Wallaceburg Threshold Days by Year (CA006139265)

18 fixed thresholds counted per year at Wallaceburg (CA006139265): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wallaceburg Thresholds

Wallaceburg: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1929 with 43.
Wallaceburg: days with 25 mm (0.98 in) or more of precipitation in 62 years, most in 1929 with 14.
Wallaceburg: days with a maximum temperature at or above 30 C (86 F) in 48 years, most in 1929 with 55.
Wallaceburg: days with a maximum temperature at or below 0 C (32 F) in 48 years, most in 1929 with 91.
18 fixed thresholds have at least one qualifying day at Wallaceburg.

Days at or above 30 C (86 F)

48 years with a qualifying day

Days per year at Wallaceburg with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 55 in 1929.

Days at or above 30 C (86 F) per year at Wallaceburg
Year	Days	Decade average
1906	31	20.3
1907	4	20.3
1908	26	20.3
1910	29	20.9
1913	27	20.9
1914	22	20.9
1915	5	20.9
1916	26	20.9
1917	14	20.9
1918	23	20.9
1920	15	32.3
1923	16	32.3
1924	43	32.3
1929	55	32.3
1930	21	29.3
1936	42	29.3
1938	23	29.3
1939	31	29.3
1940	22	26.8
1941	33	26.8
1942	21	26.8
1943	28	26.8
1944	41	26.8
1945	19	26.8
1946	20	26.8
1947	26	26.8
1948	22	26.8
1949	36	26.8
1950	11	19.8
1951	5	19.8
1952	31	19.8
1953	25	19.8
1954	22	19.8
1955	42	19.8
1956	10	19.8
1957	12	19.8
1958	6	19.8
1959	34	19.8
1960	10	19.7
1961	19	19.7
1963	30	19.7
1971	28	21.7
1972	14	21.7
1973	23	21.7
1980	14	18
1981	12	18
1982	12	18
1983	34	18

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

First to last qualifying date each year at Wallaceburg
Year	First date	Last date
1906	1906-05-17	1906-09-19
1907	1907-06-18	1907-07-17
1908	1908-05-26	1908-09-26
1910	1910-06-16	1910-08-30
1913	1913-06-15	1913-09-01
1914	1914-06-07	1914-09-22
1915	1915-04-25	1915-09-14
1916	1916-07-02	1916-09-07
1917	1917-07-23	1917-08-19
1918	1918-05-26	1918-08-23
1920	1920-07-14	1920-08-21
1923	1923-07-17	1923-08-11
1924	1924-05-31	1924-08-17
1929	1929-05-28	1929-09-06
1930	1930-06-04	1930-09-13
1936	1936-05-10	1936-09-23
1938	1938-06-20	1938-08-20
1939	1939-05-31	1939-09-16
1940	1940-06-03	1940-09-20
1941	1941-05-05	1941-09-22
1942	1942-05-30	1942-09-18
1943	1943-06-02	1943-09-01
1944	1944-05-26	1944-09-19
1945	1945-06-14	1945-09-07
1946	1946-06-24	1946-09-18
1947	1947-06-10	1947-09-19
1948	1948-06-04	1948-09-05
1949	1949-05-06	1949-08-28
1950	1950-06-08	1950-08-28
1951	1951-07-16	1951-08-31
1952	1952-06-06	1952-09-13
1953	1953-06-05	1953-09-04
1954	1954-06-10	1954-09-05
1955	1955-06-05	1955-09-19
1956	1956-06-11	1956-07-27
1957	1957-06-16	1957-08-11
1958	1958-07-02	1958-08-06
1959	1959-06-08	1959-09-09
1960	1960-07-11	1960-09-08
1961	1961-06-12	1961-09-13
1963	1963-06-05	1963-10-07
1971	1971-05-18	1971-09-08
1972	1972-06-14	1972-09-01
1973	1973-06-11	1973-09-04
1980	1980-06-25	1980-08-29
1981	1981-06-15	1981-08-04
1982	1982-05-18	1982-09-14
1983	1983-06-12	1983-09-10

Every Fixed Threshold

Fixed thresholds at Wallaceburg
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	48	55	1929	34
35 C (95 F): Days	19	9	1936	2
40 C (104 F): Days	1	1	1918	1
90 F (32.2 C): Days	42	22	1929	5
100 F (37.8 C): Days	3	7	1936	1
0 C (32 F): Ice days (max	48	91	1929	53
0 C (32 F): Frost days (min	47	167	1917	130
-10 C (14 F): Days with min	47	64	1929	44
-20 C (-4 F): Days with min	33	12	1917	8
-30 C (-22 F): Days with min	2	1	1915	1
20 C (68 F): Tropical nights (min	47	32	1949	9
25 C (77 F): Days with min	11	3	1955	1
10 mm (0.39 in): Days with 10 mm or more rain	63	43	1929	29
25 mm (0.98 in): Days with 25 mm or more rain	62	14	1929	4
50 mm (1.97 in): Days with 50 mm or more rain	19	2	1930	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1930	1
10 cm (3.9 in): Days with 10 cm or more snowfall	45	8	1951	1
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1906	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

Data for Wallaceburg 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).

Wallaceburg Threshold Days by Year (CA006139265)

Key Facts for Wallaceburg Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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