Corner Brook Threshold Days by Year (CA008401300)

14 fixed thresholds counted per year at Corner Brook (CA008401300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Corner Brook Thresholds

Corner Brook: days with a maximum temperature at or below 0 C (32 F) in 47 years, most in 1972 with 100.
Corner Brook: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1976 with 49.
Corner Brook: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1979 with 9.
Corner Brook: days with 10 cm (3.9 in) or more of snowfall in 47 years, most in 1955 with 21.
14 fixed thresholds have at least one qualifying day at Corner Brook.

Days at or above 30 C (86 F)

23 years with a qualifying day

Days per year at Corner Brook with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 17 in 1936.

Days at or above 30 C (86 F) per year at Corner Brook
Year	Days	Decade average
1934	6	5.8
1936	17	5.8
1937	4	5.8
1938	1	5.8
1939	1	5.8
1940	1	1.5
1944	3	1.5
1947	1	1.5
1948	1	1.5
1951	4	2.3
1953	1	2.3
1955	2	2.3
1959	2	2.3
1962	1	1
1964	1	1
1970	5	2.2
1971	1	2.2
1972	1	2.2
1975	2	2.2
1976	2	2.2
1980	1	1.3
1982	1	1.3
1983	2	1.3

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

First to last qualifying date each year at Corner Brook
Year	First date	Last date
1934	1934-06-28	1934-07-27
1936	1936-06-10	1936-09-24
1937	1937-07-22	1937-08-09
1938	1938-08-01	1938-08-01
1939	1939-07-27	1939-07-27
1940	1940-08-05	1940-08-05
1944	1944-08-03	1944-08-14
1947	1947-07-23	1947-07-23
1948	1948-07-01	1948-07-01
1951	1951-06-21	1951-07-10
1953	1953-06-18	1953-06-18
1955	1955-07-09	1955-07-10
1959	1959-07-24	1959-08-01
1962	1962-06-30	1962-06-30
1964	1964-07-29	1964-07-29
1970	1970-07-31	1970-08-17
1971	1971-08-11	1971-08-11
1972	1972-07-16	1972-07-16
1975	1975-07-19	1975-08-10
1976	1976-07-07	1976-08-22
1980	1980-06-26	1980-06-26
1982	1982-07-09	1982-07-09
1983	1983-07-05	1983-07-06

Every Fixed Threshold

Fixed thresholds at Corner Brook
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	23	17	1936	2
90 F (32.2 C): Days	4	10	1936	1
0 C (32 F): Ice days (max	47	100	1972	65
0 C (32 F): Frost days (min	46	195	1936	145
-10 C (14 F): Days with min	46	87	1972	32
-20 C (-4 F): Days with min	32	22	1934	5
-30 C (-22 F): Days with min	2	4	1934	2
20 C (68 F): Tropical nights (min	19	6	1970	1
10 mm (0.39 in): Days with 10 mm or more rain	47	49	1976	38
25 mm (0.98 in): Days with 25 mm or more rain	47	9	1979	7
50 mm (1.97 in): Days with 50 mm or more rain	13	2	1970	1
10 cm (3.9 in): Days with 10 cm or more snowfall	47	21	1955	11
25 cm (9.8 in): Days with 25 cm or more snowfall	25	4	1950	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1938	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1934.

Download the Data

Data for Corner Brook 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).

Corner Brook Threshold Days by Year (CA008401300)

Key Facts for Corner Brook Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related