Westmere (Montreux) Threshold Days by Year (ASN00089032)

4 fixed thresholds counted per year at Westmere (Montreux) (ASN00089032): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Westmere (Montreux) Thresholds

Westmere (Montreux): days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1952 with 26.
Westmere (Montreux): days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1946 with 8.
Westmere (Montreux): days with 50 mm (1.97 in) or more of precipitation in 21 years, most in 1946 with 2.
Westmere (Montreux): days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1973 with 1.
4 fixed thresholds have at least one qualifying day at Westmere (Montreux).

Days with 10 mm (0.39 in) or more of precipitation

66 years with a qualifying day

Days per year at Westmere (Montreux) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1952.

Days with 10 mm (0.39 in) or more of precipitation per year at Westmere (Montreux)
Year	Days	Decade average
1931	13	15.3
1932	19	15.3
1933	15	15.3
1934	17	15.3
1935	17	15.3
1936	13	15.3
1937	17	15.3
1938	11	15.3
1939	16	15.3
1940	10	16.5
1941	18	16.5
1942	22	16.5
1943	16	16.5
1944	10	16.5
1945	12	16.5
1946	22	16.5
1947	25	16.5
1948	12	16.5
1949	18	16.5
1951	22	21.2
1952	26	21.2
1954	21	21.2
1955	24	21.2
1956	19	21.2
1957	15	21.2
1963	7	9.7
1964	18	9.7
1965	7	9.7
1966	14	9.7
1967	3	9.7
1968	9	9.7
1970	20	13.7
1971	14	13.7
1972	11	13.7
1973	19	13.7
1974	8	13.7
1975	14	13.7
1976	11	13.7
1977	15	13.7
1978	17	13.7
1979	8	13.7
1980	16	14
1981	13	14
1982	7	14
1983	19	14
1984	11	14
1985	15	14
1986	18	14
1987	19	14
1988	11	14
1989	11	14
1990	12	11.7
1991	9	11.7
1992	15	11.7
1993	14	11.7
1994	9	11.7
1995	11	11.7
1996	11	11.7
1997	8	11.7
1998	14	11.7
1999	14	11.7
2000	15	12.6
2001	16	12.6
2002	8	12.6
2003	11	12.6
2004	13	12.6

For each year, a bar from the first to the last day at Westmere (Montreux) meeting 10 mm (0.39 in).

First to last qualifying date each year at Westmere (Montreux)
Year	First date	Last date
1931	1931-03-01	1931-11-15
1932	1932-02-05	1932-12-02
1933	1933-03-06	1933-12-21
1934	1934-02-23	1934-11-30
1935	1935-01-05	1935-12-02
1936	1936-03-19	1936-12-29
1937	1937-01-01	1937-12-03
1938	1938-01-03	1938-11-04
1939	1939-04-07	1939-11-30
1940	1940-03-20	1940-12-20
1941	1941-01-25	1941-12-20
1942	1942-01-19	1942-12-19
1943	1943-01-21	1943-10-28
1944	1944-01-22	1944-12-21
1945	1945-01-15	1945-12-26
1946	1946-01-16	1946-12-28
1947	1947-02-03	1947-12-26
1948	1948-01-05	1948-11-08
1949	1949-01-17	1949-12-14
1951	1951-02-19	1951-11-16
1952	1952-01-25	1952-12-11
1954	1954-01-27	1954-12-12
1955	1955-01-10	1955-12-30
1956	1956-01-04	1956-12-19
1957	1957-02-07	1957-12-25
1963	1963-01-29	1963-09-30
1964	1964-02-07	1964-12-09
1965	1965-04-22	1965-12-02
1966	1966-01-13	1966-12-29
1967	1967-05-19	1967-09-19
1968	1968-05-02	1968-12-16
1970	1970-01-02	1970-12-31
1971	1971-01-29	1971-12-10
1972	1972-01-12	1972-11-24
1973	1973-01-31	1973-12-15
1974	1974-01-14	1974-10-18
1975	1975-03-15	1975-11-23
1976	1976-03-01	1976-12-24
1977	1977-01-16	1977-11-29
1978	1978-03-21	1978-12-13
1979	1979-01-20	1979-10-10
1980	1980-01-12	1980-12-16
1981	1981-01-28	1981-10-28
1982	1982-01-07	1982-12-08
1983	1983-01-26	1983-11-09
1984	1984-01-01	1984-11-02
1985	1985-03-16	1985-12-10
1986	1986-01-16	1986-12-17
1987	1987-01-03	1987-12-02
1988	1988-01-01	1988-11-22
1989	1989-01-04	1989-09-25
1990	1990-02-01	1990-12-07
1991	1991-01-05	1991-11-04
1992	1992-01-01	1992-12-22
1993	1993-01-24	1993-12-14
1994	1994-01-06	1994-12-22
1995	1995-02-17	1995-12-04
1996	1996-01-01	1996-12-07
1997	1997-01-22	1997-11-14
1998	1998-01-15	1998-12-20
1999	1999-01-29	1999-12-26
2000	2000-04-05	2000-12-23
2001	2001-01-26	2001-12-03
2002	2002-02-08	2002-12-31
2003	2003-02-21	2003-12-22
2004	2004-02-11	2004-12-12

Every Fixed Threshold

Fixed thresholds at Westmere (Montreux)
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	66	26	1952	13
25 mm (0.98 in): Days with 25 mm or more rain	54	8	1946	1
50 mm (1.97 in): Days with 50 mm or more rain	21	2	1946	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1973	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

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Data for Westmere (Montreux) 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).

Westmere (Montreux) Threshold Days by Year (ASN00089032)

Key Facts for Westmere (Montreux) Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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