Hungry Horse Dam Threshold Days by Year (USC00244328)

16 fixed thresholds counted per year at Hungry Horse Dam (USC00244328): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hungry Horse Dam Thresholds

Hungry Horse Dam: days with a maximum temperature at or above 30 C (86 F) in 78 years, most in 2007 with 54.
Hungry Horse Dam: days with a maximum temperature at or above 90 F (32.2 C) in 78 years, most in 2003 with 35.
Hungry Horse Dam: days with a maximum temperature at or below 0 C (32 F) in 78 years, most in 1955 with 85.
Hungry Horse Dam: nights with a minimum temperature at or below 0 C (32 F) in 76 years, most in 1948 with 204.
16 fixed thresholds have at least one qualifying day at Hungry Horse Dam.

Days at or above 30 C (86 F)

78 years with a qualifying day

Days per year at Hungry Horse Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 54 in 2007.

Days at or above 30 C (86 F) per year at Hungry Horse Dam
Year	Days	Decade average
1948	10	16
1949	22	16
1950	14	20
1951	20	20
1952	17	20
1953	23	20
1954	9	20
1955	23	20
1956	24	20
1957	13	20
1958	34	20
1959	23	20
1960	29	22.1
1961	37	22.1
1962	12	22.1
1963	19	22.1
1964	7	22.1
1965	19	22.1
1966	20	22.1
1967	38	22.1
1968	18	22.1
1969	22	22.1
1970	29	21.7
1971	29	21.7
1972	12	21.7
1973	31	21.7
1974	23	21.7
1975	12	21.7
1976	10	21.7
1977	18	21.7
1978	19	21.7
1979	34	21.7
1980	14	28.5
1981	29	28.5
1982	18	28.5
1983	23	28.5
1984	33	28.5
1985	29	28.5
1986	32	28.5
1987	25	28.5
1988	51	28.5
1989	31	28.5
1990	33	28.2
1991	31	28.2
1992	32	28.2
1993	9	28.2
1994	36	28.2
1995	13	28.2
1996	36	28.2
1998	46	28.2
1999	18	28.2
2000	32	33.4
2001	35	33.4
2002	18	33.4
2003	45	33.4
2004	26	33.4
2005	21	33.4
2006	49	33.4
2007	54	33.4
2008	30	33.4
2009	24	33.4
2010	15	30.8
2011	23	30.8
2012	34	30.8
2013	37	30.8
2014	32	30.8
2015	38	30.8
2016	27	30.8
2017	51	30.8
2018	29	30.8
2019	22	30.8
2020	31	35.7
2021	48	35.7
2022	42	35.7
2023	37	35.7
2024	26	35.7
2025	34	35.7
2026	32	35.7

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

First to last qualifying date each year at Hungry Horse Dam
Year	First date	Last date
1948	1948-05-28	1948-09-04
1949	1949-06-11	1949-09-02
1950	1950-07-01	1950-09-04
1951	1951-07-14	1951-08-22
1952	1952-07-05	1952-09-27
1953	1953-07-09	1953-09-12
1954	1954-06-22	1954-08-09
1955	1955-06-20	1955-09-04
1956	1956-05-31	1956-08-23
1957	1957-06-04	1957-09-27
1958	1958-05-26	1958-09-11
1959	1959-06-12	1959-08-09
1960	1960-07-06	1960-08-19
1961	1961-05-26	1961-08-24
1962	1962-07-21	1962-08-16
1963	1963-06-16	1963-09-05
1964	1964-07-08	1964-07-28
1965	1965-06-10	1965-08-19
1966	1966-05-26	1966-09-06
1967	1967-07-02	1967-09-06
1968	1968-06-27	1968-08-09
1969	1969-06-05	1969-09-11
1970	1970-06-03	1970-09-01
1971	1971-06-23	1971-08-29
1972	1972-06-07	1972-08-30
1973	1973-06-22	1973-08-22
1974	1974-06-13	1974-08-06
1975	1975-07-03	1975-08-06
1976	1976-06-30	1976-09-04
1977	1977-06-07	1977-08-21
1978	1978-06-29	1978-08-13
1979	1979-06-27	1979-09-23
1980	1980-06-09	1980-08-02
1981	1981-07-01	1981-09-12
1982	1982-06-13	1982-08-28
1983	1983-05-28	1983-09-01
1984	1984-06-16	1984-08-27
1985	1985-05-19	1985-08-26
1986	1986-05-26	1986-08-29
1987	1987-04-29	1987-08-11
1988	1988-05-13	1988-09-07
1989	1989-06-13	1989-08-14
1990	1990-06-23	1990-09-10
1991	1991-07-04	1991-09-03
1992	1992-05-07	1992-08-20
1993	1993-05-12	1993-08-10
1994	1994-06-21	1994-08-22
1995	1995-05-30	1995-08-11
1996	1996-06-08	1996-08-31
1998	1998-07-01	1998-09-16
1999	1999-07-11	1999-08-31
2000	2000-07-01	2000-08-26
2001	2001-05-24	2001-09-05
2002	2002-06-16	2002-08-14
2003	2003-05-28	2003-09-08
2004	2004-05-01	2004-08-18
2005	2005-06-22	2005-08-30
2006	2006-05-17	2006-09-13
2007	2007-06-02	2007-09-05
2008	2008-06-22	2008-08-25
2009	2009-07-02	2009-09-17
2010	2010-06-29	2010-08-27
2011	2011-06-30	2011-09-12
2012	2012-06-26	2012-08-29
2013	2013-06-28	2013-09-13
2014	2014-07-03	2014-09-25
2015	2015-06-08	2015-08-28
2016	2016-06-05	2016-08-30
2017	2017-06-01	2017-09-13
2018	2018-07-06	2018-09-08
2019	2019-06-03	2019-09-06
2020	2020-05-30	2020-09-06
2021	2021-06-02	2021-08-16
2022	2022-06-28	2022-09-07
2023	2023-05-20	2023-08-30
2024	2024-07-08	2024-09-10
2025	2025-05-30	2025-09-04
2026	2026-07-08	2026-08-28

Every Fixed Threshold

Fixed thresholds at Hungry Horse Dam
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	78	54	2007	32
35 C (95 F): Days	49	17	2003	2
90 F (32.2 C): Days	78	35	2003	11
100 F (37.8 C): Days	11	6	2007	2
0 C (32 F): Ice days (max	78	85	1955	18
0 C (32 F): Frost days (min	76	204	1948	81
-10 C (14 F): Days with min	76	80	1949	8
-20 C (-4 F): Days with min	70	34	1949	3
-30 C (-22 F): Days with min	18	12	1950	2
-40 C (-40 F): Days with min	1	2	1950	2
20 C (68 F): Tropical nights (min	6	1	1960	1
10 mm (0.39 in): Days with 10 mm or more rain	68	42	1996	19
25 mm (0.98 in): Days with 25 mm or more rain	66	10	1995	4
50 mm (1.97 in): Days with 50 mm or more rain	8	2	2016	2
10 cm (3.9 in): Days with 10 cm or more snowfall	45	15	2017	4
25 cm (9.8 in): Days with 25 cm or more snowfall	21	3	1951	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

Data for Hungry Horse 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).

Hungry Horse Dam Threshold Days by Year (USC00244328)

Key Facts for Hungry Horse Dam Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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