Wessington Springs Threshold Days by Year (USC00399070)

19 fixed thresholds counted per year at Wessington Springs (USC00399070): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wessington Springs Thresholds

Wessington Springs: days with 10 mm (0.39 in) or more of precipitation in 79 years, most in 1962 with 31.
Wessington Springs: days with 25 mm (0.98 in) or more of precipitation in 79 years, most in 2004 with 12.
Wessington Springs: days with 10 cm (3.9 in) or more of snowfall in 71 years, most in 2019 with 9.
Wessington Springs: nights with a minimum temperature at or below 0 C (32 F) in 69 years, most in 2013 with 192.
19 fixed thresholds have at least one qualifying day at Wessington Springs.

Days at or above 30 C (86 F)

68 years with a qualifying day

Days per year at Wessington Springs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 85 in 1894.

Days at or above 30 C (86 F) per year at Wessington Springs
Year	Days	Decade average
1893	61	56
1894	85	56
1895	52	56
1899	26	56
1911	58	58
1962	22	41
1963	42	41
1964	44	41
1965	39	41
1966	49	41
1967	48	41
1968	42	41
1969	42	41
1970	68	53
1971	53	53
1972	35	53
1973	55	53
1974	54	53
1975	50	53
1976	71	53
1977	47	53
1978	56	53
1979	41	53
1980	67	56.3
1981	54	56.3
1983	66	56.3
1984	41	56.3
1985	43	56.3
1986	39	56.3
1987	58	56.3
1988	73	56.3
1989	66	56.3
1990	64	43.6
1991	63	43.6
1992	22	43.6
1993	18	43.6
1994	48	43.6
1995	53	43.6
1996	42	43.6
1997	32	43.6
1998	54	43.6
1999	40	43.6
2000	60	48.6
2001	56	48.6
2002	53	48.6
2003	53	48.6
2004	32	48.6
2005	58	48.6
2006	63	48.6
2007	51	48.6
2008	38	48.6
2009	22	48.6
2010	47	39
2011	40	39
2012	70	39
2013	36	39
2014	17	39
2016	41	39
2017	36	39
2018	38	39
2019	26	39
2020	48	49.1
2021	57	49.1
2022	52	49.1
2023	54	49.1
2024	31	49.1
2025	48	49.1
2026	54	49.1

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

First to last qualifying date each year at Wessington Springs
Year	First date	Last date
1893	1893-06-07	1893-09-21
1894	1894-05-11	1894-09-28
1895	1895-04-26	1895-09-20
1899	1899-05-11	1899-09-12
1911	1911-05-09	1911-09-22
1962	1962-04-24	1962-09-11
1963	1963-05-07	1963-10-05
1964	1964-04-16	1964-09-09
1965	1965-04-29	1965-09-02
1966	1966-05-25	1966-09-09
1967	1967-05-22	1967-09-25
1968	1968-04-30	1968-09-14
1969	1969-05-26	1969-09-15
1970	1970-05-17	1970-10-05
1971	1971-06-16	1971-09-14
1972	1972-05-20	1972-09-19
1973	1973-05-20	1973-09-01
1974	1974-06-18	1974-10-10
1975	1975-05-19	1975-10-07
1976	1976-06-05	1976-09-18
1977	1977-04-09	1977-09-05
1978	1978-06-15	1978-09-26
1979	1979-05-28	1979-09-26
1980	1980-04-20	1980-10-09
1981	1981-05-02	1981-09-20
1983	1983-05-27	1983-09-27
1984	1984-07-02	1984-09-21
1985	1985-04-18	1985-09-03
1986	1986-06-04	1986-09-01
1987	1987-04-29	1987-09-27
1988	1988-05-19	1988-09-18
1989	1989-04-22	1989-10-01
1990	1990-04-22	1990-10-05
1991	1991-04-06	1991-10-16
1992	1992-04-05	1992-10-22
1993	1993-06-11	1993-10-06
1994	1994-04-18	1994-09-19
1995	1995-06-06	1995-09-16
1996	1996-04-10	1996-09-09
1997	1997-05-18	1997-10-03
1998	1998-05-15	1998-09-29
1999	1999-06-08	1999-09-01
2000	2000-05-05	2000-10-01
2001	2001-04-29	2001-10-03
2002	2002-05-30	2002-09-17
2003	2003-04-15	2003-10-19
2004	2004-04-29	2004-09-20
2005	2005-06-07	2005-10-01
2006	2006-05-19	2006-10-08
2007	2007-05-14	2007-10-07
2008	2008-06-25	2008-09-27
2009	2009-04-24	2009-08-15
2010	2010-05-23	2010-10-09
2011	2011-06-07	2011-10-05
2012	2012-03-19	2012-09-16
2013	2013-05-14	2013-10-01
2014	2014-05-28	2014-09-27
2016	2016-05-07	2016-09-24
2017	2017-06-03	2017-09-14
2018	2018-05-25	2018-09-17
2019	2019-06-05	2019-09-18
2020	2020-06-02	2020-10-10
2021	2021-04-06	2021-09-29
2022	2022-05-12	2022-09-20
2023	2023-04-11	2023-10-03
2024	2024-04-14	2024-09-30
2025	2025-05-10	2025-10-05
2026	2026-04-17	2026-10-11

Every Fixed Threshold

Fixed thresholds at Wessington Springs
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	68	85	1894	54
35 C (95 F): Days	66	34	1894	15
40 C (104 F): Days	22	6	2006	1
90 F (32.2 C): Days	68	60	1894	35
100 F (37.8 C): Days	47	14	1988	3
110 F (43.3 C): Days	3	1	1894	1
0 C (32 F): Ice days (max	68	98	2019	31
0 C (32 F): Frost days (min	69	192	2013	101
-10 C (14 F): Days with min	69	93	2013	31
-20 C (-4 F): Days with min	69	46	1899	9
-30 C (-22 F): Days with min	23	12	1899	2
20 C (68 F): Tropical nights (min	69	30	2002	20
25 C (77 F): Days with min	16	4	2011	1
10 mm (0.39 in): Days with 10 mm or more rain	79	31	1962	19
25 mm (0.98 in): Days with 25 mm or more rain	79	12	2004	5
50 mm (1.97 in): Days with 50 mm or more rain	45	5	2007	2
100 mm (3.94 in): Days with 100 mm or more rain	4	2	2010	1
10 cm (3.9 in): Days with 10 cm or more snowfall	71	9	2019	2
25 cm (9.8 in): Days with 25 cm or more snowfall	15	2	1893	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

Data for Wessington Springs 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).

Wessington Springs Threshold Days by Year (USC00399070)

Key Facts for Wessington Springs Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related