Pathfinder Dam Threshold Days by Year (USC00487105)

14 fixed thresholds counted per year at Pathfinder Dam (USC00487105): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pathfinder Dam Thresholds

Pathfinder Dam: days with a maximum temperature at or above 30 C (86 F) in 86 years, most in 1988 with 77.
Pathfinder Dam: days with a maximum temperature at or above 90 F (32.2 C) in 86 years, most in 1988 with 49.
Pathfinder Dam: days with a maximum temperature at or below 0 C (32 F) in 86 years, most in 1964 with 81.
Pathfinder Dam: nights with a minimum temperature at or below 0 C (32 F) in 86 years, most in 1929 with 209.
14 fixed thresholds have at least one qualifying day at Pathfinder Dam.

Days at or above 30 C (86 F)

86 years with a qualifying day

Days per year at Pathfinder Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 77 in 1988.

Days at or above 30 C (86 F) per year at Pathfinder Dam
Year	Days	Decade average
1906	48	39.3
1907	37	39.3
1908	33	39.3
1910	63	37.1
1911	44	37.1
1912	10	37.1
1913	27	37.1
1914	26	37.1
1917	29	37.1
1919	61	37.1
1920	33	35.2
1921	44	35.2
1922	47	35.2
1923	28	35.2
1924	46	35.2
1925	30	35.2
1926	31	35.2
1927	21	35.2
1928	27	35.2
1929	45	35.2
1930	37	49.7
1931	55	49.7
1932	54	49.7
1933	64	49.7
1934	59	49.7
1935	60	49.7
1936	37	49.7
1937	46	49.7
1938	36	49.7
1939	49	49.7
1940	47	49.8
1941	43	49.8
1942	46	49.8
1943	62	49.8
1944	46	49.8
1946	50	49.8
1947	46	49.8
1948	53	49.8
1949	55	49.8
1950	15	40.6
1951	27	40.6
1952	35	40.6
1953	45	40.6
1954	44	40.6
1955	52	40.6
1956	43	40.6
1958	44	40.6
1959	60	40.6
1960	52	45.4
1961	54	45.4
1963	42	45.4
1964	44	45.4
1966	42	45.4
1967	31	45.4
1969	53	45.4
1970	43	39.4
1971	46	39.4
1972	22	39.4
1977	54	39.4
1978	32	39.4
1980	32	41.3
1982	39	41.3
1983	29	41.3
1984	42	41.3
1985	50	41.3
1986	22	41.3
1987	39	41.3
1988	77	41.3
2009	24	24
2010	29	39.5
2011	35	39.5
2012	55	39.5
2013	49	39.5
2014	27	39.5
2015	31	39.5
2016	39	39.5
2017	40	39.5
2018	44	39.5
2019	46	39.5
2020	59	51.6
2021	56	51.6
2022	53	51.6
2023	37	51.6
2024	55	51.6
2025	60	51.6
2026	41	51.6

For each year, a bar from the first to the last day at Pathfinder Dam meeting 30 C (86 F).

First to last qualifying date each year at Pathfinder Dam
Year	First date	Last date
1906	1906-06-09	1906-09-09
1907	1907-06-29	1907-09-12
1908	1908-06-25	1908-09-08
1910	1910-06-01	1910-08-27
1911	1911-06-12	1911-09-01
1912	1912-06-21	1912-08-26
1913	1913-06-17	1913-08-29
1914	1914-06-19	1914-08-16
1917	1917-06-29	1917-09-22
1919	1919-06-14	1919-09-12
1920	1920-06-30	1920-09-16
1921	1921-06-11	1921-09-02
1922	1922-06-12	1922-08-30
1923	1923-06-12	1923-08-13
1924	1924-06-13	1924-09-05
1925	1925-05-29	1925-08-31
1926	1926-06-26	1926-08-30
1927	1927-06-23	1927-09-03
1928	1928-07-05	1928-09-07
1929	1929-06-26	1929-09-01
1930	1930-06-11	1930-08-25
1931	1931-06-15	1931-09-09
1932	1932-06-21	1932-08-25
1933	1933-06-10	1933-09-07
1934	1934-05-26	1934-09-04
1935	1935-06-08	1935-09-19
1936	1936-05-30	1936-08-30
1937	1937-06-21	1937-09-19
1938	1938-06-20	1938-08-24
1939	1939-06-06	1939-09-02
1940	1940-06-01	1940-09-16
1941	1941-05-12	1941-08-30
1942	1942-06-25	1942-09-03
1943	1943-05-28	1943-10-02
1944	1944-06-24	1944-09-13
1946	1946-06-05	1946-09-14
1947	1947-05-07	1947-09-18
1948	1948-06-09	1948-09-19
1949	1949-06-12	1949-08-26
1950	1950-07-01	1950-09-07
1951	1951-07-06	1951-08-19
1952	1952-06-10	1952-09-07
1953	1953-06-12	1953-09-15
1954	1954-05-21	1954-09-03
1955	1955-06-21	1955-09-13
1956	1956-06-09	1956-09-03
1958	1958-06-28	1958-09-13
1959	1959-06-07	1959-09-15
1960	1960-06-04	1960-09-06
1961	1961-06-10	1961-08-29
1963	1963-06-14	1963-09-13
1964	1964-06-26	1964-08-27
1966	1966-06-20	1966-09-24
1967	1967-07-11	1967-09-07
1969	1969-05-27	1969-09-04
1970	1970-06-23	1970-09-01
1971	1971-06-17	1971-09-11
1972	1972-06-30	1972-08-17
1977	1977-06-02	1977-09-08
1978	1978-06-23	1978-09-08
1980	1980-06-25	1980-09-07
1982	1982-06-29	1982-08-29
1983	1983-06-22	1983-09-08
1984	1984-06-15	1984-09-06
1985	1985-06-07	1985-09-02
1986	1986-06-04	1986-07-30
1987	1987-06-05	1987-09-03
1988	1988-06-04	1988-09-10
2009	2009-06-24	2009-09-05
2010	2010-06-24	2010-09-28
2011	2011-06-28	2011-09-01
2012	2012-06-03	2012-08-30
2013	2013-06-09	2013-09-07
2014	2014-07-03	2014-09-03
2015	2015-06-18	2015-09-26
2016	2016-06-09	2016-09-01
2017	2017-06-08	2017-09-12
2018	2018-06-05	2018-09-15
2019	2019-06-29	2019-09-06
2020	2020-05-29	2020-09-06
2021	2021-06-04	2021-09-10
2022	2022-06-10	2022-09-08
2023	2023-07-03	2023-09-01
2024	2024-06-06	2024-09-29
2025	2025-06-01	2025-09-10
2026	2026-05-11	2026-08-27

Every Fixed Threshold

Fixed thresholds at Pathfinder Dam
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	86	77	1988	41
35 C (95 F): Days	61	11	1910	8
90 F (32.2 C): Days	86	49	1988	29
100 F (37.8 C): Days	3	2	1954	1
0 C (32 F): Ice days (max	86	81	1964	6
0 C (32 F): Frost days (min	86	209	1929	51
-10 C (14 F): Days with min	86	89	1964	5
-20 C (-4 F): Days with min	85	25	1930	3
-30 C (-22 F): Days with min	36	5	1930	1
20 C (68 F): Tropical nights (min	34	5	2024	1
10 mm (0.39 in): Days with 10 mm or more rain	83	11	2021	4
25 mm (0.98 in): Days with 25 mm or more rain	30	3	1978	1
50 mm (1.97 in): Days with 50 mm or more rain	5	1	1937	1
10 cm (3.9 in): Days with 10 cm or more snowfall	16	4	1919	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

Data for Pathfinder Dam 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Pathfinder Dam Threshold Days by Year (USC00487105)

Key Facts for Pathfinder Dam Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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