Snoaby Threshold Days by Year (SWE00139394)

3 fixed thresholds counted per year at Snoaby (SWE00139394): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Snoaby Thresholds

Snoaby: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1985 with 26.
Snoaby: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1981 with 5.
Snoaby: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1951 with 1.
3 fixed thresholds have at least one qualifying day at Snoaby.

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

47 years with a qualifying day

Days per year at Snoaby with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1985.

Days with 10 mm (0.39 in) or more of precipitation per year at Snoaby
Year	Days	Decade average
1945	16	13.2
1946	12	13.2
1947	7	13.2
1948	16	13.2
1949	15	13.2
1950	15	13.6
1951	13	13.6
1952	13	13.6
1953	15	13.6
1954	17	13.6
1955	12	13.6
1956	11	13.6
1957	16	13.6
1958	13	13.6
1959	11	13.6
1960	19	15.1
1961	20	15.1
1962	13	15.1
1963	14	15.1
1964	10	15.1
1965	22	15.1
1966	16	15.1
1967	16	15.1
1968	12	15.1
1969	9	15.1
1970	14	13.7
1971	19	13.7
1972	11	13.7
1973	15	13.7
1974	15	13.7
1975	11	13.7
1976	10	13.7
1977	19	13.7
1978	7	13.7
1979	16	13.7
1980	23	18.7
1981	16	18.7
1982	15	18.7
1983	15	18.7
1984	21	18.7
1985	26	18.7
1986	21	18.7
1987	21	18.7
1988	17	18.7
1989	12	18.7
1990	16	14.5
1991	13	14.5

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

First to last qualifying date each year at Snoaby
Year	First date	Last date
1945	1945-05-04	1945-10-26
1946	1946-06-01	1946-12-08
1947	1947-03-24	1947-12-03
1948	1948-05-01	1948-10-22
1949	1949-01-07	1949-12-29
1950	1950-04-08	1950-12-24
1951	1951-03-14	1951-10-22
1952	1952-04-07	1952-12-02
1953	1953-04-25	1953-09-28
1954	1954-01-20	1954-12-09
1955	1955-05-02	1955-12-17
1956	1956-05-26	1956-09-28
1957	1957-02-01	1957-10-19
1958	1958-01-18	1958-11-08
1959	1959-01-19	1959-11-14
1960	1960-01-05	1960-10-10
1961	1961-03-17	1961-12-30
1962	1962-03-31	1962-09-05
1963	1963-04-15	1963-11-18
1964	1964-06-11	1964-12-13
1965	1965-03-19	1965-11-01
1966	1966-01-29	1966-11-05
1967	1967-01-31	1967-12-22
1968	1968-05-05	1968-11-03
1969	1969-04-10	1969-09-26
1970	1970-03-17	1970-11-19
1971	1971-01-31	1971-11-29
1972	1972-04-02	1972-11-21
1973	1973-02-12	1973-09-28
1974	1974-01-29	1974-11-16
1975	1975-05-16	1975-12-02
1976	1976-06-15	1976-12-03
1977	1977-01-02	1977-11-03
1978	1978-01-30	1978-11-15
1979	1979-03-09	1979-12-28
1980	1980-03-29	1980-11-18
1981	1981-03-07	1981-11-27
1982	1982-02-06	1982-12-21
1983	1983-01-13	1983-10-17
1984	1984-01-13	1984-10-25
1985	1985-01-22	1985-11-09
1986	1986-01-02	1986-12-28
1987	1987-02-13	1987-11-19
1988	1988-01-02	1988-10-28
1989	1989-02-25	1989-11-07
1990	1990-01-28	1990-10-07
1991	1991-01-10	1991-11-04

Every Fixed Threshold

Fixed thresholds at Snoaby
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	47	26	1985	13
25 mm (0.98 in): Days with 25 mm or more rain	35	5	1981	3
50 mm (1.97 in): Days with 50 mm or more rain	4	1	1951	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

Data for Snoaby 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).

Snoaby Threshold Days by Year (SWE00139394)

Key Facts for Snoaby Thresholds

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

Every Fixed Threshold

Download the Data

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