Mazanovo Threshold Days by Year (RSM00031443)

16 fixed thresholds counted per year at Mazanovo (RSM00031443): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mazanovo Thresholds

Mazanovo: nights with a minimum temperature at or below 0 C (32 F) in 85 years, most in 1954 with 235.
Mazanovo: nights with a minimum temperature at or below -10 C (14 F) in 85 years, most in 1960 with 168.
Mazanovo: nights with a minimum temperature at or below -20 C (-4 F) in 85 years, most in 1952 with 138.
Mazanovo: nights with a minimum temperature at or below -30 C (-22 F) in 85 years, most in 1952 with 106.
16 fixed thresholds have at least one qualifying day at Mazanovo.

Days at or above 30 C (86 F)

82 years with a qualifying day

Days per year at Mazanovo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 28 in 1949.

Days at or above 30 C (86 F) per year at Mazanovo
Year	Days	Decade average
1935	10	6.5
1936	1	6.5
1937	5	6.5
1939	10	6.5
1940	5	9.9
1941	9	9.9
1942	5	9.9
1943	1	9.9
1944	15	9.9
1946	6	9.9
1947	11	9.9
1948	9	9.9
1949	28	9.9
1950	17	7.5
1951	10	7.5
1952	4	7.5
1953	5	7.5
1954	28	7.5
1955	4	7.5
1956	1	7.5
1957	1	7.5
1958	2	7.5
1959	3	7.5
1960	6	6.3
1961	2	6.3
1962	6	6.3
1963	5	6.3
1964	2	6.3
1965	7	6.3
1966	4	6.3
1967	5	6.3
1968	19	6.3
1969	7	6.3
1970	20	8.1
1971	8	8.1
1972	1	8.1
1973	8	8.1
1974	9	8.1
1975	12	8.1
1976	4	8.1
1977	13	8.1
1978	3	8.1
1979	3	8.1
1980	15	9.3
1981	4	9.3
1982	14	9.3
1983	3	9.3
1984	2	9.3
1985	3	9.3
1986	17	9.3
1987	9	9.3
1988	19	9.3
1989	7	9.3
1990	8	9.2
1991	8	9.2
1992	14	9.2
1993	7	9.2
1994	6	9.2
1995	2	9.2
1996	13	9.2
1997	6	9.2
1998	8	9.2
1999	20	9.2
2000	23	12.7
2001	10	12.7
2002	6	12.7
2003	4	12.7
2004	13	12.7
2005	25	12.7
2006	6	12.7
2007	18	12.7
2008	18	12.7
2009	4	12.7
2010	13	13.6
2011	15	13.6
2012	21	13.6
2013	4	13.6
2014	20	13.6
2015	18	13.6
2016	4	13.6
2017	21	13.6
2018	6	13.6

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

First to last qualifying date each year at Mazanovo
Year	First date	Last date
1935	1935-07-06	1935-07-24
1936	1936-06-20	1936-06-20
1937	1937-06-17	1937-07-17
1939	1939-07-01	1939-08-19
1940	1940-06-25	1940-06-30
1941	1941-06-12	1941-08-08
1942	1942-06-28	1942-08-17
1943	1943-07-18	1943-07-18
1944	1944-06-13	1944-08-26
1946	1946-06-04	1946-07-18
1947	1947-06-21	1947-07-12
1948	1948-07-02	1948-07-22
1949	1949-06-09	1949-08-12
1950	1950-06-03	1950-08-08
1951	1951-05-27	1951-07-25
1952	1952-08-02	1952-08-21
1953	1953-06-22	1953-06-30
1954	1954-06-26	1954-08-29
1955	1955-07-20	1955-08-22
1956	1956-07-23	1956-07-23
1957	1957-08-03	1957-08-03
1958	1958-07-14	1958-07-16
1959	1959-06-12	1959-08-13
1960	1960-07-11	1960-07-29
1961	1961-06-01	1961-07-31
1962	1962-06-22	1962-07-25
1963	1963-06-18	1963-07-26
1964	1964-07-31	1964-08-01
1965	1965-06-10	1965-08-11
1966	1966-05-17	1966-07-06
1967	1967-06-17	1967-07-31
1968	1968-06-21	1968-08-16
1969	1969-06-19	1969-07-20
1970	1970-06-17	1970-07-15
1971	1971-06-17	1971-07-26
1972	1972-05-23	1972-05-23
1973	1973-06-08	1973-07-06
1974	1974-05-17	1974-08-15
1975	1975-05-26	1975-07-14
1976	1976-07-12	1976-07-21
1977	1977-05-11	1977-08-19
1978	1978-05-19	1978-06-30
1979	1979-05-26	1979-07-04
1980	1980-06-27	1980-08-07
1981	1981-05-20	1981-07-13
1982	1982-06-02	1982-07-31
1983	1983-07-07	1983-08-14
1984	1984-06-16	1984-06-17
1985	1985-06-04	1985-07-04
1986	1986-05-05	1986-07-26
1987	1987-05-31	1987-06-22
1988	1988-06-23	1988-08-05
1989	1989-06-18	1989-08-06
1990	1990-05-17	1990-07-21
1991	1991-06-26	1991-07-18
1992	1992-05-25	1992-07-16
1993	1993-07-08	1993-08-05
1994	1994-06-23	1994-07-21
1995	1995-06-14	1995-07-04
1996	1996-07-02	1996-07-22
1997	1997-07-17	1997-07-27
1998	1998-05-15	1998-08-21
1999	1999-06-11	1999-08-09
2000	2000-06-10	2000-08-13
2001	2001-05-12	2001-08-14
2002	2002-05-20	2002-07-10
2003	2003-06-11	2003-06-18
2004	2004-06-17	2004-08-22
2005	2005-06-29	2005-08-25
2006	2006-07-01	2006-08-09
2007	2007-06-15	2007-08-19
2008	2008-06-12	2008-07-26
2009	2009-05-20	2009-08-10
2010	2010-05-23	2010-08-26
2011	2011-06-15	2011-08-26
2012	2012-05-21	2012-08-06
2013	2013-06-22	2013-06-25
2014	2014-04-30	2014-08-23
2015	2015-06-12	2015-08-26
2016	2016-05-19	2016-08-01
2017	2017-05-09	2017-08-19
2018	2018-05-31	2018-07-27

Every Fixed Threshold

Fixed thresholds at Mazanovo
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	82	28	1949	6
35 C (95 F): Days	10	5	2010	1
90 F (32.2 C): Days	51	11	1970	1
100 F (37.8 C): Days	1	3	2010	3
0 C (32 F): Ice days (max	83	163	1960	129
0 C (32 F): Frost days (min	85	235	1954	215
-10 C (14 F): Days with min	85	168	1960	137
-20 C (-4 F): Days with min	85	138	1952	115
-30 C (-22 F): Days with min	85	106	1952	76
-40 C (-40 F): Days with min	80	48	1969	2
20 C (68 F): Tropical nights (min	41	6	1948	1
10 mm (0.39 in): Days with 10 mm or more rain	85	26	1985	20
25 mm (0.98 in): Days with 25 mm or more rain	81	9	1959	6
50 mm (1.97 in): Days with 50 mm or more rain	35	3	1994	3
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1956	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	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 1935.

Download the Data

Data for Mazanovo 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).

Mazanovo Threshold Days by Year (RSM00031443)

Key Facts for Mazanovo Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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