Morrisonville 4 SE Threshold Days by Year (USC00115846)

19 fixed thresholds counted per year at Morrisonville 4 SE (USC00115846): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Morrisonville 4 SE Thresholds

Morrisonville 4 SE: days with a maximum temperature at or above 30 C (86 F) in 75 years, most in 1901 with 101.
Morrisonville 4 SE: days with a maximum temperature at or above 90 F (32.2 C) in 75 years, most in 1901 with 78.
Morrisonville 4 SE: days with a maximum temperature at or below 0 C (32 F) in 75 years, most in 1963 with 50.
Morrisonville 4 SE: nights with a minimum temperature at or below 0 C (32 F) in 75 years, most in 1907 with 136.
19 fixed thresholds have at least one qualifying day at Morrisonville 4 SE.

Days at or above 30 C (86 F)

75 years with a qualifying day

Days per year at Morrisonville 4 SE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 101 in 1901.

Days at or above 30 C (86 F) per year at Morrisonville 4 SE
Year	Days	Decade average
1896	57	59.3
1897	63	59.3
1898	48	59.3
1899	69	59.3
1901	101	60.1
1902	61	60.1
1903	46	60.1
1904	33	60.1
1905	62	60.1
1906	74	60.1
1907	43	60.1
1908	67	60.1
1909	54	60.1
1910	44	58.4
1911	74	58.4
1912	53	58.4
1913	87	58.4
1914	79	58.4
1915	27	58.4
1916	65	58.4
1917	41	58.4
1918	52	58.4
1919	62	58.4
1920	48	58.4
1921	76	58.4
1922	80	58.4
1923	56	58.4
1924	40	58.4
1925	77	58.4
1926	63	58.4
1927	41	58.4
1928	53	58.4
1929	50	58.4
1930	72	77.5
1931	91	77.5
1932	57	77.5
1933	86	77.5
1934	84	77.5
1935	61	77.5
1936	98	77.5
1937	67	77.5
1938	79	77.5
1939	80	77.5
1940	67	66.8
1941	83	66.8
1942	60	66.8
1943	70	66.8
1944	86	66.8
1945	46	66.8
1946	57	66.8
1947	64	66.8
1948	72	66.8
1949	63	66.8
1950	26	68.9
1951	42	68.9
1952	80	68.9
1953	94	68.9
1954	95	68.9
1955	85	68.9
1956	75	68.9
1957	55	68.9
1958	51	68.9
1959	86	68.9
1960	41	58.8
1961	72	58.8
1962	66	58.8
1963	69	58.8
1964	83	58.8
1965	42	58.8
1966	59	58.8
1967	39	58.8
1968	59	58.8
1969	58	58.8
1970	59	63.5
1971	68	63.5

For each year, a bar from the first to the last day at Morrisonville 4 SE meeting 30 C (86 F).

First to last qualifying date each year at Morrisonville 4 SE
Year	First date	Last date
1896	1896-05-08	1896-09-14
1897	1897-06-11	1897-10-15
1898	1898-06-03	1898-09-26
1899	1899-04-29	1899-10-14
1901	1901-04-29	1901-10-01
1902	1902-04-21	1902-09-24
1903	1903-06-15	1903-09-22
1904	1904-05-24	1904-09-29
1905	1905-05-10	1905-10-08
1906	1906-05-16	1906-09-22
1907	1907-03-21	1907-10-02
1908	1908-05-24	1908-10-18
1909	1909-05-05	1909-10-03
1910	1910-03-23	1910-09-19
1911	1911-05-15	1911-10-06
1912	1912-05-23	1912-10-06
1913	1913-05-14	1913-09-11
1914	1914-05-11	1914-09-21
1915	1915-05-13	1915-09-15
1916	1916-05-14	1916-10-08
1917	1917-05-19	1917-09-07
1918	1918-05-25	1918-08-28
1919	1919-06-11	1919-10-01
1920	1920-06-09	1920-09-26
1921	1921-05-20	1921-09-22
1922	1922-06-09	1922-10-05
1923	1923-06-14	1923-09-28
1924	1924-04-25	1924-10-10
1925	1925-04-22	1925-09-29
1926	1926-05-24	1926-09-19
1927	1927-06-25	1927-09-17
1928	1928-05-10	1928-10-12
1929	1929-03-24	1929-09-28
1930	1930-04-10	1930-10-12
1931	1931-05-27	1931-10-05
1932	1932-05-14	1932-09-15
1933	1933-05-20	1933-09-30
1934	1934-05-09	1934-09-26
1935	1935-06-13	1935-09-24
1936	1936-04-20	1936-09-22
1937	1937-04-17	1937-10-01
1938	1938-06-21	1938-10-17
1939	1939-05-17	1939-10-09
1940	1940-06-04	1940-10-06
1941	1941-05-20	1941-10-06
1942	1942-04-30	1942-10-07
1943	1943-05-05	1943-09-05
1944	1944-05-15	1944-10-06
1945	1945-06-23	1945-09-23
1946	1946-06-07	1946-10-07
1947	1947-06-09	1947-10-22
1948	1948-05-28	1948-09-20
1949	1949-05-03	1949-10-08
1950	1950-05-23	1950-10-30
1951	1951-05-16	1951-10-04
1952	1952-04-29	1952-10-01
1953	1953-05-24	1953-10-22
1954	1954-05-24	1954-10-10
1955	1955-05-03	1955-09-29
1956	1956-05-06	1956-09-29
1957	1957-06-05	1957-09-25
1958	1958-05-11	1958-09-25
1959	1959-05-02	1959-09-23
1960	1960-06-03	1960-09-24
1961	1961-05-31	1961-09-23
1962	1962-05-13	1962-10-13
1963	1963-04-17	1963-10-15
1964	1964-05-16	1964-09-20
1965	1965-04-21	1965-09-19
1966	1966-05-27	1966-09-03
1967	1967-04-09	1967-10-04
1968	1968-05-01	1968-09-30
1969	1969-05-28	1969-10-04
1970	1970-05-21	1970-09-21
1971	1971-04-20	1971-10-02

Every Fixed Threshold

Fixed thresholds at Morrisonville 4 SE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	75	101	1901	68
35 C (95 F): Days	68	53	1936	7
40 C (104 F): Days	10	22	1936	1
90 F (32.2 C): Days	75	78	1901	31
100 F (37.8 C): Days	24	38	1936	6
110 F (43.3 C): Days	3	2	1936	2
0 C (32 F): Ice days (max	75	50	1963	24
0 C (32 F): Frost days (min	75	136	1907	99
-10 C (14 F): Days with min	75	49	1963	20
-20 C (-4 F): Days with min	58	16	1963	1
-30 C (-22 F): Days with min	5	1	1899	1
20 C (68 F): Tropical nights (min	75	56	1921	28
25 C (77 F): Days with min	16	9	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	75	49	1927	25
25 mm (0.98 in): Days with 25 mm or more rain	75	16	1927	7
50 mm (1.97 in): Days with 50 mm or more rain	58	5	1927	2
100 mm (3.94 in): Days with 100 mm or more rain	8	1	1902	1
10 cm (3.9 in): Days with 10 cm or more snowfall	46	4	1915	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	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 1896.

Download the Data

Data for Morrisonville 4 SE 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).

Morrisonville 4 SE Threshold Days by Year (USC00115846)

Key Facts for Morrisonville 4 SE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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