Owen Sound Threshold Days by Year (CA006116128)

17 fixed thresholds counted per year at Owen Sound (CA006116128): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Owen Sound Thresholds

Owen Sound: days with 10 cm (3.9 in) or more of snowfall in 72 years, most in 1903 with 19.
Owen Sound: nights with a minimum temperature at or below 0 C (32 F) in 71 years, most in 1883 with 197.
Owen Sound: nights with a minimum temperature at or below -10 C (14 F) in 71 years, most in 1885 with 99.
Owen Sound: days with a maximum temperature at or below 0 C (32 F) in 69 years, most in 1926 with 99.
17 fixed thresholds have at least one qualifying day at Owen Sound.

Days at or above 30 C (86 F)

67 years with a qualifying day

Days per year at Owen Sound with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 34 in 1949.

Days at or above 30 C (86 F) per year at Owen Sound
Year	Days	Decade average
1879	18	18
1880	13	8.3
1881	20	8.3
1882	5	8.3
1883	1	8.3
1884	10	8.3
1888	4	8.3
1889	5	8.3
1890	5	15.6
1891	8	15.6
1892	5	15.6
1893	9	15.6
1894	24	15.6
1895	32	15.6
1896	20	15.6
1897	15	15.6
1898	20	15.6
1899	18	15.6
1900	30	16.3
1901	20	16.3
1902	7	16.3
1903	3	16.3
1904	7	16.3
1905	12	16.3
1906	25	16.3
1907	11	16.3
1908	27	16.3
1909	21	16.3
1916	19	13
1917	7	13
1918	11	13
1919	15	13
1921	19	6.1
1922	3	6.1
1923	4	6.1
1924	1	6.1
1925	12	6.1
1926	4	6.1
1927	3	6.1
1928	2	6.1
1929	7	6.1
1930	2	9.5
1931	17	9.5
1932	2	9.5
1933	16	9.5
1934	9	9.5
1935	7	9.5
1936	11	9.5
1937	14	9.5
1938	7	9.5
1939	10	9.5
1940	9	14.3
1941	17	14.3
1942	6	14.3
1943	9	14.3
1944	13	14.3
1946	8	14.3
1947	18	14.3
1949	34	14.3
1950	5	11
1952	20	11
1953	14	11
1954	5	11
1955	31	11
1956	3	11
1957	7	11
1958	3	11

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

First to last qualifying date each year at Owen Sound
Year	First date	Last date
1879	1879-05-12	1879-10-07
1880	1880-05-25	1880-08-27
1881	1881-05-08	1881-09-06
1882	1882-07-25	1882-08-16
1883	1883-08-22	1883-08-22
1884	1884-06-30	1884-09-09
1888	1888-06-21	1888-08-03
1889	1889-05-07	1889-09-15
1890	1890-07-14	1890-09-07
1891	1891-06-10	1891-08-20
1892	1892-06-12	1892-08-18
1893	1893-06-19	1893-08-11
1894	1894-06-14	1894-09-03
1895	1895-05-04	1895-09-22
1896	1896-05-09	1896-09-10
1897	1897-07-02	1897-09-09
1898	1898-06-07	1898-10-02
1899	1899-06-04	1899-09-02
1900	1900-06-06	1900-10-06
1901	1901-06-05	1901-09-06
1902	1902-07-05	1902-08-31
1903	1903-07-01	1903-07-08
1904	1904-06-09	1904-07-18
1905	1905-06-15	1905-09-30
1906	1906-05-16	1906-09-17
1907	1907-06-18	1907-08-19
1908	1908-05-25	1908-09-27
1909	1909-06-21	1909-09-14
1916	1916-07-11	1916-08-22
1917	1917-07-23	1917-08-05
1918	1918-07-21	1918-08-21
1919	1919-06-02	1919-09-08
1921	1921-05-21	1921-09-02
1922	1922-07-10	1922-09-08
1923	1923-06-18	1923-07-20
1924	1924-07-20	1924-07-20
1925	1925-06-02	1925-08-30
1926	1926-07-08	1926-07-21
1927	1927-06-30	1927-07-13
1928	1928-07-08	1928-07-09
1929	1929-05-29	1929-09-05
1930	1930-07-28	1930-09-12
1931	1931-05-28	1931-09-13
1932	1932-08-30	1932-08-31
1933	1933-06-08	1933-08-06
1934	1934-06-01	1934-09-26
1935	1935-07-05	1935-07-22
1936	1936-05-10	1936-09-15
1937	1937-05-31	1937-09-03
1938	1938-07-08	1938-08-15
1939	1939-06-07	1939-09-15
1940	1940-06-07	1940-08-17
1941	1941-06-20	1941-08-08
1942	1942-07-13	1942-09-17
1943	1943-06-15	1943-09-01
1944	1944-05-26	1944-08-08
1946	1946-06-25	1946-08-08
1947	1947-06-10	1947-09-10
1949	1949-05-04	1949-08-27
1950	1950-06-08	1950-08-24
1952	1952-06-08	1952-09-14
1953	1953-06-19	1953-09-04
1954	1954-06-12	1954-08-23
1955	1955-06-06	1955-09-18
1956	1956-06-11	1956-07-01
1957	1957-06-16	1957-08-24
1958	1958-08-05	1958-08-12

Every Fixed Threshold

Fixed thresholds at Owen Sound
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	67	34	1949	3
35 C (95 F): Days	16	6	1900	1
90 F (32.2 C): Days	49	14	1949	10
0 C (32 F): Ice days (max	69	99	1926	78
0 C (32 F): Frost days (min	71	197	1883	125
-10 C (14 F): Days with min	71	99	1885	41
-20 C (-4 F): Days with min	67	42	1885	21
-30 C (-22 F): Days with min	16	4	1884	1
20 C (68 F): Tropical nights (min	60	13	1947	3
25 C (77 F): Days with min	1	1	1946	1
10 mm (0.39 in): Days with 10 mm or more rain	69	43	1880	27
25 mm (0.98 in): Days with 25 mm or more rain	66	13	1954	4
50 mm (1.97 in): Days with 50 mm or more rain	26	3	1883	2
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1883	1
10 cm (3.9 in): Days with 10 cm or more snowfall	72	19	1903	8
25 cm (9.8 in): Days with 25 cm or more snowfall	28	4	1898	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 1879.

Download the Data

Data for Owen Sound 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).

Owen Sound Threshold Days by Year (CA006116128)

Key Facts for Owen Sound Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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