Pioneer (Main Road) Threshold Days by Year (ASN00092030)

4 fixed thresholds counted per year at Pioneer (Main Road) (ASN00092030): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pioneer (Main Road) Thresholds

Pioneer (Main Road): days with 10 mm (0.39 in) or more of precipitation in 106 years, most in 1970 with 48.
Pioneer (Main Road): days with 25 mm (0.98 in) or more of precipitation in 105 years, most in 1952 with 17.
Pioneer (Main Road): days with 50 mm (1.97 in) or more of precipitation in 75 years, most in 2011 with 6.
Pioneer (Main Road): days with 100 mm (3.94 in) or more of precipitation in 8 years, most in 2011 with 2.
4 fixed thresholds have at least one qualifying day at Pioneer (Main Road).

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

106 years with a qualifying day

Days per year at Pioneer (Main Road) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1970.

Days with 10 mm (0.39 in) or more of precipitation per year at Pioneer (Main Road)
Year	Days	Decade average
1913	29	32.6
1914	19	32.6
1915	38	32.6
1916	46	32.6
1917	38	32.6
1918	33	32.6
1919	25	32.6
1920	30	30.9
1921	28	30.9
1922	29	30.9
1923	39	30.9
1924	32	30.9
1925	23	30.9
1926	28	30.9
1927	27	30.9
1928	35	30.9
1929	38	30.9
1930	37	30.6
1931	37	30.6
1932	33	30.6
1933	21	30.6
1934	32	30.6
1935	33	30.6
1936	35	30.6
1937	23	30.6
1938	21	30.6
1939	34	30.6
1940	21	30.7
1941	25	30.7
1942	39	30.7
1943	23	30.7
1944	32	30.7
1945	31	30.7
1947	46	30.7
1948	27	30.7
1949	32	30.7
1950	32	32.4
1951	21	32.4
1952	42	32.4
1953	39	32.4
1957	24	32.4
1958	40	32.4
1959	29	32.4
1960	27	26.7
1961	25	26.7
1962	33	26.7
1964	35	26.7
1965	26	26.7
1966	19	26.7
1967	15	26.7
1968	31	26.7
1969	29	26.7
1970	48	34.7
1971	38	34.7
1972	21	34.7
1973	35	34.7
1974	43	34.7
1975	34	34.7
1976	33	34.7
1977	27	34.7
1978	38	34.7
1979	30	34.7
1980	29	29.9
1981	32	29.9
1982	16	29.9
1983	27	29.9
1984	33	29.9
1985	28	29.9
1986	27	29.9
1987	26	29.9
1988	34	29.9
1989	47	29.9
1990	26	29.5
1991	40	29.5
1992	37	29.5
1993	34	29.5
1994	21	29.5
1995	26	29.5
1996	32	29.5
1997	25	29.5
1998	25	29.5
1999	29	29.5
2000	28	25.6
2001	31	25.6
2002	24	25.6
2003	26	25.6
2004	30	25.6
2005	29	25.6
2006	9	25.6
2007	30	25.6
2008	19	25.6
2009	30	25.6
2011	34	28.3
2013	32	28.3
2014	27	28.3
2015	19	28.3
2016	41	28.3
2017	18	28.3
2018	36	28.3
2019	19	28.3
2020	27	26
2021	27	26
2022	28	26
2023	29	26
2024	21	26
2025	24	26

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

First to last qualifying date each year at Pioneer (Main Road)
Year	First date	Last date
1913	1913-01-30	1913-11-22
1914	1914-01-12	1914-12-26
1915	1915-04-10	1915-12-24
1916	1916-01-04	1916-12-15
1917	1917-01-04	1917-12-30
1918	1918-01-15	1918-12-04
1919	1919-01-07	1919-12-28
1920	1920-01-26	1920-12-16
1921	1921-01-02	1921-12-10
1922	1922-01-24	1922-12-28
1923	1923-01-25	1923-12-26
1924	1924-01-09	1924-11-26
1925	1925-01-14	1925-11-18
1926	1926-02-17	1926-12-18
1927	1927-01-06	1927-12-10
1928	1928-01-21	1928-12-23
1929	1929-01-27	1929-12-28
1930	1930-02-20	1930-12-25
1931	1931-02-20	1931-11-18
1932	1932-01-13	1932-12-24
1933	1933-01-05	1933-12-15
1934	1934-01-09	1934-12-31
1935	1935-01-05	1935-12-04
1936	1936-01-22	1936-12-12
1937	1937-01-02	1937-12-26
1938	1938-01-04	1938-12-11
1939	1939-02-17	1939-11-29
1940	1940-01-17	1940-12-28
1941	1941-01-26	1941-12-06
1942	1942-01-08	1942-12-24
1943	1943-01-13	1943-11-18
1944	1944-01-04	1944-12-21
1945	1945-01-16	1945-12-28
1947	1947-02-04	1947-12-20
1948	1948-01-13	1948-12-17
1949	1949-01-05	1949-12-20
1950	1950-01-09	1950-12-30
1951	1951-01-23	1951-12-15
1952	1952-04-01	1952-11-27
1953	1953-01-06	1953-12-27
1957	1957-01-25	1957-12-26
1958	1958-02-01	1958-12-18
1959	1959-02-14	1959-12-28
1960	1960-02-06	1960-12-03
1961	1961-02-27	1961-12-18
1962	1962-01-18	1962-11-21
1964	1964-02-07	1964-12-29
1965	1965-01-11	1965-12-02
1966	1966-02-05	1966-12-19
1967	1967-01-22	1967-12-13
1968	1968-02-21	1968-11-23
1969	1969-01-15	1969-12-30
1970	1970-01-02	1970-12-29
1971	1971-02-01	1971-12-10
1972	1972-01-01	1972-12-18
1973	1973-01-13	1973-12-31
1974	1974-01-05	1974-12-28
1975	1975-01-10	1975-11-25
1976	1976-01-09	1976-12-24
1977	1977-01-18	1977-11-30
1978	1978-01-07	1978-12-27
1979	1979-01-17	1979-12-11
1980	1980-01-09	1980-12-30
1981	1981-03-02	1981-12-28
1982	1982-01-07	1982-12-09
1983	1983-01-03	1983-12-01
1984	1984-01-02	1984-12-20
1985	1985-01-24	1985-12-31
1986	1986-02-18	1986-12-17
1987	1987-01-04	1987-12-02
1988	1988-01-31	1988-12-28
1989	1989-01-05	1989-12-26
1990	1990-02-01	1990-12-20
1991	1991-01-05	1991-12-21
1992	1992-01-01	1992-12-21
1993	1993-01-17	1993-12-28
1994	1994-01-08	1994-12-20
1995	1995-01-06	1995-12-19
1996	1996-01-02	1996-12-07
1997	1997-01-16	1997-12-02
1998	1998-01-15	1998-12-27
1999	1999-01-30	1999-12-28
2000	2000-01-04	2000-12-24
2001	2001-01-15	2001-11-25
2002	2002-01-07	2002-12-05
2003	2003-01-01	2003-12-22
2004	2004-01-28	2004-12-15
2005	2005-02-03	2005-12-03
2006	2006-02-10	2006-11-14
2007	2007-01-20	2007-12-23
2008	2008-01-20	2008-12-30
2009	2009-01-01	2009-11-27
2011	2011-01-13	2011-12-19
2013	2013-02-01	2013-12-28
2014	2014-01-06	2014-12-30
2015	2015-01-14	2015-11-13
2016	2016-01-28	2016-12-29
2017	2017-01-14	2017-12-03
2018	2018-01-30	2018-12-21
2019	2019-02-07	2019-11-26
2020	2020-01-23	2020-12-23
2021	2021-01-04	2021-10-30
2022	2022-02-17	2022-11-20
2023	2023-02-26	2023-12-28
2024	2024-02-21	2024-12-01
2025	2025-01-12	2025-11-08

Every Fixed Threshold

Fixed thresholds at Pioneer (Main Road)
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	106	48	1970	24
25 mm (0.98 in): Days with 25 mm or more rain	105	17	1952	5
50 mm (1.97 in): Days with 50 mm or more rain	75	6	2011	2
100 mm (3.94 in): Days with 100 mm or more rain	8	2	2011	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

Data for Pioneer (Main Road) 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).

Pioneer (Main Road) Threshold Days by Year (ASN00092030)

Key Facts for Pioneer (Main Road) Thresholds

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

Every Fixed Threshold

Download the Data

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