Shenandoah Threshold Days by Year

19 fixed thresholds counted per year at Shenandoah (USC00137613): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Shenandoah Thresholds

Shenandoah: days with a maximum temperature at or above 30 C (86 F) in 90 years, most in 1936 with 102.
Shenandoah: days with a maximum temperature at or above 90 F (32.2 C) in 90 years, most in 1936 with 75.
Shenandoah: days with a maximum temperature at or below 0 C (32 F) in 90 years, most in 1978 with 66.
Shenandoah: nights with a minimum temperature at or below 0 C (32 F) in 90 years, most in 2022 with 162.
19 fixed thresholds have at least one qualifying day at Shenandoah.

Days at or above 30 C (86 F)

90 years with a qualifying day

Days per year at Shenandoah with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 102 in 1936.

Days at or above 30 C (86 F) per year at Shenandoah
Year	Days	Decade average
1935	69	90.6
1936	102	90.6
1937	86	90.6
1938	100	90.6
1939	96	90.6
1940	74	69.9
1941	77	69.9
1942	70	69.9
1943	76	69.9
1944	74	69.9
1945	47	69.9
1946	59	69.9
1947	77	69.9
1948	81	69.9
1949	64	69.9
1950	43	68.8
1951	41	68.8
1952	76	68.8
1953	88	68.8
1954	87	68.8
1955	85	68.8
1956	78	68.8
1957	56	68.8
1958	58	68.8
1959	76	68.8
1960	63	67.2
1961	64	67.2
1962	79	67.2
1963	90	67.2
1964	73	67.2
1965	62	67.2
1966	61	67.2
1967	49	67.2
1968	70	67.2
1969	61	67.2
1970	82	63.2
1971	68	63.2
1972	56	63.2
1973	57	63.2
1974	55	63.2
1975	72	63.2
1976	61	63.2
1977	54	63.2
1978	66	63.2
1979	61	63.2
1980	95	68.1
1981	59	68.1
1982	49	68.1
1983	98	68.1
1984	76	68.1
1985	60	68.1
1986	63	68.1
1989	45	68.1
1990	44	52
1991	69	52
1992	30	52
1993	32	52
1994	59	52
1995	70	52
1996	37	52
1997	57	52
1998	68	52
1999	54	52
2000	67	63.1
2001	65	63.1
2002	85	63.1
2003	74	63.1
2004	43	63.1
2005	80	63.1
2006	65	63.1
2007	75	63.1
2008	48	63.1
2009	29	63.1
2010	71	61.5
2011	64	61.5
2012	93	61.5
2013	62	61.5
2014	36	61.5
2015	47	61.5
2016	65	61.5
2017	53	61.5
2018	64	61.5
2019	60	61.5
2020	68	64.6
2021	67	64.6
2022	66	64.6
2023	57	64.6
2024	57	64.6
2025	63	64.6
2026	74	64.6

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

First to last qualifying date each year at Shenandoah
Year	First date	Last date
1935	1935-06-12	1935-09-24
1936	1936-04-13	1936-09-22
1937	1937-05-20	1937-10-30
1938	1938-03-21	1938-10-17
1939	1939-04-23	1939-10-24
1940	1940-05-05	1940-10-25
1941	1941-05-14	1941-10-06
1942	1942-04-29	1942-10-08
1943	1943-03-30	1943-09-05
1944	1944-05-12	1944-09-18
1945	1945-05-20	1945-09-23
1946	1946-03-31	1946-09-26
1947	1947-05-14	1947-10-21
1948	1948-04-18	1948-09-20
1949	1949-04-25	1949-10-08
1950	1950-04-22	1950-10-31
1951	1951-04-28	1951-10-03
1952	1952-04-29	1952-09-30
1953	1953-04-22	1953-10-18
1954	1954-04-06	1954-10-03
1955	1955-04-18	1955-10-11
1956	1956-04-01	1956-10-12
1957	1957-06-04	1957-09-01
1958	1958-04-17	1958-10-16
1959	1959-05-01	1959-09-20
1960	1960-04-22	1960-10-11
1961	1961-04-20	1961-09-10
1962	1962-04-21	1962-10-11
1963	1963-05-07	1963-10-19
1964	1964-04-03	1964-09-09
1965	1965-04-22	1965-10-10
1966	1966-05-04	1966-10-14
1967	1967-04-16	1967-10-04
1968	1968-03-30	1968-09-21
1969	1969-05-04	1969-10-05
1970	1970-04-27	1970-09-21
1971	1971-06-03	1971-10-01
1972	1972-04-06	1972-09-20
1973	1973-05-21	1973-09-22
1974	1974-05-20	1974-09-26
1975	1975-05-18	1975-10-14
1976	1976-06-08	1976-10-03
1977	1977-05-25	1977-08-27
1978	1978-05-24	1978-09-18
1979	1979-05-17	1979-10-20
1980	1980-04-20	1980-10-10
1981	1981-04-02	1981-09-30
1982	1982-05-04	1982-10-06
1983	1983-05-24	1983-10-03
1984	1984-06-01	1984-09-20
1985	1985-04-18	1985-09-20
1986	1986-03-28	1986-09-27
1989	1989-04-22	1989-10-14
1990	1990-06-06	1990-10-06
1991	1991-04-06	1991-10-24
1992	1992-04-15	1992-09-17
1993	1993-05-28	1993-09-13
1994	1994-04-18	1994-10-01
1995	1995-06-07	1995-10-13
1996	1996-04-12	1996-09-06
1997	1997-05-17	1997-10-07
1998	1998-04-26	1998-09-30
1999	1999-06-05	1999-10-28
2000	2000-04-06	2000-10-02
2001	2001-04-09	2001-09-13
2002	2002-04-15	2002-10-02
2003	2003-04-02	2003-10-22
2004	2004-04-17	2004-09-23
2005	2005-05-11	2005-10-19
2006	2006-04-14	2006-10-04
2007	2007-04-30	2007-10-08
2008	2008-05-02	2008-09-02
2009	2009-04-25	2009-08-15
2010	2010-04-02	2010-10-09
2011	2011-04-10	2011-10-05
2012	2012-04-01	2012-09-20
2013	2013-05-15	2013-10-03
2014	2014-05-08	2014-09-05
2015	2015-03-17	2015-10-12
2016	2016-05-07	2016-10-18
2017	2017-05-09	2017-10-03
2018	2018-05-09	2018-10-04
2019	2019-04-22	2019-10-02
2020	2020-04-08	2020-10-12
2021	2021-04-27	2021-10-09
2022	2022-04-13	2022-09-25
2023	2023-04-05	2023-10-03
2024	2024-04-14	2024-10-12
2025	2025-05-11	2025-10-05
2026	2026-03-21	2026-10-13

Every Fixed Threshold

Fixed thresholds at Shenandoah
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	90	102	1936	74
35 C (95 F): Days	87	59	1936	12
40 C (104 F): Days	17	21	1936	1
90 F (32.2 C): Days	90	75	1936	38
100 F (37.8 C): Days	47	38	1936	1
110 F (43.3 C): Days	1	3	1936	3
0 C (32 F): Ice days (max	90	66	1978	18
0 C (32 F): Frost days (min	90	162	2022	75
-10 C (14 F): Days with min	90	66	1978	26
-20 C (-4 F): Days with min	87	26	1936	5
-30 C (-22 F): Days with min	13	6	1936	2
20 C (68 F): Tropical nights (min	90	55	1936	41
25 C (77 F): Days with min	53	10	1936	4
10 mm (0.39 in): Days with 10 mm or more rain	89	41	1951	34
25 mm (0.98 in): Days with 25 mm or more rain	89	18	1993	10
50 mm (1.97 in): Days with 50 mm or more rain	73	6	2007	4
100 mm (3.94 in): Days with 100 mm or more rain	8	1	1950	1
10 cm (3.9 in): Days with 10 cm or more snowfall	70	6	1948	1
25 cm (9.8 in): Days with 25 cm or more snowfall	9	2	1942	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1935.

Download the Data

Data for Shenandoah 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Shenandoah Threshold Days by Year

Key Facts for Shenandoah Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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