Viljandi Threshold Days by Year (EN000026233)

3 fixed thresholds counted per year at Viljandi (EN000026233): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Viljandi Thresholds

Viljandi: days with 10 mm (0.39 in) or more of precipitation in 90 years, most in 1988 with 31.
Viljandi: days with 25 mm (0.98 in) or more of precipitation in 73 years, most in 1948 with 6.
Viljandi: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 2008 with 2.
3 fixed thresholds have at least one qualifying day at Viljandi.

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

90 years with a qualifying day

Days per year at Viljandi with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1988.

Days with 10 mm (0.39 in) or more of precipitation per year at Viljandi
Year	Days	Decade average
1906	17	15.8
1907	13	15.8
1908	20	15.8
1909	13	15.8
1910	17	14.5
1915	12	14.5
1937	17	17
1943	20	14.3
1945	10	14.3
1946	11	14.3
1947	10	14.3
1948	16	14.3
1949	19	14.3
1950	17	14.7
1951	9	14.7
1952	17	14.7
1953	24	14.7
1954	17	14.7
1955	15	14.7
1956	15	14.7
1957	13	14.7
1958	11	14.7
1959	9	14.7
1960	13	13.4
1961	14	13.4
1962	19	13.4
1963	11	13.4
1964	7	13.4
1965	10	13.4
1966	15	13.4
1967	19	13.4
1968	15	13.4
1969	11	13.4
1970	9	16.2
1971	13	16.2
1972	19	16.2
1973	21	16.2
1974	17	16.2
1975	14	16.2
1976	14	16.2
1977	20	16.2
1978	23	16.2
1979	12	16.2
1980	20	19.5
1981	26	19.5
1982	11	19.5
1983	19	19.5
1984	16	19.5
1985	16	19.5
1986	21	19.5
1987	19	19.5
1988	31	19.5
1989	16	19.5
1990	23	17.5
1991	16	17.5
1992	16	17.5
1993	23	17.5
1994	14	17.5
1995	8	17.5
1996	14	17.5
1997	22	17.5
1998	19	17.5
1999	20	17.5
2000	12	19.8
2001	24	19.8
2002	19	19.8
2003	18	19.8
2004	25	19.8
2005	23	19.8
2006	13	19.8
2007	19	19.8
2008	21	19.8
2009	24	19.8
2010	17	19
2011	13	19
2012	26	19
2013	12	19
2014	27	19
2015	14	19
2016	26	19
2017	21	19
2018	14	19
2019	20	19
2020	17	14.4
2021	13	14.4
2022	11	14.4
2023	17	14.4
2024	15	14.4
2025	18	14.4
2026	10	14.4

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

First to last qualifying date each year at Viljandi
Year	First date	Last date
1906	1906-01-18	1906-11-09
1907	1907-04-25	1907-08-27
1908	1908-01-05	1908-12-24
1909	1909-03-06	1909-12-01
1910	1910-01-03	1910-12-23
1915	1915-05-30	1915-12-11
1937	1937-01-04	1937-12-09
1943	1943-05-17	1943-10-04
1945	1945-03-20	1945-10-17
1946	1946-05-03	1946-11-12
1947	1947-03-25	1947-10-03
1948	1948-05-12	1948-10-22
1949	1949-03-14	1949-12-09
1950	1950-04-23	1950-11-15
1951	1951-06-27	1951-12-09
1952	1952-01-15	1952-10-29
1953	1953-05-26	1953-11-28
1954	1954-06-21	1954-10-31
1955	1955-01-10	1955-12-28
1956	1956-04-10	1956-11-04
1957	1957-02-01	1957-10-31
1958	1958-01-19	1958-09-22
1959	1959-03-06	1959-11-22
1960	1960-02-13	1960-12-04
1961	1961-01-29	1961-12-02
1962	1962-01-22	1962-10-17
1963	1963-06-26	1963-11-15
1964	1964-06-19	1964-10-24
1965	1965-05-17	1965-10-03
1966	1966-01-01	1966-11-20
1967	1967-01-10	1967-12-15
1968	1968-05-18	1968-10-31
1969	1969-03-08	1969-11-01
1970	1970-01-05	1970-12-02
1971	1971-03-09	1971-12-21
1972	1972-05-05	1972-11-10
1973	1973-02-06	1973-11-22
1974	1974-06-09	1974-12-04
1975	1975-01-09	1975-12-23
1976	1976-01-19	1976-10-31
1977	1977-04-03	1977-12-23
1978	1978-01-01	1978-11-19
1979	1979-01-12	1979-12-17
1980	1980-05-24	1980-12-31
1981	1981-01-16	1981-12-19
1982	1982-01-25	1982-12-15
1983	1983-01-13	1983-12-31
1984	1984-05-18	1984-12-06
1985	1985-01-29	1985-12-03
1986	1986-01-21	1986-12-05
1987	1987-01-24	1987-09-25
1988	1988-01-07	1988-12-26
1989	1989-01-14	1989-12-21
1990	1990-01-23	1990-11-16
1991	1991-01-06	1991-11-17
1992	1992-01-02	1992-12-11
1993	1993-01-11	1993-12-19
1994	1994-04-30	1994-12-29
1995	1995-05-13	1995-10-18
1996	1996-05-09	1996-12-27
1997	1997-02-09	1997-12-25
1998	1998-01-29	1998-10-23
1999	1999-01-04	1999-11-30
2000	2000-03-06	2000-11-08
2001	2001-01-06	2001-11-21
2002	2002-01-19	2002-12-28
2003	2003-03-11	2003-12-24
2004	2004-03-21	2004-12-30
2005	2005-01-07	2005-12-16
2006	2006-06-01	2006-12-31
2007	2007-01-10	2007-11-29
2008	2008-01-19	2008-11-23
2009	2009-03-17	2009-12-25
2010	2010-02-22	2010-12-24
2011	2011-02-07	2011-12-19
2012	2012-01-04	2012-11-29
2013	2013-05-17	2013-12-03
2014	2014-01-06	2014-12-30
2015	2015-01-10	2015-12-05
2016	2016-01-25	2016-12-31
2017	2017-03-16	2017-12-07
2018	2018-04-01	2018-11-12
2019	2019-01-17	2019-12-09
2020	2020-01-12	2020-11-26
2021	2021-05-06	2021-12-24
2022	2022-01-30	2022-10-04
2023	2023-01-03	2023-11-13
2024	2024-04-15	2024-12-30
2025	2025-01-01	2025-10-26
2026	2026-06-06	2026-07-27

Every Fixed Threshold

Fixed thresholds at Viljandi
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	90	31	1988	10
25 mm (0.98 in): Days with 25 mm or more rain	73	6	1948	2
50 mm (1.97 in): Days with 50 mm or more rain	8	2	2008	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

Data for Viljandi 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Viljandi Threshold Days by Year (EN000026233)

Key Facts for Viljandi Thresholds

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

Every Fixed Threshold

Download the Data

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