1932-04-08	1932-10-23
1933	1933-01-08	1933-10-16
1934	1934-03-06	1934-11-04
1935	1935-06-07	1935-10-19
1936	1936-04-15	1936-12-17
1939	1939-01-21	1939-10-05
1940	1940-01-23	1940-09-10
1941	1941-04-27	1941-09-19
1942	1942-03-17	1942-09-10
1943	1943-01-31	1943-10-11
1944	1944-04-30	1944-08-23
1945	1945-03-26	1945-08-22
1946	1946-04-20	1946-11-11
1947	1947-05-03	1947-10-25
1948	1948-04-30	1948-09-28
1949	1949-04-29	1949-09-01
1950	1950-05-09	1950-09-13
1951	1951-04-04	1951-12-01
1952	1952-03-29	1952-12-18
1953	1953-04-24	1953-10-11
1954	1954-05-23	1954-09-28
1955	1955-02-06	1955-10-13
1956	1956-04-12	1956-11-30
1957	1957-01-18	1957-08-29
1958	1958-05-23	1958-12-21
1959	1959-03-01	1959-10-07
1960	1960-01-01	1960-09-23
1961	1961-01-26	1961-08-31
1962	1962-05-13	1962-10-01
1963	1963-03-16	1963-11-20
1964	1964-04-02	1964-12-19
1965	1965-05-05	1965-09-14
1966	1966-06-03	1966-10-22
1967	1967-04-21	1967-09-02
1968	1968-03-07	1968-09-09
1969	1969-03-19	1969-08-02
1970	1970-02-17	1970-10-04
1971	1971-01-31	1971-09-30
1972	1972-05-31	1972-08-17
1973	1973-06-06	1973-11-05
1974	1974-04-03	1974-10-23
1975	1975-04-01	1975-09-20
1976	1976-01-07	1976-11-11
1977	1977-05-15	1977-10-31
1978	1978-02-18	1978-12-16
1979	1979-02-21	1979-11-07
1980	1980-02-11	1980-12-31
1981	1981-02-18	1981-11-12
1982	1982-01-18	1982-12-19
1983	1983-05-03	1983-12-31
1984	1984-03-04	1984-11-08
1985	1985-04-09	1985-09-18
1986	1986-02-21	1986-08-01
1987	1987-04-08	1987-12-24
1988	1988-03-24	1988-12-03
1989	1989-01-12	1989-10-18
1990	1990-01-29	1990-08-02
1991	1991-02-25	1991-09-14
1992	1992-02-09	1992-11-19
1993	1993-02-06	1993-09-08
1994	1994-05-23	1994-09-11
1995	1995-05-10	1995-10-18
1996	1996-05-31	1996-11-07
1997	1997-03-30	1997-09-06
1998	1998-03-10	1998-09-02
1999	1999-01-23	1999-11-16
2000	2000-01-15	2000-09-06
2001	2001-05-06	2001-11-19
2002	2002-04-17	2002-10-06
2003	2003-04-12	2003-08-22
2004	2004-02-18	2004-10-21
2005	2005-03-28	2005-10-06
2006	2006-01-08	2006-08-22
2013	2013-01-07	2013-09-15
2014	2014-04-27	2014-09-22
2015	2015-02-26	2015-12-05
2016	2016-01-19	2016-12-13
2017	2017-01-31	2017-09-22
2018	2018-01-16	2018-10-04
2019	2019-06-07	2019-08-31
2020	2020-02-28	2020-11-10
2021	2021-02-07	2021-10-27
2022	2022-03-27	2022-10-24
2023	2023-03-26	2023-09-14
2024	2024-01-17	2024-09-05
2025	2025-03-14	2025-12-15

Every Fixed Threshold

Fixed thresholds at Hillcroft
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	103	25	1932	12
25 mm (0.98 in): Days with 25 mm or more rain	94	9	1917	4
50 mm (1.97 in): Days with 50 mm or more rain	23	2	1928	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1990	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

Download the Data

Data for Hillcroft threshold days by year: CSV or JSON. Field meanings are on the data page.

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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Hillcroft Threshold Days by Year (ASN00010564)

Key Facts for Hillcroft Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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