White Cliffs Post Office Threshold Days by Year (ASN00046042)

14 fixed thresholds counted per year at White Cliffs Post Office (ASN00046042): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for White Cliffs Post Office Thresholds

White Cliffs Post Office: days with 10 mm (0.39 in) or more of precipitation in 107 years, most in 1974 with 23.
White Cliffs Post Office: days with 25 mm (0.98 in) or more of precipitation in 90 years, most in 2010 with 7.
White Cliffs Post Office: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 2004 with 160.
White Cliffs Post Office: days with a maximum temperature at or above 35 C (95 F) in 47 years, most in 1997 with 93.
14 fixed thresholds have at least one qualifying day at White Cliffs Post Office.

Days at or above 30 C (86 F)

47 years with a qualifying day

Days per year at White Cliffs Post Office with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 2004.

Days at or above 30 C (86 F) per year at White Cliffs Post Office
Year	Days	Decade average
1962	121	128
1963	120	128
1965	146	128
1966	125	128
1967	130	128
1968	130	128
1969	124	128
1970	130	132.1
1971	126	132.1
1972	151	132.1
1973	115	132.1
1974	108	132.1
1977	156	132.1
1978	129	132.1
1979	142	132.1
1980	159	135.2
1981	139	135.2
1982	152	135.2
1983	130	135.2
1984	115	135.2
1985	138	135.2
1986	132	135.2
1987	123	135.2
1988	132	135.2
1989	132	135.2
1990	143	139.5
1991	143	139.5
1992	128	139.5
1993	140	139.5
1994	151	139.5
1995	137	139.5
1996	132	139.5
1997	156	139.5
1998	143	139.5
1999	122	139.5
2000	136	145.7
2001	147	145.7
2002	154	145.7
2003	139	145.7
2004	160	145.7
2005	159	145.7
2006	155	145.7
2007	141	145.7
2008	127	145.7
2009	139	145.7
2010	108	112.5
2011	117	112.5

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

First to last qualifying date each year at White Cliffs Post Office
Year	First date	Last date
1962	1962-01-01	1962-12-31
1963	1963-01-01	1963-12-31
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	1970-01-05	1970-12-27
1971	1971-01-01	1971-12-30
1972	1972-01-02	1972-12-31
1973	1973-01-01	1973-12-28
1974	1974-01-02	1974-12-30
1977	1977-01-03	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-02	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
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	1998-12-31
1999	1999-01-01	1999-12-24
2000	2000-01-02	2000-12-31
2001	2001-01-01	2001-12-31
2002	2002-01-01	2002-12-30
2003	2003-01-03	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-31
2006	2006-01-01	2006-12-31
2007	2007-01-01	2007-12-31
2008	2008-01-01	2008-12-31
2009	2009-01-01	2009-12-30
2010	2010-01-01	2010-12-31
2011	2011-01-01	2011-12-28

Every Fixed Threshold

Fixed thresholds at White Cliffs Post Office
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	47	160	2004	117
35 C (95 F): Days	47	93	1997	50
40 C (104 F): Days	47	37	2006	8
45 C (113 F): Days	22	5	2004	3
90 F (32.2 C): Days	47	129	1997	80
100 F (37.8 C): Days	47	65	2006	23
110 F (43.3 C): Days	41	17	2004	11
0 C (32 F): Frost days (min	38	10	1983	5
20 C (68 F): Tropical nights (min	46	95	1997	63
25 C (77 F): Days with min	46	40	2006	12
10 mm (0.39 in): Days with 10 mm or more rain	107	23	1974	11
25 mm (0.98 in): Days with 25 mm or more rain	90	7	2010	4
50 mm (1.97 in): Days with 50 mm or more rain	26	3	1956	2
100 mm (3.94 in): Days with 100 mm or more rain	5	1	1918	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1962.

Download the Data

Data for White Cliffs 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).

White Cliffs Post Office Threshold Days by Year (ASN00046042)

Key Facts for White Cliffs Post Office Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related