Zhangwu Threshold Days by Year (CHM00054236)

15 fixed thresholds counted per year at Zhangwu (CHM00054236): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Zhangwu Thresholds

Zhangwu: days with a maximum temperature at or above 30 C (86 F) in 69 years, most in 2000 with 68.
Zhangwu: days with a maximum temperature at or below 0 C (32 F) in 69 years, most in 1956 with 116.
Zhangwu: nights with a minimum temperature at or below 0 C (32 F) in 68 years, most in 2020 with 177.
Zhangwu: nights with a minimum temperature at or below -10 C (14 F) in 68 years, most in 1969 with 117.
15 fixed thresholds have at least one qualifying day at Zhangwu.

Days at or above 30 C (86 F)

69 years with a qualifying day

Days per year at Zhangwu with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 68 in 2000.

Days at or above 30 C (86 F) per year at Zhangwu
Year	Days	Decade average
1952	49	30.5
1953	35	30.5
1954	8	30.5
1955	39	30.5
1956	25	30.5
1957	16	30.5
1958	42	30.5
1959	30	30.5
1960	18	32.9
1961	45	32.9
1962	35	32.9
1963	46	32.9
1964	29	32.9
1965	39	32.9
1966	24	32.9
1967	41	32.9
1968	29	32.9
1969	23	32.9
1970	23	23.9
1971	19	23.9
1972	32	23.9
1973	25	23.9
1974	38	23.9
1975	25	23.9
1976	11	23.9
1977	17	23.9
1978	26	23.9
1979	23	23.9
1980	22	27.6
1981	40	27.6
1982	47	27.6
1983	37	27.6
1984	27	27.6
1985	14	27.6
1986	9	27.6
1987	16	27.6
1988	36	27.6
1989	28	27.6
1990	21	29.7
1991	27	29.7
1992	31	29.7
1993	14	29.7
1994	47	29.7
1995	10	29.7
1996	25	29.7
1997	61	29.7
1998	18	29.7
1999	43	29.7
2000	68	38.4
2001	49	38.4
2002	36	38.4
2003	29	38.4
2004	19	38.4
2005	26	38.4
2006	40	38.4
2007	58	38.4
2008	28	38.4
2009	31	38.4
2010	23	24.5
2011	16	24.5
2012	28	24.5
2014	31	24.5
2020	62	40
2021	29	40
2022	42	40
2023	53	40
2024	60	40
2025	28	40
2026	6	40

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

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

Every Fixed Threshold

Fixed thresholds at Zhangwu
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	69	68	2000	6
35 C (95 F): Days	21	9	2000	1
90 F (32.2 C): Days	65	36	2000	2
100 F (37.8 C): Days	1	2	2001	2
0 C (32 F): Ice days (max	69	116	1956	49
0 C (32 F): Frost days (min	68	177	2020	79
-10 C (14 F): Days with min	68	117	1969	44
-20 C (-4 F): Days with min	67	47	1969	4
-30 C (-22 F): Days with min	5	7	2001	1
20 C (68 F): Tropical nights (min	68	56	2025	28
25 C (77 F): Days with min	17	5	2025	1
10 mm (0.39 in): Days with 10 mm or more rain	66	29	2022	24
25 mm (0.98 in): Days with 25 mm or more rain	66	9	1979	7
50 mm (1.97 in): Days with 50 mm or more rain	43	5	1969	3
100 mm (3.94 in): Days with 100 mm or more rain	5	2	1969	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

Data for Zhangwu 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Zhangwu Threshold Days by Year (CHM00054236)

Key Facts for Zhangwu Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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