Pioche Threshold Days by Year (USC00266252)

15 fixed thresholds counted per year at Pioche (USC00266252): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pioche Thresholds

Pioche: days with a maximum temperature at or above 30 C (86 F) in 77 years, most in 1904 with 101.
Pioche: days with a maximum temperature at or above 90 F (32.2 C) in 77 years, most in 1905 with 81.
Pioche: days with a maximum temperature at or above 35 C (95 F) in 71 years, most in 1905 with 49.
Pioche: days with a maximum temperature at or below 0 C (32 F) in 70 years, most in 1949 with 40.
15 fixed thresholds have at least one qualifying day at Pioche.

Days at or above 30 C (86 F)

77 years with a qualifying day

Days per year at Pioche with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 101 in 1904.

Days at or above 30 C (86 F) per year at Pioche
Year	Days	Decade average
1888	79	88
1889	97	88
1890	84	71
1891	58	71
1904	101	98
1905	100	98
1906	93	98
1939	70	70
1940	67	55.1
1941	31	55.1
1942	58	55.1
1943	48	55.1
1944	69	55.1
1945	53	55.1
1946	54	55.1
1947	59	55.1
1948	60	55.1
1949	52	55.1
1950	55	60
1951	67	60
1952	58	60
1953	69	60
1954	49	60
1955	45	60
1956	62	60
1957	61	60
1958	63	60
1959	71	60
1960	79	57.6
1961	59	57.6
1962	69	57.6
1963	59	57.6
1964	56	57.6
1965	32	57.6
1966	55	57.6
1967	48	57.6
1968	53	57.6
1969	66	57.6
1970	48	47.2
1971	62	47.2
1972	45	47.2
1973	46	47.2
1974	62	47.2
1975	30	47.2
1976	39	47.2
1977	53	47.2
1978	41	47.2
1979	46	47.2
1980	37	47.3
1981	67	47.3
1982	36	47.3
1983	31	47.3
1984	41	47.3
1985	64	47.3
1986	60	47.3
1987	45	47.3
1989	45	47.3
1992	31	37.4
1993	23	37.4
1994	64	37.4
1995	35	37.4
1996	78	37.4
1997	26	37.4
1998	24	37.4
1999	18	37.4
2000	62	56.7
2001	69	56.7
2002	75	56.7
2003	40	56.7
2004	54	56.7
2005	40	56.7
2010	51	46.8
2011	47	46.8
2012	50	46.8
2013	42	46.8
2014	46	46.8
2015	45	46.8

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

First to last qualifying date each year at Pioche
Year	First date	Last date
1888	1888-05-14	1888-09-29
1889	1889-04-26	1889-10-05
1890	1890-05-16	1890-09-15
1891	1891-06-07	1891-09-03
1904	1904-05-11	1904-10-04
1905	1905-05-16	1905-09-27
1906	1906-05-08	1906-10-11
1939	1939-05-28	1939-09-01
1940	1940-06-11	1940-08-31
1941	1941-06-22	1941-09-05
1942	1942-06-16	1942-09-15
1943	1943-06-17	1943-09-21
1944	1944-06-27	1944-09-13
1945	1945-06-13	1945-09-15
1946	1946-06-02	1946-09-13
1947	1947-05-02	1947-09-26
1948	1948-06-28	1948-09-15
1949	1949-06-11	1949-09-21
1950	1950-05-30	1950-09-05
1951	1951-05-25	1951-09-19
1952	1952-06-09	1952-09-18
1953	1953-06-11	1953-09-16
1954	1954-05-18	1954-09-01
1955	1955-06-06	1955-09-11
1956	1956-06-08	1956-09-18
1957	1957-06-02	1957-09-08
1958	1958-06-16	1958-09-06
1959	1959-06-04	1959-09-09
1960	1960-06-01	1960-09-14
1961	1961-06-13	1961-09-06
1962	1962-06-19	1962-09-19
1963	1963-06-17	1963-09-30
1964	1964-06-24	1964-08-28
1965	1965-06-06	1965-08-29
1966	1966-05-25	1966-08-25
1967	1967-05-21	1967-09-04
1968	1968-05-27	1968-09-10
1969	1969-05-29	1969-09-10
1970	1970-06-02	1970-09-01
1971	1971-06-09	1971-09-14
1972	1972-05-29	1972-08-22
1973	1973-06-07	1973-08-20
1974	1974-05-26	1974-09-09
1975	1975-06-13	1975-08-11
1976	1976-06-19	1976-09-07
1977	1977-06-04	1977-09-10
1978	1978-06-08	1978-09-04
1979	1979-06-12	1979-09-12
1980	1980-06-28	1980-09-05
1981	1981-06-06	1981-08-30
1982	1982-06-26	1982-09-05
1983	1983-06-17	1983-09-14
1984	1984-05-23	1984-09-19
1985	1985-06-06	1985-08-31
1986	1986-05-26	1986-09-06
1987	1987-06-12	1987-09-11
1989	1989-06-14	1989-09-05
1992	1992-07-17	1992-08-26
1993	1993-06-27	1993-09-13
1994	1994-06-10	1994-08-31
1995	1995-07-06	1995-09-14
1996	1996-05-11	1996-10-08
1997	1997-06-18	1997-08-24
1998	1998-06-28	1998-08-30
1999	1999-06-15	1999-08-28
2000	2000-05-23	2000-09-22
2001	2001-05-23	2001-09-24
2002	2002-05-31	2002-09-05
2003	2003-05-28	2003-09-27
2004	2004-06-02	2004-09-14
2005	2005-06-14	2005-09-19
2010	2010-06-07	2010-09-30
2011	2011-06-16	2011-09-05
2012	2012-06-02	2012-08-30
2013	2013-06-06	2013-08-31
2014	2014-05-28	2014-09-17
2015	2015-06-15	2015-09-12

Every Fixed Threshold

Fixed thresholds at Pioche
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	77	101	1904	45
35 C (95 F): Days	71	49	1905	5
40 C (104 F): Days	5	7	1906	1
90 F (32.2 C): Days	77	81	1905	16
100 F (37.8 C): Days	20	24	1905	10
0 C (32 F): Ice days (max	70	40	1949	13
0 C (32 F): Frost days (min	67	205	1905	104
-10 C (14 F): Days with min	67	66	1905	14
-20 C (-4 F): Days with min	13	5	1888	3
20 C (68 F): Tropical nights (min	36	14	2003	2
10 mm (0.39 in): Days with 10 mm or more rain	65	29	1889	13
25 mm (0.98 in): Days with 25 mm or more rain	48	6	1978	1
50 mm (1.97 in): Days with 50 mm or more rain	11	3	1966	2
10 cm (3.9 in): Days with 10 cm or more snowfall	36	8	1949	2
25 cm (9.8 in): Days with 25 cm or more snowfall	8	3	1952	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1888.

Download the Data

Data for Pioche 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).

Pioche Threshold Days by Year (USC00266252)

Key Facts for Pioche Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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