Muenster Threshold Days by Year (CA004015440)

19 fixed thresholds counted per year at Muenster (CA004015440): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Muenster Thresholds

Muenster: nights with a minimum temperature at or below 0 C (32 F) in 74 years, most in 1928 with 235.
Muenster: nights with a minimum temperature at or below -10 C (14 F) in 74 years, most in 1919 with 160.
Muenster: nights with a minimum temperature at or below -20 C (-4 F) in 74 years, most in 1951 with 94.
Muenster: nights with a minimum temperature at or below -30 C (-22 F) in 74 years, most in 1929 with 51.
19 fixed thresholds have at least one qualifying day at Muenster.

Days at or above 30 C (86 F)

70 years with a qualifying day

Days per year at Muenster with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 35 in 1961.

Days at or above 30 C (86 F) per year at Muenster
Year	Days	Decade average
1908	1	4
1909	7	4
1910	3	6
1911	1	6
1912	3	6
1914	12	6
1915	2	6
1917	4	6
1918	6	6
1919	17	6
1920	10	7.1
1921	3	7.1
1922	4	7.1
1923	4	7.1
1924	6	7.1
1925	12	7.1
1927	4	7.1
1928	8	7.1
1929	13	7.1
1930	14	13.4
1931	17	13.4
1932	3	13.4
1933	9	13.4
1934	12	13.4
1936	20	13.4
1937	23	13.4
1938	10	13.4
1939	13	13.4
1940	14	12.3
1941	16	12.3
1942	3	12.3
1943	12	12.3
1944	10	12.3
1945	12	12.3
1946	15	12.3
1947	20	12.3
1948	10	12.3
1949	11	12.3
1950	13	8.2
1951	4	8.2
1952	8	8.2
1953	7	8.2
1954	2	8.2
1955	11	8.2
1956	5	8.2
1957	7	8.2
1958	10	8.2
1959	15	8.2
1961	35	9.5
1962	7	9.5
1963	7	9.5
1965	2	9.5
1966	4	9.5
1967	13	9.5
1968	3	9.5
1969	5	9.5
1970	14	5.9
1971	6	5.9
1972	6	5.9
1973	3	5.9
1974	6	5.9
1975	8	5.9
1976	2	5.9
1977	1	5.9
1978	4	5.9
1979	9	5.9
1980	11	8
1981	8	8
1982	3	8
1983	10	8

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

First to last qualifying date each year at Muenster
Year	First date	Last date
1908	1908-07-25	1908-07-25
1909	1909-07-22	1909-08-26
1910	1910-06-26	1910-08-20
1911	1911-06-19	1911-06-19
1912	1912-06-22	1912-06-27
1914	1914-07-04	1914-08-02
1915	1915-08-07	1915-08-08
1917	1917-05-15	1917-09-23
1918	1918-06-10	1918-07-19
1919	1919-05-22	1919-08-18
1920	1920-07-10	1920-08-23
1921	1921-06-29	1921-08-30
1922	1922-08-01	1922-09-27
1923	1923-05-26	1923-07-25
1924	1924-07-04	1924-07-25
1925	1925-05-21	1925-08-21
1927	1927-07-24	1927-08-29
1928	1928-05-06	1928-09-18
1929	1929-06-16	1929-08-31
1930	1930-06-10	1930-08-25
1931	1931-05-13	1931-09-06
1932	1932-07-23	1932-09-08
1933	1933-06-15	1933-08-20
1934	1934-05-26	1934-08-28
1936	1936-05-27	1936-09-04
1937	1937-06-14	1937-09-20
1938	1938-05-27	1938-09-22
1939	1939-04-29	1939-08-26
1940	1940-07-03	1940-09-04
1941	1941-05-24	1941-08-10
1942	1942-06-08	1942-09-06
1943	1943-07-03	1943-10-05
1944	1944-06-30	1944-08-06
1945	1945-06-21	1945-08-18
1946	1946-05-26	1946-09-15
1947	1947-07-02	1947-08-19
1948	1948-06-02	1948-09-22
1949	1949-04-28	1949-08-18
1950	1950-05-27	1950-09-24
1951	1951-05-23	1951-08-22
1952	1952-04-26	1952-08-25
1953	1953-06-12	1953-08-19
1954	1954-07-08	1954-07-20
1955	1955-07-15	1955-09-02
1956	1956-06-01	1956-07-22
1957	1957-07-10	1957-09-07
1958	1958-05-12	1958-08-17
1959	1959-06-04	1959-08-07
1961	1961-06-03	1961-08-31
1962	1962-06-25	1962-09-27
1963	1963-07-05	1963-08-20
1965	1965-08-10	1965-08-23
1966	1966-07-16	1966-09-06
1967	1967-06-27	1967-09-06
1968	1968-06-19	1968-09-11
1969	1969-08-03	1969-09-13
1970	1970-06-03	1970-08-13
1971	1971-08-04	1971-08-22
1972	1972-06-06	1972-08-29
1973	1973-06-23	1973-08-16
1974	1974-06-24	1974-08-06
1975	1975-06-25	1975-07-29
1976	1976-08-22	1976-08-23
1977	1977-06-24	1977-06-24
1978	1978-05-15	1978-08-10
1979	1979-06-12	1979-09-16
1980	1980-05-21	1980-09-07
1981	1981-07-03	1981-09-09
1982	1982-07-30	1982-09-03
1983	1983-07-07	1983-09-01

Every Fixed Threshold

Fixed thresholds at Muenster
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	70	35	1961	10
35 C (95 F): Days	24	3	1937	2
40 C (104 F): Days	1	1	1941	1
90 F (32.2 C): Days	59	22	1961	3
100 F (37.8 C): Days	3	2	1941	1
0 C (32 F): Ice days (max	73	156	1951	140
0 C (32 F): Frost days (min	74	235	1928	206
-10 C (14 F): Days with min	74	160	1919	109
-20 C (-4 F): Days with min	74	94	1951	47
-30 C (-22 F): Days with min	74	51	1929	16
-40 C (-40 F): Days with min	47	14	1917	1
20 C (68 F): Tropical nights (min	14	3	1909	1
25 C (77 F): Days with min	2	1	1909	1
10 mm (0.39 in): Days with 10 mm or more rain	39	21	1923	12
25 mm (0.98 in): Days with 25 mm or more rain	34	9	1923	1
50 mm (1.97 in): Days with 50 mm or more rain	11	2	1923	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1923	1
10 cm (3.9 in): Days with 10 cm or more snowfall	26	7	1979	2
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1917	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1908.

Download the Data

Data for Muenster 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).

Muenster Threshold Days by Year (CA004015440)

Key Facts for Muenster Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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