Pineview Dam Threshold Days by Year (USC00426869)

18 fixed thresholds counted per year at Pineview Dam (USC00426869): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pineview Dam Thresholds

Pineview Dam: days with 10 mm (0.39 in) or more of precipitation in 83 years, most in 1983 with 48.
Pineview Dam: days with 25 mm (0.98 in) or more of precipitation in 83 years, most in 1986 with 14.
Pineview Dam: days with a maximum temperature at or above 30 C (86 F) in 82 years, most in 1953 with 80.
Pineview Dam: days with a maximum temperature at or below 0 C (32 F) in 82 years, most in 1985 with 77.
18 fixed thresholds have at least one qualifying day at Pineview Dam.

Days at or above 30 C (86 F)

82 years with a qualifying day

Days per year at Pineview Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 80 in 1953.

Days at or above 30 C (86 F) per year at Pineview Dam
Year	Days	Decade average
1941	36	45
1942	61	45
1943	52	45
1944	27	45
1945	35	45
1947	48	45
1949	56	45
1950	50	56.1
1951	32	56.1
1952	61	56.1
1953	80	56.1
1954	53	56.1
1955	54	56.1
1956	59	56.1
1957	52	56.1
1958	62	56.1
1959	58	56.1
1960	49	48
1961	63	48
1962	44	48
1963	51	48
1965	20	48
1966	55	48
1967	54	48
1968	39	48
1969	57	48
1970	42	42.7
1971	50	42.7
1972	37	42.7
1973	42	42.7
1974	61	42.7
1975	29	42.7
1976	34	42.7
1977	42	42.7
1978	41	42.7
1979	49	42.7
1980	41	41
1981	53	41
1982	35	41
1983	32	41
1984	26	41
1985	49	41
1986	39	41
1987	25	41
1988	66	41
1989	44	41
1990	47	36.5
1991	36	36.5
1992	35	36.5
1993	6	36.5
1994	53	36.5
1995	32	36.5
1996	48	36.5
1997	30	36.5
1998	45	36.5
1999	33	36.5
2000	52	46.6
2001	37	46.6
2003	52	46.6
2004	24	46.6
2005	43	46.6
2006	58	46.6
2007	65	46.6
2008	51	46.6
2009	37	46.6
2010	48	50.2
2011	36	50.2
2012	57	50.2
2013	62	50.2
2014	40	50.2
2015	38	50.2
2016	56	50.2
2017	57	50.2
2018	60	50.2
2019	48	50.2
2020	59	61.6
2021	69	61.6
2022	74	61.6
2023	40	61.6
2024	61	61.6
2025	66	61.6
2026	62	61.6

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

First to last qualifying date each year at Pineview Dam
Year	First date	Last date
1941	1941-05-11	1941-08-28
1942	1942-06-06	1942-09-08
1943	1943-05-27	1943-09-18
1944	1944-06-29	1944-09-07
1945	1945-06-21	1945-09-15
1947	1947-05-03	1947-09-06
1949	1949-06-16	1949-09-24
1950	1950-06-16	1950-09-06
1951	1951-06-16	1951-08-20
1952	1952-06-05	1952-09-28
1953	1953-06-10	1953-09-21
1954	1954-05-09	1954-09-22
1955	1955-06-20	1955-09-13
1956	1956-05-31	1956-09-19
1957	1957-06-04	1957-09-07
1958	1958-05-20	1958-09-11
1959	1959-06-05	1959-09-11
1960	1960-05-11	1960-09-12
1961	1961-06-08	1961-08-28
1962	1962-06-23	1962-09-19
1963	1963-06-27	1963-09-12
1965	1965-06-22	1965-08-12
1966	1966-06-16	1966-09-09
1967	1967-05-23	1967-09-05
1968	1968-06-17	1968-08-12
1969	1969-06-04	1969-09-07
1970	1970-06-22	1970-09-01
1971	1971-06-19	1971-08-27
1972	1972-06-17	1972-08-28
1973	1973-06-10	1973-08-28
1974	1974-06-13	1974-09-10
1975	1975-06-16	1975-08-31
1976	1976-06-28	1976-09-06
1977	1977-06-02	1977-09-08
1978	1978-06-13	1978-09-08
1979	1979-06-12	1979-09-19
1980	1980-06-12	1980-09-07
1981	1981-06-23	1981-09-18
1982	1982-06-28	1982-09-04
1983	1983-05-29	1983-09-02
1984	1984-05-30	1984-09-05
1985	1985-06-07	1985-09-01
1986	1986-06-12	1986-09-07
1987	1987-06-13	1987-09-02
1988	1988-06-03	1988-09-09
1989	1989-06-15	1989-09-05
1990	1990-06-09	1990-09-15
1991	1991-07-03	1991-09-05
1992	1992-06-12	1992-08-21
1993	1993-06-26	1993-08-24
1994	1994-06-18	1994-09-08
1995	1995-06-14	1995-09-15
1996	1996-06-08	1996-09-04
1997	1997-05-31	1997-09-01
1998	1998-06-29	1998-09-17
1999	1999-06-19	1999-08-31
2000	2000-06-05	2000-09-17
2001	2001-06-09	2001-09-26
2003	2003-05-29	2003-08-27
2004	2004-07-08	2004-09-02
2005	2005-06-21	2005-09-09
2006	2006-06-07	2006-09-06
2007	2007-06-16	2007-09-05
2008	2008-06-18	2008-08-31
2009	2009-06-26	2009-09-05
2010	2010-06-25	2010-10-04
2011	2011-06-24	2011-09-01
2012	2012-06-03	2012-09-10
2013	2013-05-14	2013-09-07
2014	2014-05-29	2014-09-26
2015	2015-06-18	2015-09-26
2016	2016-06-06	2016-09-20
2017	2017-06-05	2017-09-09
2018	2018-06-05	2018-09-16
2019	2019-06-29	2019-09-16
2020	2020-05-30	2020-09-18
2021	2021-06-04	2021-09-11
2022	2022-05-27	2022-09-21
2023	2023-07-02	2023-09-01
2024	2024-06-07	2024-09-30
2025	2025-06-02	2025-09-11
2026	2026-05-13	2026-09-13

Every Fixed Threshold

Fixed thresholds at Pineview Dam
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	82	80	1953	62
35 C (95 F): Days	64	17	1953	21
40 C (104 F): Days	1	0	n/a	1
90 F (32.2 C): Days	80	43	2022	50
100 F (37.8 C): Days	4	1	1960	2
0 C (32 F): Ice days (max	82	77	1985	5
0 C (32 F): Frost days (min	81	226	1975	103
-10 C (14 F): Days with min	81	98	1976	8
-20 C (-4 F): Days with min	75	34	1955	2
-30 C (-22 F): Days with min	29	8	1972	2
20 C (68 F): Tropical nights (min	4	14	1944	1
10 mm (0.39 in): Days with 10 mm or more rain	83	48	1983	17
25 mm (0.98 in): Days with 25 mm or more rain	83	14	1986	4
50 mm (1.97 in): Days with 50 mm or more rain	25	4	1984	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1975	1
10 cm (3.9 in): Days with 10 cm or more snowfall	69	27	1983	1
25 cm (9.8 in): Days with 25 cm or more snowfall	39	6	2008	1
50 cm (19.7 in): Days with 50 cm or more snowfall	3	2	1955	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

Data for Pineview 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Pineview Dam Threshold Days by Year (USC00426869)

Key Facts for Pineview Dam Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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