Eau Claire Threshold Days by Year (USC00472423)

20 fixed thresholds counted per year at Eau Claire (USC00472423): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Eau Claire Thresholds

Eau Claire: days with a maximum temperature at or above 30 C (86 F) in 66 years, most in 1933 with 64.
Eau Claire: days with a maximum temperature at or below 0 C (32 F) in 66 years, most in 1893 with 108.
Eau Claire: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1938 with 41.
Eau Claire: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1938 with 15.
20 fixed thresholds have at least one qualifying day at Eau Claire.

Days at or above 30 C (86 F)

66 years with a qualifying day

Days per year at Eau Claire with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 64 in 1933.

Days at or above 30 C (86 F) per year at Eau Claire
Year	Days	Decade average
1893	28	33.4
1895	40	33.4
1896	30	33.4
1898	50	33.4
1899	19	33.4
1900	41	24.1
1901	50	24.1
1902	18	24.1
1903	4	24.1
1904	10	24.1
1905	14	24.1
1906	33	24.1
1907	8	24.1
1908	31	24.1
1909	32	24.1
1910	50	27.2
1911	34	27.2
1912	18	27.2
1913	31	27.2
1914	27	27.2
1915	5	27.2
1916	38	27.2
1917	17	27.2
1918	19	27.2
1919	33	27.2
1920	29	28
1921	51	28
1922	28	28
1923	38	28
1924	13	28
1925	33	28
1926	20	28
1927	16	28
1928	18	28
1929	34	28
1930	49	53.6
1931	58	53.6
1932	37	53.6
1933	64	53.6
1934	64	53.6
1935	47	53.6
1936	61	53.6
1937	60	53.6
1938	38	53.6
1939	58	53.6
1940	44	43
1941	50	43
1942	24	43
1943	41	43
1944	49	43
1945	25	43
1946	30	43
1947	56	43
1948	54	43
1949	57	43
1950	30	30.9
1951	22	30.9
1952	37	30.9
1953	41	30.9
1954	29	30.9
1955	48	30.9
1956	23	30.9
1957	27	30.9
1958	21	30.9
1959	31	30.9
1960	29	29

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

First to last qualifying date each year at Eau Claire
Year	First date	Last date
1893	1893-06-12	1893-09-18
1895	1895-05-09	1895-09-21
1896	1896-06-16	1896-08-30
1898	1898-06-03	1898-09-29
1899	1899-06-19	1899-08-29
1900	1900-05-11	1900-09-05
1901	1901-04-28	1901-09-06
1902	1902-04-21	1902-08-29
1903	1903-07-07	1903-07-28
1904	1904-07-15	1904-08-25
1905	1905-06-14	1905-08-29
1906	1906-06-16	1906-09-11
1907	1907-06-16	1907-08-31
1908	1908-05-17	1908-09-22
1909	1909-05-05	1909-08-27
1910	1910-04-29	1910-10-17
1911	1911-05-10	1911-08-15
1912	1912-06-24	1912-09-09
1913	1913-04-30	1913-09-07
1914	1914-05-25	1914-08-17
1915	1915-07-12	1915-07-31
1916	1916-07-05	1916-08-23
1917	1917-05-17	1917-08-22
1918	1918-05-03	1918-08-26
1919	1919-05-27	1919-09-20
1920	1920-06-07	1920-09-25
1921	1921-05-20	1921-09-09
1922	1922-05-10	1922-09-29
1923	1923-06-01	1923-09-05
1924	1924-06-14	1924-08-30
1925	1925-05-20	1925-09-20
1926	1926-05-01	1926-09-17
1927	1927-05-21	1927-09-15
1928	1928-05-09	1928-10-10
1929	1929-05-28	1929-09-04
1930	1930-05-09	1930-09-24
1931	1931-05-15	1931-09-20
1932	1932-05-14	1932-09-03
1933	1933-06-01	1933-09-09
1934	1934-05-06	1934-08-19
1935	1935-07-01	1935-09-25
1936	1936-05-06	1936-09-22
1937	1937-05-29	1937-09-23
1938	1938-05-03	1938-09-23
1939	1939-04-25	1939-09-15
1940	1940-06-01	1940-09-22
1941	1941-05-04	1941-09-21
1942	1942-04-30	1942-09-11
1943	1943-05-05	1943-09-27
1944	1944-05-16	1944-09-17
1945	1945-06-22	1945-09-09
1946	1946-05-27	1946-08-25
1947	1947-06-26	1947-10-21
1948	1948-05-20	1948-09-18
1949	1949-05-03	1949-09-03
1950	1950-05-23	1950-10-18
1951	1951-05-01	1951-08-29
1952	1952-04-28	1952-09-13
1953	1953-05-08	1953-10-02
1954	1954-06-08	1954-09-01
1955	1955-05-02	1955-09-18
1956	1956-06-08	1956-08-28
1957	1957-04-30	1957-09-01
1958	1958-05-10	1958-08-20
1959	1959-05-02	1959-09-08
1960	1960-04-22	1960-09-07

Every Fixed Threshold

Fixed thresholds at Eau Claire
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	66	64	1933	29
35 C (95 F): Days	49	24	1936	1
40 C (104 F): Days	3	7	1936	1
90 F (32.2 C): Days	63	44	1936	15
100 F (37.8 C): Days	15	12	1936	1
110 F (43.3 C): Days	1	3	1936	3
0 C (32 F): Ice days (max	66	108	1893	82
0 C (32 F): Frost days (min	65	191	1907	157
-10 C (14 F): Days with min	65	100	1893	72
-20 C (-4 F): Days with min	65	48	1917	9
-30 C (-22 F): Days with min	44	13	1899	1
-40 C (-40 F): Days with min	1	1	1899	1
20 C (68 F): Tropical nights (min	65	33	1955	15
25 C (77 F): Days with min	17	3	1931	2
10 mm (0.39 in): Days with 10 mm or more rain	66	41	1938	18
25 mm (0.98 in): Days with 25 mm or more rain	66	15	1938	5
50 mm (1.97 in): Days with 50 mm or more rain	44	6	1938	2
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1899	1
10 cm (3.9 in): Days with 10 cm or more snowfall	60	10	1893	1
25 cm (9.8 in): Days with 25 cm or more snowfall	14	2	1929	1

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 Eau Claire 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Eau Claire Threshold Days by Year (USC00472423)

Key Facts for Eau Claire Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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