Mondovi Threshold Days by Year

20 fixed thresholds counted per year at Mondovi (USC00475563): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mondovi Thresholds

Mondovi: nights with a minimum temperature at or below 0 C (32 F) in 94 years, most in 1917 with 192.
Mondovi: nights with a minimum temperature at or below -10 C (14 F) in 94 years, most in 1978 with 94.
Mondovi: nights with a minimum temperature at or below -20 C (-4 F) in 94 years, most in 1978 with 58.
Mondovi: nights with a minimum temperature at or above 20 C (68 F) in 93 years, most in 1916 with 26.
20 fixed thresholds have at least one qualifying day at Mondovi.

Days at or above 30 C (86 F)

91 years with a qualifying day

Days per year at Mondovi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 71 in 2023.

Days at or above 30 C (86 F) per year at Mondovi
Year	Days	Decade average
1909	29	29
1910	36	25.7
1911	32	25.7
1912	17	25.7
1916	41	25.7
1917	15	25.7
1918	13	25.7
1920	15	26.9
1921	41	26.9
1922	27	26.9
1923	34	26.9
1924	15	26.9
1925	33	26.9
1926	19	26.9
1929	31	26.9
1930	37	46.3
1931	49	46.3
1934	60	46.3
1935	31	46.3
1936	47	46.3
1937	54	46.3
1943	32	34.5
1944	28	34.5
1945	22	34.5
1948	56	34.5
1951	21	36.1
1952	50	36.1
1954	27	36.1
1955	57	36.1
1956	30	36.1
1957	36	36.1
1958	27	36.1
1959	41	36.1
1961	25	23.6
1964	38	23.6
1965	13	23.6
1966	33	23.6
1967	8	23.6
1968	23	23.6
1969	25	23.6
1970	25	24.3
1971	12	24.3
1974	17	24.3
1975	33	24.3
1976	36	24.3
1977	23	24.3
1978	24	24.3
1982	19	31.8
1983	45	31.8
1984	17	31.8
1985	24	31.8
1986	20	31.8
1987	41	31.8
1988	62	31.8
1989	26	31.8
1990	24	22.8
1991	33	22.8
1992	13	22.8
1993	9	22.8
1994	9	22.8
1995	41	22.8
1996	14	22.8
1997	20	22.8
1998	28	22.8
1999	37	22.8
2000	30	41.4
2001	48	41.4
2002	54	41.4
2003	56	41.4
2004	23	41.4
2005	48	41.4
2006	49	41.4
2007	55	41.4
2008	31	41.4
2009	20	41.4
2010	40	40.8
2011	48	40.8
2012	63	40.8
2013	47	40.8
2014	24	40.8
2015	26	40.8
2016	35	40.8
2017	30	40.8
2018	55	40.8
2019	40	40.8
2020	60	55.7
2021	69	55.7
2022	56	55.7
2023	71	55.7
2025	46	55.7
2026	32	55.7

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

First to last qualifying date each year at Mondovi
Year	First date	Last date
1909	1909-05-05	1909-08-27
1910	1910-06-13	1910-09-17
1911	1911-05-10	1911-09-17
1912	1912-06-24	1912-09-09
1916	1916-07-01	1916-09-04
1917	1917-07-21	1917-08-21
1918	1918-05-03	1918-08-25
1920	1920-06-09	1920-09-25
1921	1921-05-20	1921-09-03
1922	1922-05-11	1922-09-29
1923	1923-06-01	1923-09-26
1924	1924-06-14	1924-08-30
1925	1925-05-22	1925-09-19
1926	1926-05-01	1926-09-17
1929	1929-05-28	1929-09-04
1930	1930-06-21	1930-09-23
1931	1931-05-26	1931-09-20
1934	1934-04-30	1934-08-19
1935	1935-07-01	1935-09-24
1936	1936-05-06	1936-09-22
1937	1937-05-29	1937-09-23
1943	1943-05-05	1943-09-01
1944	1944-05-29	1944-09-17
1945	1945-06-23	1945-09-08
1948	1948-05-20	1948-09-19
1951	1951-05-01	1951-08-30
1952	1952-04-28	1952-09-13
1954	1954-06-09	1954-09-01
1955	1955-05-02	1955-09-18
1956	1956-06-05	1956-08-29
1957	1957-04-30	1957-09-02
1958	1958-05-11	1958-08-20
1959	1959-05-02	1959-09-08
1961	1961-06-27	1961-09-10
1964	1964-04-16	1964-09-02
1965	1965-05-02	1965-08-14
1966	1966-05-26	1966-08-31
1967	1967-06-30	1967-08-16
1968	1968-06-04	1968-08-24
1969	1969-05-27	1969-08-31
1970	1970-04-29	1970-09-07
1971	1971-06-04	1971-09-07
1974	1974-07-02	1974-08-20
1975	1975-05-19	1975-08-24
1976	1976-06-07	1976-10-01
1977	1977-04-27	1977-08-28
1978	1978-05-26	1978-09-12
1982	1982-06-28	1982-08-19
1983	1983-06-21	1983-09-10
1984	1984-06-05	1984-09-19
1985	1985-04-18	1985-09-19
1986	1986-05-31	1986-08-17
1987	1987-04-20	1987-09-05
1988	1988-05-28	1988-08-18
1989	1989-06-19	1989-08-11
1990	1990-05-07	1990-09-13
1991	1991-04-06	1991-08-31
1992	1992-05-01	1992-08-25
1993	1993-06-22	1993-08-27
1994	1994-06-14	1994-07-19
1995	1995-06-16	1995-09-06
1996	1996-06-12	1996-08-22
1997	1997-06-22	1997-10-04
1998	1998-05-14	1998-09-19
1999	1999-06-05	1999-09-04
2000	2000-05-04	2000-09-18
2001	2001-05-15	2001-08-26
2002	2002-04-15	2002-09-10
2003	2003-04-14	2003-10-07
2004	2004-04-28	2004-09-05
2005	2005-06-07	2005-10-03
2006	2006-05-24	2006-08-21
2007	2007-04-29	2007-10-07
2008	2008-06-20	2008-09-02
2009	2009-04-24	2009-08-15
2010	2010-05-24	2010-10-08
2011	2011-05-30	2011-09-13
2012	2012-05-18	2012-09-12
2013	2013-05-14	2013-09-12
2014	2014-05-26	2014-08-26
2015	2015-06-09	2015-09-06
2016	2016-05-06	2016-08-18
2017	2017-06-02	2017-09-25
2018	2018-05-16	2018-09-19
2019	2019-05-31	2019-09-30
2020	2020-05-26	2020-09-23
2021	2021-04-05	2021-10-01
2022	2022-05-12	2022-09-21
2023	2023-04-12	2023-10-03
2025	2025-05-11	2025-10-04
2026	2026-05-24	2026-08-31

Every Fixed Threshold

Fixed thresholds at Mondovi
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	91	71	2023	32
35 C (95 F): Days	53	22	1988	4
40 C (104 F): Days	3	4	1934	1
90 F (32.2 C): Days	88	45	2012	11
100 F (37.8 C): Days	18	9	1931	1
110 F (43.3 C): Days	1	1	1936	1
0 C (32 F): Ice days (max	91	95	1917	30
0 C (32 F): Frost days (min	94	192	1917	63
-10 C (14 F): Days with min	94	94	1978	30
-20 C (-4 F): Days with min	94	58	1978	12
-30 C (-22 F): Days with min	76	17	1912	2
-40 C (-40 F): Days with min	6	1	1912	1
20 C (68 F): Tropical nights (min	93	26	1916	1
25 C (77 F): Days with min	22	4	1988	2
10 mm (0.39 in): Days with 10 mm or more rain	88	39	1954	24
25 mm (0.98 in): Days with 25 mm or more rain	88	15	1922	9
50 mm (1.97 in): Days with 50 mm or more rain	60	4	1925	2
100 mm (3.94 in): Days with 100 mm or more rain	10	1	1920	1
10 cm (3.9 in): Days with 10 cm or more snowfall	78	13	2019	1
25 cm (9.8 in): Days with 25 cm or more snowfall	20	2	1918	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

Data for Mondovi 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Mondovi Threshold Days by Year

Key Facts for Mondovi Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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