U of Mn St Paul Threshold Days by Year (USC00218450)

18 fixed thresholds counted per year at U of Mn St Paul (USC00218450): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for U of Mn St Paul Thresholds

U of Mn St Paul: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 2024 with 37.
U of Mn St Paul: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 2016 with 13.
U of Mn St Paul: days with a maximum temperature at or above 30 C (86 F) in 64 years, most in 1988 with 70.
U of Mn St Paul: days with a maximum temperature at or above 90 F (32.2 C) in 64 years, most in 1988 with 48.
18 fixed thresholds have at least one qualifying day at U of Mn St Paul.

Days at or above 30 C (86 F)

64 years with a qualifying day

Days per year at U of Mn St Paul with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 70 in 1988.

Days at or above 30 C (86 F) per year at U of Mn St Paul
Year	Days	Decade average
1963	26	25.4
1964	42	25.4
1965	12	25.4
1966	35	25.4
1967	13	25.4
1968	23	25.4
1969	27	25.4
1970	48	34.2
1971	22	34.2
1972	26	34.2
1973	28	34.2
1974	27	34.2
1975	45	34.2
1976	53	34.2
1977	33	34.2
1978	37	34.2
1979	23	34.2
1980	40	36.3
1981	19	36.3
1982	28	36.3
1983	49	36.3
1984	25	36.3
1985	25	36.3
1986	27	36.3
1987	50	36.3
1988	70	36.3
1989	30	36.3
1990	30	26.6
1991	37	26.6
1992	15	26.6
1993	12	26.6
1994	22	26.6
1995	40	26.6
1996	22	26.6
1997	21	26.6
1998	35	26.6
1999	32	26.6
2000	28	32.8
2001	41	32.8
2002	40	32.8
2003	39	32.8
2004	21	32.8
2005	42	32.8
2006	32	32.8
2007	52	32.8
2008	25	32.8
2009	8	32.8
2010	27	22.9
2011	27	22.9
2012	45	22.9
2013	22	22.9
2014	12	22.9
2015	10	22.9
2016	17	22.9
2017	16	22.9
2018	45	22.9
2019	8	22.9
2020	25	27.7
2021	35	27.7
2022	25	27.7
2023	38	27.7
2024	13	27.7
2025	20	27.7
2026	38	27.7

For each year, a bar from the first to the last day at U of Mn St Paul meeting 30 C (86 F).

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

Every Fixed Threshold

Fixed thresholds at U of Mn St Paul
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	64	70	1988	38
35 C (95 F): Days	40	18	1988	2
40 C (104 F): Days	1	2	1988	2
90 F (32.2 C): Days	64	48	1988	12
100 F (37.8 C): Days	6	4	1988	1
0 C (32 F): Ice days (max	64	104	1975	45
0 C (32 F): Frost days (min	64	182	2013	96
-10 C (14 F): Days with min	64	96	2014	41
-20 C (-4 F): Days with min	64	44	2022	11
-30 C (-22 F): Days with min	27	6	1996	2
20 C (68 F): Tropical nights (min	64	48	2018	16
25 C (77 F): Days with min	25	4	1988	1
10 mm (0.39 in): Days with 10 mm or more rain	66	37	2024	17
25 mm (0.98 in): Days with 25 mm or more rain	66	13	2016	4
50 mm (1.97 in): Days with 50 mm or more rain	45	3	1978	1
100 mm (3.94 in): Days with 100 mm or more rain	6	1	1987	1
10 cm (3.9 in): Days with 10 cm or more snowfall	15	11	2019	2
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	2012	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.

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Data for U of Mn St Paul 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).

U of Mn St Paul Threshold Days by Year (USC00218450)

Key Facts for U of Mn St Paul Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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