Norway House Threshold Days by Year (CA005062047)

16 fixed thresholds counted per year at Norway House (CA005062047): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Norway House Thresholds

Norway House: days with a maximum temperature at or below 0 C (32 F) in 44 years, most in 1926 with 165.
Norway House: nights with a minimum temperature at or below 0 C (32 F) in 43 years, most in 1936 with 245.
Norway House: nights with a minimum temperature at or below -10 C (14 F) in 43 years, most in 1936 with 173.
Norway House: nights with a minimum temperature at or below -20 C (-4 F) in 43 years, most in 1932 with 119.
16 fixed thresholds have at least one qualifying day at Norway House.

Days at or above 30 C (86 F)

32 years with a qualifying day

Days per year at Norway House with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 16 in 1932.

Days at or above 30 C (86 F) per year at Norway House
Year	Days	Decade average
1897	1	1
1898	1	1
1899	1	1
1900	6	3
1904	2	3
1906	1	3
1910	1	3.2
1912	2	3.2
1915	4	3.2
1916	3	3.2
1919	6	3.2
1920	4	3.7
1921	1	3.7
1923	5	3.7
1924	1	3.7
1925	3	3.7
1926	5	3.7
1927	1	3.7
1928	1	3.7
1929	12	3.7
1930	11	5.7
1931	4	5.7
1932	16	5.7
1933	2	5.7
1934	1	5.7
1936	8	5.7
1937	4	5.7
1938	1	5.7
1939	4	5.7
1940	5	5
1941	6	5
1943	4	5

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

First to last qualifying date each year at Norway House
Year	First date	Last date
1897	1897-07-17	1897-07-17
1898	1898-07-05	1898-07-05
1899	1899-06-26	1899-06-26
1900	1900-04-25	1900-08-19
1904	1904-06-18	1904-07-20
1906	1906-08-14	1906-08-14
1910	1910-06-13	1910-06-13
1912	1912-06-23	1912-06-30
1915	1915-05-30	1915-08-10
1916	1916-07-03	1916-08-19
1919	1919-06-16	1919-06-23
1920	1920-08-07	1920-08-23
1921	1921-06-28	1921-06-28
1923	1923-05-27	1923-07-21
1924	1924-07-06	1924-07-06
1925	1925-08-01	1925-08-05
1926	1926-07-24	1926-07-30
1927	1927-07-08	1927-07-08
1928	1928-07-23	1928-07-23
1929	1929-06-17	1929-08-11
1930	1930-07-06	1930-08-26
1931	1931-06-17	1931-08-19
1932	1932-06-01	1932-07-29
1933	1933-06-19	1933-08-15
1934	1934-07-17	1934-07-17
1936	1936-07-05	1936-08-10
1937	1937-07-09	1937-08-06
1938	1938-06-20	1938-06-20
1939	1939-07-11	1939-08-26
1940	1940-07-04	1940-09-04
1941	1941-05-18	1941-08-05
1943	1943-07-03	1943-07-09

Every Fixed Threshold

Fixed thresholds at Norway House
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	32	16	1932	4
35 C (95 F): Days	1	2	1936	2
90 F (32.2 C): Days	12	4	1936	1
100 F (37.8 C): Days	1	1	1936	1
0 C (32 F): Ice days (max	44	165	1926	146
0 C (32 F): Frost days (min	43	245	1936	225
-10 C (14 F): Days with min	43	173	1936	147
-20 C (-4 F): Days with min	43	119	1932	98
-30 C (-22 F): Days with min	43	61	1917	41
-40 C (-40 F): Days with min	42	19	1899	2
20 C (68 F): Tropical nights (min	12	7	1930	2
10 mm (0.39 in): Days with 10 mm or more rain	18	18	1896	11
25 mm (0.98 in): Days with 25 mm or more rain	17	5	1897	3
50 mm (1.97 in): Days with 50 mm or more rain	5	1	1943	1
10 cm (3.9 in): Days with 10 cm or more snowfall	17	8	1906	5
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1900	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

Download the Data

Data for Norway House 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).

Norway House Threshold Days by Year (CA005062047)

Key Facts for Norway House Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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