Moncton Threshold Days by Year

17 fixed thresholds counted per year at Moncton (CA008103100): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Moncton Thresholds

Moncton: days with 10 mm (0.39 in) or more of precipitation in 84 years, most in 1979 with 54.
Moncton: days with 25 mm (0.98 in) or more of precipitation in 84 years, most in 1979 with 16.
Moncton: days with 10 cm (3.9 in) or more of snowfall in 84 years, most in 1972 with 20.
Moncton: days with a maximum temperature at or below 0 C (32 F) in 83 years, most in 1904 with 97.
17 fixed thresholds have at least one qualifying day at Moncton.

Days at or above 30 C (86 F)

78 years with a qualifying day

Days per year at Moncton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 1949.

Days at or above 30 C (86 F) per year at Moncton
Year	Days	Decade average
1899	1	1
1900	4	7.1
1901	8	7.1
1905	8	7.1
1906	9	7.1
1907	5	7.1
1908	11	7.1
1909	5	7.1
1910	3	4
1911	8	4
1912	8	4
1913	1	4
1914	1	4
1916	5	4
1917	2	4
1918	5	4
1919	3	4
1920	6	8.4
1921	11	8.4
1922	2	8.4
1923	3	8.4
1924	8	8.4
1927	8	8.4
1928	13	8.4
1929	16	8.4
1930	12	8.1
1931	13	8.1
1932	2	8.1
1933	3	8.1
1934	2	8.1
1935	3	8.1
1937	21	8.1
1938	5	8.1
1939	12	8.1
1940	3	11.4
1941	7	11.4
1942	9	11.4
1943	6	11.4
1944	17	11.4
1945	10	11.4
1946	11	11.4
1947	21	11.4
1948	7	11.4
1949	23	11.4
1950	5	6.8
1951	7	6.8
1952	15	6.8
1953	6	6.8
1954	2	6.8
1955	14	6.8
1956	3	6.8
1957	3	6.8
1958	1	6.8
1959	12	6.8
1960	7	6.4
1961	10	6.4
1962	5	6.4
1963	8	6.4
1964	5	6.4
1965	9	6.4
1966	2	6.4
1967	4	6.4
1968	6	6.4
1969	8	6.4
1970	14	7.8
1971	6	7.8
1972	2	7.8
1973	4	7.8
1974	3	7.8
1975	13	7.8
1976	14	7.8
1977	8	7.8
1978	8	7.8
1979	6	7.8
1980	4	4.8
1981	2	4.8
1982	5	4.8
1983	8	4.8

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

First to last qualifying date each year at Moncton
Year	First date	Last date
1899	1899-07-06	1899-07-06
1900	1900-06-21	1900-09-03
1901	1901-06-27	1901-09-07
1905	1905-06-16	1905-08-12
1906	1906-07-14	1906-08-21
1907	1907-06-18	1907-07-20
1908	1908-06-09	1908-07-18
1909	1909-06-25	1909-08-08
1910	1910-07-09	1910-07-11
1911	1911-07-02	1911-08-10
1912	1912-06-24	1912-07-10
1913	1913-07-04	1913-07-04
1914	1914-09-23	1914-09-23
1916	1916-07-12	1916-08-21
1917	1917-07-26	1917-08-02
1918	1918-05-18	1918-08-24
1919	1919-06-05	1919-07-05
1920	1920-07-11	1920-09-24
1921	1921-06-23	1921-09-02
1922	1922-06-06	1922-06-07
1923	1923-06-19	1923-07-18
1924	1924-07-05	1924-08-06
1927	1927-06-23	1927-08-22
1928	1928-06-26	1928-08-18
1929	1929-05-28	1929-08-14
1930	1930-06-04	1930-08-28
1931	1931-05-29	1931-09-14
1932	1932-05-17	1932-08-06
1933	1933-08-01	1933-08-23
1934	1934-06-06	1934-07-07
1935	1935-07-04	1935-07-12
1937	1937-05-31	1937-09-04
1938	1938-06-22	1938-08-16
1939	1939-07-05	1939-09-16
1940	1940-05-27	1940-08-17
1941	1941-06-19	1941-07-25
1942	1942-06-11	1942-09-18
1943	1943-06-25	1943-07-14
1944	1944-06-28	1944-08-17
1945	1945-07-02	1945-09-07
1946	1946-06-24	1946-09-19
1947	1947-06-23	1947-09-12
1948	1948-06-30	1948-09-07
1949	1949-06-04	1949-08-28
1950	1950-05-25	1950-08-10
1951	1951-07-08	1951-09-13
1952	1952-07-02	1952-08-29
1953	1953-06-20	1953-09-02
1954	1954-06-22	1954-08-25
1955	1955-06-18	1955-08-22
1956	1956-06-14	1956-08-18
1957	1957-06-16	1957-07-20
1958	1958-08-03	1958-08-03
1959	1959-05-28	1959-08-15
1960	1960-06-28	1960-09-08
1961	1961-05-14	1961-09-11
1962	1962-06-15	1962-08-28
1963	1963-06-03	1963-07-29
1964	1964-05-24	1964-07-28
1965	1965-06-21	1965-09-23
1966	1966-07-25	1966-08-19
1967	1967-06-03	1967-07-20
1968	1968-07-02	1968-07-19
1969	1969-06-13	1969-08-01
1970	1970-06-09	1970-08-16
1971	1971-06-19	1971-09-04
1972	1972-05-29	1972-07-13
1973	1973-07-08	1973-08-31
1974	1974-08-12	1974-08-22
1975	1975-06-23	1975-08-11
1976	1976-06-05	1976-08-22
1977	1977-05-22	1977-08-29
1978	1978-05-29	1978-08-23
1979	1979-06-16	1979-08-03
1980	1980-06-24	1980-08-01
1981	1981-07-03	1981-08-01
1982	1982-07-07	1982-07-19
1983	1983-06-18	1983-09-07

Every Fixed Threshold

Fixed thresholds at Moncton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	78	23	1949	8
35 C (95 F): Days	8	5	1944	1
90 F (32.2 C): Days	50	12	1944	2
0 C (32 F): Ice days (max	83	97	1904	61
0 C (32 F): Frost days (min	83	209	1939	148
-10 C (14 F): Days with min	83	97	1904	54
-20 C (-4 F): Days with min	83	46	1934	11
-30 C (-22 F): Days with min	39	15	1934	1
20 C (68 F): Tropical nights (min	37	5	1937	1
25 C (77 F): Days with min	1	1	1937	1
10 mm (0.39 in): Days with 10 mm or more rain	84	54	1979	39
25 mm (0.98 in): Days with 25 mm or more rain	84	16	1979	4
50 mm (1.97 in): Days with 50 mm or more rain	40	4	1968	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1909	1
10 cm (3.9 in): Days with 10 cm or more snowfall	84	20	1972	4
25 cm (9.8 in): Days with 25 cm or more snowfall	46	4	1933	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1920	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1899.

Download the Data

Data for Moncton 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Moncton Threshold Days by Year

Key Facts for Moncton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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