Tonopah AP Threshold Days by Year (USW00023153)

14 fixed thresholds counted per year at Tonopah AP (USW00023153): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tonopah AP Thresholds

Tonopah AP: days with a maximum temperature at or above 30 C (86 F) in 72 years, most in 2020 with 105.
Tonopah AP: days with a maximum temperature at or above 35 C (95 F) in 72 years, most in 2021 with 47.
Tonopah AP: days with a maximum temperature at or above 90 F (32.2 C) in 72 years, most in 2024 with 81.
Tonopah AP: nights with a minimum temperature at or below 0 C (32 F) in 72 years, most in 1975 with 187.
14 fixed thresholds have at least one qualifying day at Tonopah AP.

Days at or above 30 C (86 F)

72 years with a qualifying day

Days per year at Tonopah AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 105 in 2020.

Days at or above 30 C (86 F) per year at Tonopah AP
Year	Days	Decade average
1955	71	81.2
1956	82	81.2
1957	79	81.2
1958	82	81.2
1959	92	81.2
1960	98	73.4
1961	63	73.4
1962	81	73.4
1963	69	73.4
1964	70	73.4
1965	48	73.4
1966	82	73.4
1967	72	73.4
1968	73	73.4
1969	78	73.4
1970	80	72
1971	85	72
1972	65	72
1973	74	72
1974	90	72
1975	57	72
1976	46	72
1977	75	72
1978	66	72
1979	82	72
1980	86	77.7
1981	98	77.7
1982	61	77.7
1983	69	77.7
1984	69	77.7
1985	75	77.7
1986	85	77.7
1987	78	77.7
1988	86	77.7
1989	70	77.7
1990	81	79
1991	76	79
1992	75	79
1993	72	79
1994	95	79
1995	80	79
1996	96	79
1997	77	79
1998	67	79
1999	71	79
2000	92	89.6
2001	92	89.6
2002	90	89.6
2003	100	89.6
2004	86	89.6
2005	73	89.6
2006	95	89.6
2007	96	89.6
2008	92	89.6
2009	80	89.6
2010	80	89.2
2011	80	89.2
2012	92	89.2
2013	87	89.2
2014	88	89.2
2015	93	89.2
2016	94	89.2
2017	94	89.2
2018	101	89.2
2019	83	89.2
2020	105	89.1
2021	98	89.1
2022	91	89.1
2023	58	89.1
2024	103	89.1
2025	80	89.1
2026	89	89.1

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

First to last qualifying date each year at Tonopah AP
Year	First date	Last date
1955	1955-06-06	1955-09-14
1956	1956-05-23	1956-09-19
1957	1957-06-01	1957-09-12
1958	1958-05-18	1958-09-21
1959	1959-05-12	1959-09-11
1960	1960-05-09	1960-09-27
1961	1961-06-07	1961-09-01
1962	1962-06-02	1962-09-19
1963	1963-05-19	1963-10-02
1964	1964-06-14	1964-10-06
1965	1965-06-05	1965-08-31
1966	1966-05-25	1966-09-24
1967	1967-05-20	1967-09-03
1968	1968-05-27	1968-09-12
1969	1969-05-29	1969-09-11
1970	1970-05-16	1970-09-12
1971	1971-06-13	1971-09-16
1972	1972-05-27	1972-08-31
1973	1973-05-11	1973-09-13
1974	1974-05-08	1974-09-24
1975	1975-06-05	1975-09-07
1976	1976-05-13	1976-09-04
1977	1977-05-31	1977-09-10
1978	1978-05-29	1978-09-29
1979	1979-05-20	1979-10-06
1980	1980-06-08	1980-10-08
1981	1981-04-30	1981-09-20
1982	1982-06-10	1982-09-07
1983	1983-05-24	1983-09-18
1984	1984-05-12	1984-09-18
1985	1985-06-05	1985-09-01
1986	1986-05-19	1986-09-07
1987	1987-06-03	1987-10-04
1988	1988-05-15	1988-09-09
1989	1989-05-06	1989-09-06
1990	1990-06-03	1990-09-15
1991	1991-06-09	1991-10-05
1992	1992-05-25	1992-09-29
1993	1993-06-13	1993-09-11
1994	1994-05-25	1994-09-27
1995	1995-06-11	1995-09-20
1996	1996-05-11	1996-10-09
1997	1997-05-12	1997-09-10
1998	1998-06-19	1998-09-16
1999	1999-06-13	1999-09-30
2000	2000-05-03	2000-09-21
2001	2001-05-11	2001-10-03
2002	2002-05-17	2002-09-24
2003	2003-05-21	2003-09-28
2004	2004-05-03	2004-09-16
2005	2005-05-22	2005-09-03
2006	2006-05-13	2006-09-13
2007	2007-05-31	2007-09-13
2008	2008-05-17	2008-09-15
2009	2009-05-17	2009-09-28
2010	2010-06-03	2010-09-30
2011	2011-06-14	2011-09-29
2012	2012-04-22	2012-10-02
2013	2013-05-12	2013-09-16
2014	2014-05-26	2014-09-18
2015	2015-05-29	2015-09-27
2016	2016-05-31	2016-09-19
2017	2017-05-23	2017-09-12
2018	2018-05-08	2018-09-28
2019	2019-06-05	2019-09-25
2020	2020-04-29	2020-10-04
2021	2021-04-30	2021-09-15
2022	2022-05-06	2022-09-28
2023	2023-06-18	2023-09-08
2024	2024-06-01	2024-10-04
2025	2025-05-10	2025-09-05
2026	2026-05-10	2026-10-03

Every Fixed Threshold

Fixed thresholds at Tonopah AP
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	72	105	2020	89
35 C (95 F): Days	72	47	2021	36
40 C (104 F): Days	5	4	2021	1
90 F (32.2 C): Days	72	81	2024	66
100 F (37.8 C): Days	49	13	2021	7
0 C (32 F): Ice days (max	67	31	1955	1
0 C (32 F): Frost days (min	72	187	1975	67
-10 C (14 F): Days with min	72	53	1955	2
-20 C (-4 F): Days with min	19	7	1955	1
20 C (68 F): Tropical nights (min	37	9	2017	4
10 mm (0.39 in): Days with 10 mm or more rain	66	8	1978	1
25 mm (0.98 in): Days with 25 mm or more rain	17	2	1968	1
50 mm (1.97 in): Days with 50 mm or more rain	1	1	2023	1
10 cm (3.9 in): Days with 10 cm or more snowfall	24	3	1995	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1955.

Download the Data

Data for Tonopah AP 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).

Tonopah AP Threshold Days by Year (USW00023153)

Key Facts for Tonopah AP Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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