Hangzhou Threshold Days by Year (CHM00058457)

13 fixed thresholds counted per year at Hangzhou (CHM00058457): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hangzhou Thresholds

Hangzhou: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 1954 with 72.
Hangzhou: days with 25 mm (0.98 in) or more of precipitation in 67 years, most in 1954 with 30.
Hangzhou: days with a maximum temperature at or above 30 C (86 F) in 63 years, most in 2007 with 108.
Hangzhou: days with a maximum temperature at or above 35 C (95 F) in 63 years, most in 1953 with 53.
13 fixed thresholds have at least one qualifying day at Hangzhou.

Days at or above 30 C (86 F)

63 years with a qualifying day

Days per year at Hangzhou with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 108 in 2007.

Days at or above 30 C (86 F) per year at Hangzhou
Year	Days	Decade average
1951	79	77.7
1952	81	77.7
1953	88	77.7
1954	65	77.7
1955	83	77.7
1956	77	77.7
1957	61	77.7
1958	83	77.7
1959	82	77.7
1960	76	77.6
1961	94	77.6
1962	69	77.6
1963	83	77.6
1964	89	77.6
1965	63	77.6
1966	68	77.6
1967	84	77.6
1968	69	77.6
1969	81	77.6
1970	78	74.3
1971	85	74.3
1972	73	74.3
1973	74	74.3
1974	61	74.3
1975	84	74.3
1976	65	74.3
1977	61	74.3
1978	88	74.3
1979	74	74.3
1980	65	71.6
1981	68	71.6
1982	68	71.6
1983	67	71.6
1984	88	71.6
1985	92	71.6
1986	71	71.6
1987	71	71.6
1988	72	71.6
1989	54	71.6
1990	81	78.4
1991	78	78.4
1992	64	78.4
1993	70	78.4
1994	96	78.4
1995	75	78.4
1996	82	78.4
1997	89	78.4
1998	87	78.4
1999	62	78.4
2000	95	92.1
2001	68	92.1
2002	77	92.1
2003	90	92.1
2004	90	92.1
2005	103	92.1
2006	91	92.1
2007	108	92.1
2008	96	92.1
2009	103	92.1
2010	88	89.7
2011	96	89.7
2012	85	89.7
2025	67	67

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

First to last qualifying date each year at Hangzhou
Year	First date	Last date
1951	1951-05-13	1951-10-19
1952	1952-04-17	1952-11-11
1953	1953-04-26	1953-09-26
1954	1954-05-01	1954-09-17
1955	1955-04-11	1955-09-22
1956	1956-04-15	1956-10-10
1957	1957-04-09	1957-08-30
1958	1958-04-17	1958-10-13
1959	1959-05-02	1959-09-22
1960	1960-05-02	1960-09-30
1961	1961-05-08	1961-10-18
1962	1962-05-31	1962-10-10
1963	1963-04-15	1963-09-07
1964	1964-04-03	1964-10-04
1965	1965-05-16	1965-09-05
1966	1966-05-08	1966-09-04
1967	1967-04-29	1967-10-11
1968	1968-05-29	1968-10-07
1969	1969-04-14	1969-09-29
1970	1970-04-16	1970-10-24
1971	1971-05-03	1971-09-04
1972	1972-04-17	1972-09-21
1973	1973-03-27	1973-10-04
1974	1974-05-13	1974-09-30
1975	1975-05-30	1975-09-28
1976	1976-04-22	1976-09-07
1977	1977-04-23	1977-09-14
1978	1978-04-12	1978-09-17
1979	1979-04-23	1979-09-21
1980	1980-04-05	1980-09-15
1981	1981-05-07	1981-09-08
1982	1982-05-08	1982-09-30
1983	1983-04-26	1983-10-04
1984	1984-05-09	1984-10-02
1985	1985-04-23	1985-10-12
1986	1986-04-24	1986-09-11
1987	1987-04-19	1987-10-29
1988	1988-03-14	1988-08-20
1989	1989-05-10	1989-09-26
1990	1990-05-01	1990-09-10
1991	1991-05-15	1991-09-11
1992	1992-04-20	1992-10-03
1993	1993-04-22	1993-09-17
1994	1994-04-29	1994-10-16
1995	1995-04-22	1995-10-02
1996	1996-05-20	1996-10-31
1997	1997-04-29	1997-10-21
1998	1998-04-05	1998-10-02
1999	1999-05-13	1999-10-01
2000	2000-05-04	2000-10-11
2001	2001-05-14	2001-09-12
2002	2002-04-05	2002-10-12
2003	2003-04-18	2003-11-07
2004	2004-04-19	2004-09-30
2005	2005-04-07	2005-10-01
2006	2006-04-03	2006-10-16
2007	2007-03-29	2007-10-04
2008	2008-04-29	2008-10-21
2009	2009-04-15	2009-09-25
2010	2010-03-19	2010-09-22
2011	2011-04-25	2011-09-17
2012	2012-04-23	2012-10-21
2025	2025-03-24	2025-08-24

Every Fixed Threshold

Fixed thresholds at Hangzhou
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	63	108	2007	67
35 C (95 F): Days	63	53	1953	30
40 C (104 F): Days	2	2	2003	1
90 F (32.2 C): Days	63	78	2005	51
100 F (37.8 C): Days	39	17	2003	11
0 C (32 F): Ice days (max	21	9	1977	1
0 C (32 F): Frost days (min	63	60	1967	10
20 C (68 F): Tropical nights (min	63	136	2007	67
25 C (77 F): Days with min	63	65	2006	38
10 mm (0.39 in): Days with 10 mm or more rain	67	72	1954	36
25 mm (0.98 in): Days with 25 mm or more rain	67	30	1954	19
50 mm (1.97 in): Days with 50 mm or more rain	63	10	1954	10
100 mm (3.94 in): Days with 100 mm or more rain	23	2	1963	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

Data for Hangzhou 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).

Hangzhou Threshold Days by Year (CHM00058457)

Key Facts for Hangzhou Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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