Normanton Post Office Threshold Days by Year

13 fixed thresholds counted per year at Normanton Post Office (ASN00029041): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Normanton Post Office Thresholds

Normanton Post Office: days with 10 mm (0.39 in) or more of precipitation in 113 years, most in 1974 with 45.
Normanton Post Office: days with 25 mm (0.98 in) or more of precipitation in 113 years, most in 1891 with 24.
Normanton Post Office: days with 50 mm (1.97 in) or more of precipitation in 106 years, most in 1974 with 13.
Normanton Post Office: days with 100 mm (3.94 in) or more of precipitation in 55 years, most in 1991 with 5.
13 fixed thresholds have at least one qualifying day at Normanton Post Office.

Days at or above 30 C (86 F)

42 years with a qualifying day

Days per year at Normanton Post Office with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 332 in 1988.

Days at or above 30 C (86 F) per year at Normanton Post Office
Year	Days	Decade average
1957	303	297.5
1959	292	297.5
1960	285	307.9
1961	301	307.9
1962	314	307.9
1963	312	307.9
1964	320	307.9
1965	311	307.9
1966	314	307.9
1967	297	307.9
1968	306	307.9
1969	319	307.9
1970	326	294.9
1971	270	294.9
1972	300	294.9
1973	328	294.9
1974	270	294.9
1976	277	294.9
1977	286	294.9
1978	312	294.9
1979	285	294.9
1980	324	306.2
1981	298	306.2
1982	296	306.2
1983	283	306.2
1984	300	306.2
1985	288	306.2
1986	324	306.2
1987	320	306.2
1988	332	306.2
1989	297	306.2
1990	294	314
1991	316	314
1992	316	314
1993	332	314
1994	311	314
1995	313	314
1996	326	314
1997	310	314
1998	314	314
1999	308	314
2000	284	284

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

First to last qualifying date each year at Normanton Post Office
Year	First date	Last date
1957	1957-01-01	1957-12-31
1959	1959-01-01	1959-12-31
1960	1960-01-01	1960-12-31
1961	1961-01-01	1961-12-30
1962	1962-01-01	1962-12-31
1963	1963-01-01	1963-12-31
1964	1964-01-01	1964-12-31
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-31
1967	1967-01-01	1967-12-31
1968	1968-01-01	1968-12-30
1969	1969-01-01	1969-12-31
1970	1970-01-01	1970-12-31
1971	1971-01-01	1971-12-31
1972	1972-01-01	1972-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-31
1976	1976-01-16	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-01	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-30
1984	1984-01-01	1984-12-31
1985	1985-01-01	1985-12-31
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-01	1989-12-31
1990	1990-01-01	1990-12-31
1991	1991-01-01	1991-12-31
1992	1992-01-01	1992-12-31
1993	1993-01-01	1993-12-31
1994	1994-01-01	1994-12-31
1995	1995-01-01	1995-12-31
1996	1996-01-01	1996-12-31
1997	1997-01-01	1997-12-31
1998	1998-01-01	1998-12-28
1999	1999-01-02	1999-12-31
2000	2000-01-01	2000-12-31

Every Fixed Threshold

Fixed thresholds at Normanton Post Office
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	42	332	1988	284
35 C (95 F): Days	42	192	1961	106
40 C (104 F): Days	39	20	1962	1
90 F (32.2 C): Days	42	279	1988	215
100 F (37.8 C): Days	42	80	1967	19
110 F (43.3 C): Days	3	1	1962	1
20 C (68 F): Tropical nights (min	43	291	1998	240
25 C (77 F): Days with min	43	152	1998	92
10 mm (0.39 in): Days with 10 mm or more rain	113	45	1974	41
25 mm (0.98 in): Days with 25 mm or more rain	113	24	1891	20
50 mm (1.97 in): Days with 50 mm or more rain	106	13	1974	4
100 mm (3.94 in): Days with 100 mm or more rain	55	5	1991	1
200 mm (7.87 in): Days with 200 mm or more rain	5	2	1949	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1957.

Download the Data

Data for Normanton Post Office 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).

Normanton Post Office Threshold Days by Year

Key Facts for Normanton Post Office Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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