Squaw Butte-Northern Great Bas Threshold Days by Year (USC00358029)

16 fixed thresholds counted per year at Squaw Butte-Northern Great Bas (USC00358029): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Squaw Butte-Northern Great Bas Thresholds

Squaw Butte-Northern Great Bas: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1942 with 10.
Squaw Butte-Northern Great Bas: days with a maximum temperature at or above 30 C (86 F) in 59 years, most in 2021 with 71.
Squaw Butte-Northern Great Bas: days with a maximum temperature at or above 90 F (32.2 C) in 59 years, most in 2021 with 45.
Squaw Butte-Northern Great Bas: days with a maximum temperature at or below 0 C (32 F) in 58 years, most in 1944 with 45.
16 fixed thresholds have at least one qualifying day at Squaw Butte-Northern Great Bas.

Days at or above 30 C (86 F)

59 years with a qualifying day

Days per year at Squaw Butte-Northern Great Bas with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 71 in 2021.

Days at or above 30 C (86 F) per year at Squaw Butte-Northern Great Bas
Year	Days	Decade average
1938	35	40.5
1939	46	40.5
1940	53	32.4
1941	23	32.4
1942	40	32.4
1943	29	32.4
1944	20	32.4
1945	43	32.4
1948	23	32.4
1949	28	32.4
1950	36	38.1
1951	40	38.1
1952	43	38.1
1953	43	38.1
1954	36	38.1
1955	54	38.1
1956	34	38.1
1957	21	38.1
1958	33	38.1
1959	41	38.1
1960	43	34.8
1961	58	34.8
1962	34	34.8
1963	27	34.8
1964	26	34.8
1965	20	34.8
1966	28	34.8
1967	48	34.8
1968	33	34.8
1969	31	34.8
1970	50	35.4
1971	40	35.4
1972	28	35.4
1973	43	35.4
1974	40	35.4
1976	21	35.4
1977	33	35.4
1978	29	35.4
1979	35	35.4
1980	16	30.5
1981	43	30.5
1988	43	30.5
1989	20	30.5
1991	38	35.8
1992	36	35.8
1995	25	35.8
1998	44	35.8
2002	57	57
2011	28	33.4
2012	40	33.4
2013	45	33.4
2014	31	33.4
2016	23	33.4
2020	44	47.7
2021	71	47.7
2022	54	47.7
2023	35	47.7
2025	35	47.7
2026	47	47.7

For each year, a bar from the first to the last day at Squaw Butte-Northern Great Bas meeting 30 C (86 F).

First to last qualifying date each year at Squaw Butte-Northern Great Bas
Year	First date	Last date
1938	1938-07-07	1938-09-15
1939	1939-05-15	1939-09-20
1940	1940-06-10	1940-08-31
1941	1941-07-05	1941-08-16
1942	1942-07-01	1942-09-05
1943	1943-07-05	1943-09-24
1944	1944-06-29	1944-09-11
1945	1945-06-18	1945-09-13
1948	1948-06-28	1948-09-12
1949	1949-05-26	1949-09-23
1950	1950-06-28	1950-10-13
1951	1951-06-15	1951-09-26
1952	1952-06-09	1952-10-02
1953	1953-07-04	1953-10-08
1954	1954-05-18	1954-09-02
1955	1955-06-06	1955-09-11
1956	1956-06-26	1956-09-18
1957	1957-06-04	1957-09-15
1958	1958-06-21	1958-09-07
1959	1959-05-14	1959-09-12
1960	1960-06-12	1960-09-27
1961	1961-06-14	1961-09-11
1962	1962-06-23	1962-09-17
1963	1963-07-13	1963-09-28
1964	1964-06-24	1964-08-26
1965	1965-07-14	1965-10-08
1966	1966-05-04	1966-09-23
1967	1967-06-18	1967-09-29
1968	1968-06-17	1968-09-09
1969	1969-06-05	1969-09-08
1970	1970-06-03	1970-08-31
1971	1971-07-15	1971-09-11
1972	1972-05-31	1972-09-04
1973	1973-05-23	1973-09-06
1974	1974-06-12	1974-09-07
1976	1976-05-14	1976-09-05
1977	1977-06-06	1977-09-07
1978	1978-06-09	1978-09-26
1979	1979-06-12	1979-09-19
1980	1980-07-18	1980-09-07
1981	1981-07-01	1981-09-19
1988	1988-06-16	1988-09-07
1989	1989-07-04	1989-08-12
1991	1991-06-11	1991-09-27
1992	1992-05-07	1992-09-30
1995	1995-06-26	1995-09-16
1998	1998-07-08	1998-09-17
2002	2002-06-18	2002-09-26
2011	2011-06-23	2011-09-25
2012	2012-06-22	2012-09-22
2013	2013-06-07	2013-09-01
2014	2014-07-02	2014-08-28
2016	2016-06-05	2016-08-29
2020	2020-05-28	2020-10-02
2021	2021-06-01	2021-09-09
2022	2022-06-26	2022-09-11
2023	2023-07-01	2023-09-16
2025	2025-05-28	2025-09-05
2026	2026-06-15	2026-08-27

Every Fixed Threshold

Fixed thresholds at Squaw Butte-Northern Great Bas
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	59	71	2021	47
35 C (95 F): Days	48	15	2021	2
40 C (104 F): Days	2	5	2002	5
90 F (32.2 C): Days	59	45	2021	20
100 F (37.8 C): Days	7	6	2002	6
0 C (32 F): Ice days (max	58	45	1944	6
0 C (32 F): Frost days (min	55	222	1944	88
-10 C (14 F): Days with min	55	67	1944	5
-20 C (-4 F): Days with min	30	13	1972	2
20 C (68 F): Tropical nights (min	8	5	2021	1
25 C (77 F): Days with min	1	1	2022	1
10 mm (0.39 in): Days with 10 mm or more rain	69	10	1942	3
25 mm (0.98 in): Days with 25 mm or more rain	23	2	1942	1
50 mm (1.97 in): Days with 50 mm or more rain	2	1	1941	1
10 cm (3.9 in): Days with 10 cm or more snowfall	52	6	1942	5
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	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 1938.

Download the Data

Data for Squaw Butte-Northern Great Bas 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).

Squaw Butte-Northern Great Bas Threshold Days by Year (USC00358029)

Key Facts for Squaw Butte-Northern Great Bas Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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