Montebello Seigniory Threshold Days by Year (CA007035112)

16 fixed thresholds counted per year at Montebello Seigniory (CA007035112): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Montebello Seigniory Thresholds

Montebello Seigniory: days with 10 cm (3.9 in) or more of snowfall in 43 years, most in 1951 with 13.
Montebello Seigniory: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1936 with 48.
Montebello Seigniory: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 1943 with 12.
Montebello Seigniory: days with a maximum temperature at or above 30 C (86 F) in 40 years, most in 1955 with 34.
16 fixed thresholds have at least one qualifying day at Montebello Seigniory.

Days at or above 30 C (86 F)

40 years with a qualifying day

Days per year at Montebello Seigniory with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 34 in 1955.

Days at or above 30 C (86 F) per year at Montebello Seigniory
Year	Days	Decade average
1935	19	18.2
1936	11	18.2
1937	26	18.2
1938	18	18.2
1939	17	18.2
1940	14	19.2
1941	23	19.2
1942	11	19.2
1943	9	19.2
1944	28	19.2
1945	16	19.2
1946	20	19.2
1947	24	19.2
1948	15	19.2
1949	32	19.2
1950	7	11.8
1951	3	11.8
1952	14	11.8
1953	19	11.8
1954	2	11.8
1955	34	11.8
1956	4	11.8
1957	11	11.8
1958	3	11.8
1959	21	11.8
1960	7	7.6
1961	2	7.6
1962	7	7.6
1963	14	7.6
1964	9	7.6
1965	6	7.6
1966	11	7.6
1967	5	7.6
1968	6	7.6
1969	9	7.6
1970	16	9
1971	7	9
1972	3	9
1973	15	9
1974	4	9

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

First to last qualifying date each year at Montebello Seigniory
Year	First date	Last date
1935	1935-07-04	1935-08-20
1936	1936-05-08	1936-08-19
1937	1937-05-30	1937-09-03
1938	1938-06-20	1938-08-20
1939	1939-05-08	1939-09-16
1940	1940-06-05	1940-08-18
1941	1941-05-21	1941-08-09
1942	1942-06-10	1942-09-18
1943	1943-06-24	1943-08-13
1944	1944-05-30	1944-08-16
1945	1945-06-29	1945-09-08
1946	1946-06-25	1946-09-19
1947	1947-06-11	1947-09-11
1948	1948-06-29	1948-09-07
1949	1949-06-03	1949-08-27
1950	1950-06-09	1950-07-22
1951	1951-07-25	1951-09-13
1952	1952-06-17	1952-09-13
1953	1953-05-10	1953-09-04
1954	1954-06-25	1954-08-24
1955	1955-06-04	1955-09-19
1956	1956-06-12	1956-06-15
1957	1957-06-15	1957-08-09
1958	1958-07-24	1958-08-06
1959	1959-06-09	1959-08-26
1960	1960-07-12	1960-09-08
1961	1961-09-04	1961-09-10
1962	1962-05-17	1962-08-31
1963	1963-06-04	1963-07-28
1964	1964-05-23	1964-07-28
1965	1965-05-26	1965-08-15
1966	1966-06-23	1966-08-09
1967	1967-06-02	1967-07-21
1968	1968-07-14	1968-07-22
1969	1969-06-12	1969-08-31
1970	1970-06-02	1970-08-16
1971	1971-05-19	1971-08-09
1972	1972-05-23	1972-07-21
1973	1973-06-09	1973-09-05
1974	1974-07-09	1974-08-22

Every Fixed Threshold

Fixed thresholds at Montebello Seigniory
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	40	34	1955	4
35 C (95 F): Days	11	8	1944	1
90 F (32.2 C): Days	32	18	1944	2
0 C (32 F): Ice days (max	40	102	1963	91
0 C (32 F): Frost days (min	40	195	1959	189
-10 C (14 F): Days with min	40	99	1940	74
-20 C (-4 F): Days with min	40	51	1962	28
-30 C (-22 F): Days with min	38	20	1943	2
-40 C (-40 F): Days with min	2	1	1943	1
20 C (68 F): Tropical nights (min	25	5	1937	5
10 mm (0.39 in): Days with 10 mm or more rain	42	48	1936	32
25 mm (0.98 in): Days with 25 mm or more rain	41	12	1943	7
50 mm (1.97 in): Days with 50 mm or more rain	18	3	1943	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1952	1
10 cm (3.9 in): Days with 10 cm or more snowfall	43	13	1951	3
25 cm (9.8 in): Days with 25 cm or more snowfall	11	3	1947	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1935.

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Data for Montebello Seigniory 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).

Montebello Seigniory Threshold Days by Year (CA007035112)

Key Facts for Montebello Seigniory Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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