Sugozero Threshold Days by Year (RSM00026092)

3 fixed thresholds counted per year at Sugozero (RSM00026092): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sugozero Thresholds

Sugozero: days with 10 mm (0.39 in) or more of precipitation in 52 years, most in 1966 with 25.
Sugozero: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 1953 with 4.
Sugozero: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1951 with 1.
3 fixed thresholds have at least one qualifying day at Sugozero.

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

52 years with a qualifying day

Days per year at Sugozero with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 25 in 1966.

Days with 10 mm (0.39 in) or more of precipitation per year at Sugozero
Year	Days	Decade average
1938	11	12
1939	13	12
1940	13	13
1944	8	13
1946	11	13
1947	12	13
1948	21	13
1949	13	13
1950	14	14.9
1951	10	14.9
1952	21	14.9
1953	16	14.9
1954	16	14.9
1955	14	14.9
1956	9	14.9
1957	21	14.9
1958	19	14.9
1959	9	14.9
1960	5	15.6
1961	18	15.6
1962	12	15.6
1963	18	15.6
1964	12	15.6
1965	9	15.6
1966	25	15.6
1968	19	15.6
1969	22	15.6
1970	13	16.1
1971	18	16.1
1972	9	16.1
1973	22	16.1
1974	13	16.1
1975	23	16.1
1976	17	16.1
1977	17	16.1
1978	19	16.1
1979	10	16.1
1980	13	17
1981	23	17
1982	9	17
1983	24	17
1984	13	17
1985	15	17
1986	21	17
1987	12	17
1988	15	17
1989	25	17
1990	13	15
1991	19	15
1992	14	15
1993	18	15
1994	11	15

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

First to last qualifying date each year at Sugozero
Year	First date	Last date
1938	1938-03-17	1938-12-05
1939	1939-01-17	1939-11-13
1940	1940-01-12	1940-11-26
1944	1944-05-23	1944-09-04
1946	1946-04-15	1946-10-12
1947	1947-04-29	1947-10-21
1948	1948-04-08	1948-12-08
1949	1949-02-24	1949-10-25
1950	1950-06-11	1950-11-14
1951	1951-04-16	1951-12-09
1952	1952-04-25	1952-10-21
1953	1953-04-10	1953-10-02
1954	1954-01-03	1954-10-31
1955	1955-01-31	1955-11-20
1956	1956-04-12	1956-10-23
1957	1957-02-20	1957-12-28
1958	1958-02-24	1958-11-30
1959	1959-04-19	1959-10-26
1960	1960-03-18	1960-10-12
1961	1961-03-27	1961-12-03
1962	1962-04-02	1962-11-23
1963	1963-02-06	1963-11-09
1964	1964-01-21	1964-10-26
1965	1965-01-01	1965-10-29
1966	1966-01-31	1966-12-26
1968	1968-04-06	1968-12-30
1969	1969-04-25	1969-12-07
1970	1970-01-06	1970-12-31
1971	1971-01-28	1971-11-09
1972	1972-04-14	1972-11-30
1973	1973-01-08	1973-11-23
1974	1974-05-09	1974-11-30
1975	1975-01-20	1975-12-31
1976	1976-04-06	1976-09-27
1977	1977-03-29	1977-11-09
1978	1978-03-17	1978-11-19
1979	1979-01-08	1979-10-11
1980	1980-05-16	1980-12-16
1981	1981-05-07	1981-12-04
1982	1982-06-09	1982-12-12
1983	1983-05-20	1983-12-28
1984	1984-05-10	1984-10-31
1985	1985-05-05	1985-12-24
1986	1986-01-01	1986-12-06
1987	1987-02-06	1987-09-25
1988	1988-05-25	1988-10-23
1989	1989-01-10	1989-12-24
1990	1990-01-18	1990-12-31
1991	1991-01-10	1991-12-30
1992	1992-01-09	1992-12-07
1993	1993-02-04	1993-12-20
1994	1994-03-08	1994-10-16

Every Fixed Threshold

Fixed thresholds at Sugozero
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	52	25	1966	11
25 mm (0.98 in): Days with 25 mm or more rain	36	4	1953	1
50 mm (1.97 in): Days with 50 mm or more rain	5	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 1938.

Download the Data

Data for Sugozero 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).

Sugozero Threshold Days by Year (RSM00026092)

Key Facts for Sugozero Thresholds

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

Every Fixed Threshold

Download the Data

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