Tianshui Threshold Days by Year (CHM00057006)

11 fixed thresholds counted per year at Tianshui (CHM00057006): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tianshui Thresholds

Tianshui: days with a maximum temperature at or above 30 C (86 F) in 53 years, most in 1997 with 67.
Tianshui: days with a maximum temperature at or below 0 C (32 F) in 53 years, most in 1984 with 41.
Tianshui: days with a maximum temperature at or above 90 F (32.2 C) in 52 years, most in 1997 with 38.
Tianshui: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1964 with 24.
11 fixed thresholds have at least one qualifying day at Tianshui.

Days at or above 30 C (86 F)

53 years with a qualifying day

Days per year at Tianshui with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 67 in 1997.

Days at or above 30 C (86 F) per year at Tianshui
Year	Days	Decade average
1951	41	28
1952	22	28
1953	50	28
1954	19	28
1955	27	28
1956	23	28
1957	27	28
1958	24	28
1959	19	28
1960	26	27.9
1961	27	27.9
1962	30	27.9
1963	30	27.9
1964	15	27.9
1965	27	27.9
1966	26	27.9
1967	26	27.9
1968	22	27.9
1969	50	27.9
1970	27	31.6
1971	34	31.6
1972	43	31.6
1973	38	31.6
1974	41	31.6
1975	26	31.6
1976	15	31.6
1977	38	31.6
1978	25	31.6
1979	29	31.6
1980	19	25.7
1981	31	25.7
1982	39	25.7
1983	15	25.7
1984	12	25.7
1985	30	25.7
1986	37	25.7
1987	32	25.7
1988	27	25.7
1989	15	25.7
1990	33	41.5
1991	42	41.5
1992	21	41.5
1993	21	41.5
1994	50	41.5
1995	47	41.5
1996	50	41.5
1997	67	41.5
1998	47	41.5
1999	37	41.5
2000	52	44.5
2001	46	44.5
2002	55	44.5
2003	25	44.5

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

First to last qualifying date each year at Tianshui
Year	First date	Last date
1951	1951-05-14	1951-08-14
1952	1952-04-18	1952-09-04
1953	1953-05-06	1953-08-25
1954	1954-05-18	1954-08-31
1955	1955-05-06	1955-08-26
1956	1956-05-30	1956-08-08
1957	1957-06-07	1957-08-29
1958	1958-04-22	1958-08-04
1959	1959-06-10	1959-08-27
1960	1960-05-01	1960-08-06
1961	1961-06-09	1961-08-11
1962	1962-05-21	1962-08-11
1963	1963-05-29	1963-08-17
1964	1964-06-12	1964-08-11
1965	1965-05-23	1965-08-23
1966	1966-05-20	1966-08-15
1967	1967-05-31	1967-08-31
1968	1968-06-11	1968-08-20
1969	1969-05-10	1969-08-27
1970	1970-05-21	1970-08-09
1971	1971-06-06	1971-08-21
1972	1972-04-30	1972-08-21
1973	1973-06-08	1973-08-23
1974	1974-05-28	1974-08-20
1975	1975-05-31	1975-08-23
1976	1976-06-23	1976-08-17
1977	1977-06-08	1977-09-03
1978	1978-04-28	1978-08-24
1979	1979-06-02	1979-08-12
1980	1980-05-02	1980-08-31
1981	1981-05-06	1981-08-08
1982	1982-05-22	1982-08-18
1983	1983-05-30	1983-08-31
1984	1984-06-02	1984-08-12
1985	1985-06-16	1985-08-20
1986	1986-05-07	1986-09-02
1987	1987-06-23	1987-09-20
1988	1988-05-01	1988-08-07
1989	1989-05-31	1989-08-10
1990	1990-05-11	1990-08-22
1991	1991-06-16	1991-09-07
1992	1992-04-27	1992-08-14
1993	1993-04-23	1993-08-07
1994	1994-04-29	1994-09-02
1995	1995-05-07	1995-09-05
1996	1996-05-25	1996-09-13
1997	1997-04-30	1997-09-10
1998	1998-04-20	1998-09-10
1999	1999-06-11	1999-09-09
2000	2000-05-04	2000-08-26
2001	2001-05-13	2001-08-25
2002	2002-05-30	2002-09-08
2003	2003-05-29	2003-08-27

Every Fixed Threshold

Fixed thresholds at Tianshui
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	53	67	1997	25
35 C (95 F): Days	17	11	1997	8
90 F (32.2 C): Days	52	38	1997	7
100 F (37.8 C): Days	1	1	1997	1
0 C (32 F): Ice days (max	53	41	1984	2
0 C (32 F): Frost days (min	47	128	1969	103
-10 C (14 F): Days with min	45	24	1963	2
20 C (68 F): Tropical nights (min	46	24	1953	19
10 mm (0.39 in): Days with 10 mm or more rain	48	24	1964	12
25 mm (0.98 in): Days with 25 mm or more rain	46	8	1967	2
50 mm (1.97 in): Days with 50 mm or more rain	14	3	1951	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 Tianshui 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).

Tianshui Threshold Days by Year (CHM00057006)

Key Facts for Tianshui Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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