Tonghe Threshold Days by Year (CHM00050963)

16 fixed thresholds counted per year at Tonghe (CHM00050963): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tonghe Thresholds

Tonghe: days with a maximum temperature at or above 30 C (86 F) in 69 years, most in 1982 with 40.
Tonghe: days with a maximum temperature at or below 0 C (32 F) in 69 years, most in 1956 with 136.
Tonghe: nights with a minimum temperature at or below 0 C (32 F) in 68 years, most in 1979 with 205.
Tonghe: nights with a minimum temperature at or below -10 C (14 F) in 68 years, most in 1980 with 145.
16 fixed thresholds have at least one qualifying day at Tonghe.

Days at or above 30 C (86 F)

69 years with a qualifying day

Days per year at Tonghe with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 40 in 1982.

Days at or above 30 C (86 F) per year at Tonghe
Year	Days	Decade average
1952	28	16.5
1953	14	16.5
1954	20	16.5
1955	16	16.5
1956	8	16.5
1957	11	16.5
1958	28	16.5
1959	7	16.5
1960	7	11
1961	16	11
1962	7	11
1963	9	11
1964	10	11
1965	14	11
1966	10	11
1967	11	11
1968	18	11
1969	8	11
1970	16	13.7
1971	3	13.7
1972	9	13.7
1973	16	13.7
1974	18	13.7
1975	15	13.7
1976	15	13.7
1977	16	13.7
1978	15	13.7
1979	14	13.7
1980	16	13.8
1981	9	13.8
1982	40	13.8
1983	6	13.8
1984	12	13.8
1985	7	13.8
1986	9	13.8
1987	7	13.8
1988	19	13.8
1989	13	13.8
1990	7	11.5
1991	8	11.5
1992	13	11.5
1993	1	11.5
1994	12	11.5
1995	12	11.5
1996	10	11.5
1997	21	11.5
1998	11	11.5
1999	20	11.5
2000	31	16.8
2001	21	16.8
2002	9	16.8
2003	8	16.8
2004	13	16.8
2005	9	16.8
2006	16	16.8
2007	25	16.8
2008	24	16.8
2009	12	16.8
2010	19	18.3
2011	22	18.3
2012	22	18.3
2014	10	18.3
2020	18	16.6
2021	31	16.6
2022	21	16.6
2023	18	16.6
2024	11	16.6
2025	15	16.6
2026	2	16.6

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

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

Every Fixed Threshold

Fixed thresholds at Tonghe
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	69	40	1982	2
35 C (95 F): Days	8	9	1982	2
90 F (32.2 C): Days	57	23	1982	2
0 C (32 F): Ice days (max	69	136	1956	68
0 C (32 F): Frost days (min	68	205	1979	86
-10 C (14 F): Days with min	68	145	1980	65
-20 C (-4 F): Days with min	68	102	1973	37
-30 C (-22 F): Days with min	67	45	1977	4
-40 C (-40 F): Days with min	2	1	1970	1
20 C (68 F): Tropical nights (min	66	35	2025	18
25 C (77 F): Days with min	1	1	2025	1
10 mm (0.39 in): Days with 10 mm or more rain	66	33	1955	14
25 mm (0.98 in): Days with 25 mm or more rain	65	9	1955	9
50 mm (1.97 in): Days with 50 mm or more rain	30	3	1994	5
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1952	1
200 mm (7.87 in): Days with 200 mm or more rain	1	0	n/a	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 Tonghe 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).

Tonghe Threshold Days by Year (CHM00050963)

Key Facts for Tonghe Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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