Coldwater Threshold Days by Year (CA006111766)

17 fixed thresholds counted per year at Coldwater (CA006111766): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Coldwater Thresholds

Coldwater: days with a maximum temperature at or above 30 C (86 F) in 49 years, most in 1913 with 37.
Coldwater: days with a maximum temperature at or below 0 C (32 F) in 49 years, most in 1886 with 98.
Coldwater: nights with a minimum temperature at or below 0 C (32 F) in 49 years, most in 1910 with 225.
Coldwater: nights with a minimum temperature at or below -10 C (14 F) in 49 years, most in 1904 with 99.
17 fixed thresholds have at least one qualifying day at Coldwater.

Days at or above 30 C (86 F)

49 years with a qualifying day

Days per year at Coldwater with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 37 in 1913.

Days at or above 30 C (86 F) per year at Coldwater
Year	Days	Decade average
1886	29	23.5
1887	34	23.5
1888	18	23.5
1889	13	23.5
1890	7	18.5
1891	17	18.5
1892	23	18.5
1893	19	18.5
1894	26	18.5
1895	34	18.5
1896	18	18.5
1897	15	18.5
1898	15	18.5
1899	11	18.5
1900	19	12.4
1901	10	12.4
1902	8	12.4
1904	3	12.4
1907	10	12.4
1908	21	12.4
1909	16	12.4
1910	9	15.6
1912	15	15.6
1913	37	15.6
1914	16	15.6
1915	1	15.6
1916	21	15.6
1917	10	15.6
1921	25	25
1930	10	15.9
1931	18	15.9
1932	7	15.9
1933	20	15.9
1934	16	15.9
1936	17	15.9
1937	27	15.9
1938	12	15.9
1941	21	17.1
1942	9	17.1
1943	14	17.1
1944	16	17.1
1945	8	17.1
1946	12	17.1
1947	26	17.1
1948	18	17.1
1949	30	17.1
1950	6	8.3
1951	2	8.3
1952	17	8.3

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

First to last qualifying date each year at Coldwater
Year	First date	Last date
1886	1886-06-13	1886-09-11
1887	1887-05-09	1887-09-05
1888	1888-05-23	1888-07-30
1889	1889-05-07	1889-09-03
1890	1890-06-30	1890-09-07
1891	1891-06-09	1891-10-04
1892	1892-06-01	1892-09-24
1893	1893-06-14	1893-08-25
1894	1894-06-10	1894-09-15
1895	1895-05-04	1895-09-22
1896	1896-06-06	1896-09-10
1897	1897-07-02	1897-09-09
1898	1898-06-24	1898-09-04
1899	1899-06-05	1899-08-31
1900	1900-06-26	1900-09-26
1901	1901-06-26	1901-08-23
1902	1902-05-04	1902-09-15
1904	1904-06-24	1904-07-17
1907	1907-06-17	1907-08-15
1908	1908-05-27	1908-09-26
1909	1909-06-21	1909-09-14
1910	1910-06-16	1910-07-24
1912	1912-07-02	1912-09-06
1913	1913-05-03	1913-09-08
1914	1914-05-25	1914-09-22
1915	1915-09-14	1915-09-14
1916	1916-07-11	1916-08-21
1917	1917-07-21	1917-08-01
1921	1921-06-22	1921-09-10
1930	1930-06-05	1930-08-04
1931	1931-06-19	1931-09-13
1932	1932-06-19	1932-08-31
1933	1933-06-08	1933-09-07
1934	1934-06-03	1934-08-17
1936	1936-05-09	1936-09-15
1937	1937-05-31	1937-09-03
1938	1938-07-08	1938-08-20
1941	1941-06-20	1941-09-22
1942	1942-06-10	1942-09-17
1943	1943-06-05	1943-08-24
1944	1944-05-04	1944-08-16
1945	1945-06-29	1945-09-06
1946	1946-06-24	1946-08-08
1947	1947-06-10	1947-09-10
1948	1948-06-03	1948-09-17
1949	1949-05-06	1949-08-27
1950	1950-06-08	1950-08-24
1951	1951-07-25	1951-08-29
1952	1952-06-08	1952-09-14

Every Fixed Threshold

Fixed thresholds at Coldwater
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	49	37	1913	17
35 C (95 F): Days	18	4	1913	1
90 F (32.2 C): Days	45	17	1913	1
0 C (32 F): Ice days (max	49	98	1886	55
0 C (32 F): Frost days (min	49	225	1910	165
-10 C (14 F): Days with min	49	99	1904	40
-20 C (-4 F): Days with min	49	54	1934	12
-30 C (-22 F): Days with min	42	15	1912	2
-40 C (-40 F): Days with min	8	6	1912	1
20 C (68 F): Tropical nights (min	36	16	1890	5
25 C (77 F): Days with min	2	1	1917	1
10 mm (0.39 in): Days with 10 mm or more rain	38	49	1951	49
25 mm (0.98 in): Days with 25 mm or more rain	38	11	1884	11
50 mm (1.97 in): Days with 50 mm or more rain	12	1	1888	1
10 cm (3.9 in): Days with 10 cm or more snowfall	44	22	1951	22
25 cm (9.8 in): Days with 25 cm or more snowfall	26	4	1902	1
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1891	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1886.

Download the Data

Data for Coldwater 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).

Coldwater Threshold Days by Year (CA006111766)

Key Facts for Coldwater Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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