Northam Threshold Days by Year (ASN00010111)

14 fixed thresholds counted per year at Northam (ASN00010111): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Northam Thresholds

Northam: days with 10 mm (0.39 in) or more of precipitation in 119 years, most in 1915 with 24.
Northam: days with a maximum temperature at or above 30 C (86 F) in 115 years, most in 1994 with 138.
Northam: days with a maximum temperature at or above 35 C (95 F) in 115 years, most in 1972 with 73.
Northam: days with a maximum temperature at or above 40 C (104 F) in 115 years, most in 1956 with 23.
14 fixed thresholds have at least one qualifying day at Northam.

Days at or above 30 C (86 F)

115 years with a qualifying day

Days per year at Northam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 138 in 1994.

Days at or above 30 C (86 F) per year at Northam
Year	Days	Decade average
1907	101	99.7
1908	98	99.7
1909	100	99.7
1910	115	104.3
1911	105	104.3
1912	117	104.3
1913	98	104.3
1914	118	104.3
1915	112	104.3
1916	97	104.3
1917	75	104.3
1918	102	104.3
1919	104	104.3
1920	119	100.7
1921	112	100.7
1922	105	100.7
1923	111	100.7
1924	97	100.7
1925	88	100.7
1926	86	100.7
1927	95	100.7
1928	111	100.7
1929	83	100.7
1930	114	106.5
1931	114	106.5
1932	105	106.5
1933	118	106.5
1934	91	106.5
1935	88	106.5
1936	111	106.5
1937	114	106.5
1938	100	106.5
1939	110	106.5
1940	97	100.7
1941	106	100.7
1942	91	100.7
1943	93	100.7
1944	97	100.7
1945	108	100.7
1946	105	100.7
1947	94	100.7
1948	105	100.7
1949	111	100.7
1950	107	110.8
1951	84	110.8
1952	102	110.8
1953	109	110.8
1954	114	110.8
1955	97	110.8
1956	127	110.8
1957	133	110.8
1958	129	110.8
1959	106	110.8
1960	99	103.1
1961	118	103.1
1962	107	103.1
1963	108	103.1
1964	91	103.1
1965	98	103.1
1966	100	103.1
1967	110	103.1
1968	81	103.1
1969	119	103.1
1970	115	107.4
1971	87	107.4
1972	132	107.4
1973	108	107.4
1974	87	107.4
1975	99	107.4
1976	108	107.4
1977	116	107.4
1978	115	107.4
1980	109	99.7
1981	95	99.7
1982	97	99.7
1983	109	99.7
1986	77	99.7
1987	96	99.7
1988	115	99.7
1990	92	108.8
1991	124	108.8
1992	99	108.8
1993	114	108.8
1994	138	108.8
1995	101	108.8
1996	102	108.8
1997	97	108.8
1998	113	108.8
1999	108	108.8
2000	94	106.7
2001	92	106.7
2002	111	106.7
2003	111	106.7
2004	117	106.7
2005	99	106.7
2006	114	106.7
2007	103	106.7
2008	107	106.7
2009	119	106.7
2010	133	120.2
2011	122	120.2
2012	114	120.2
2013	124	120.2
2014	126	120.2
2015	129	120.2
2016	107	120.2
2017	103	120.2
2018	110	120.2
2019	134	120.2
2020	115	105.8
2021	105	105.8
2022	104	105.8
2024	116	105.8
2025	125	105.8
2026	70	105.8

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

First to last qualifying date each year at Northam
Year	First date	Last date
1907	1907-01-05	1907-12-31
1908	1908-01-01	1908-12-31
1909	1909-01-01	1909-12-31
1910	1910-01-01	1910-12-31
1911	1911-01-01	1911-12-31
1912	1912-01-01	1912-12-30
1913	1913-01-07	1913-12-31
1914	1914-01-01	1914-12-31
1915	1915-01-01	1915-12-31
1916	1916-01-01	1916-12-31
1917	1917-01-02	1917-12-31
1918	1918-01-03	1918-12-31
1919	1919-01-01	1919-12-31
1920	1920-01-01	1920-12-29
1921	1921-01-02	1921-12-31
1922	1922-01-01	1922-12-31
1923	1923-01-01	1923-12-31
1924	1924-01-01	1924-12-31
1925	1925-01-01	1925-12-30
1926	1926-01-02	1926-12-31
1927	1927-01-02	1927-12-30
1928	1928-01-01	1928-12-31
1929	1929-01-01	1929-12-31
1930	1930-01-01	1930-12-31
1931	1931-01-01	1931-12-30
1932	1932-01-01	1932-12-31
1933	1933-01-01	1933-12-31
1934	1934-01-01	1934-12-28
1935	1935-01-05	1935-12-31
1936	1936-01-04	1936-12-31
1937	1937-01-02	1937-12-29
1938	1938-01-04	1938-12-30
1939	1939-01-03	1939-12-31
1940	1940-01-01	1940-12-28
1941	1941-01-02	1941-12-31
1942	1942-01-01	1942-12-30
1943	1943-01-03	1943-12-28
1944	1944-01-01	1944-12-31
1945	1945-01-01	1945-12-31
1946	1946-01-01	1946-12-31
1947	1947-01-01	1947-12-31
1948	1948-01-01	1948-12-30
1949	1949-01-02	1949-12-31
1950	1950-01-01	1950-12-31
1951	1951-01-04	1951-12-31
1952	1952-01-01	1952-12-31
1953	1953-01-01	1953-12-31
1954	1954-01-01	1954-12-31
1955	1955-01-03	1955-12-31
1956	1956-01-01	1956-12-31
1957	1957-01-03	1957-12-31
1958	1958-01-01	1958-12-31
1959	1959-01-01	1959-12-27
1960	1960-01-04	1960-12-27
1961	1961-01-01	1961-12-31
1962	1962-01-01	1962-12-28
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	1968-12-31
1969	1969-01-01	1969-12-31
1970	1970-01-01	1970-12-31
1971	1971-01-05	1971-12-31
1972	1972-01-01	1972-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-31
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-02	1978-12-31
1980	1980-01-01	1980-12-31
1981	1981-01-01	1981-12-28
1982	1982-01-03	1982-12-31
1983	1983-01-02	1983-12-29
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-29
1988	1988-01-01	1988-12-31
1990	1990-01-05	1990-12-31
1991	1991-01-01	1991-12-31
1992	1992-01-02	1992-12-31
1993	1993-01-03	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	1999-12-31
2000	2000-01-01	2000-12-31
2001	2001-01-01	2001-12-31
2002	2002-01-01	2002-12-28
2003	2003-01-01	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-30
2006	2006-01-02	2006-12-31
2007	2007-01-01	2007-12-31
2008	2008-01-01	2008-12-31
2009	2009-01-01	2009-12-31
2010	2010-01-01	2010-12-31
2011	2011-01-01	2011-12-31
2012	2012-01-01	2012-12-31
2013	2013-01-01	2013-12-31
2014	2014-01-04	2014-12-31
2015	2015-01-01	2015-12-31
2016	2016-01-01	2016-12-29
2017	2017-01-01	2017-12-31
2018	2018-01-01	2018-12-31
2019	2019-01-01	2019-12-31
2020	2020-01-01	2020-12-31
2021	2021-01-01	2021-12-31
2022	2022-01-01	2022-12-31
2024	2024-01-01	2024-12-31
2025	2025-01-01	2025-12-31
2026	2026-01-01	2026-10-06

Every Fixed Threshold

Fixed thresholds at Northam
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	115	138	1994	70
35 C (95 F): Days	115	73	1972	42
40 C (104 F): Days	115	23	1956	13
45 C (113 F): Days	26	3	1933	2
90 F (32.2 C): Days	115	110	1972	58
100 F (37.8 C): Days	115	46	1921	27
110 F (43.3 C): Days	68	8	1956	6
0 C (32 F): Frost days (min	83	24	2010	3
20 C (68 F): Tropical nights (min	114	38	1921	11
25 C (77 F): Days with min	58	8	1961	2
10 mm (0.39 in): Days with 10 mm or more rain	119	24	1915	6
25 mm (0.98 in): Days with 25 mm or more rain	96	7	1917	2
50 mm (1.97 in): Days with 50 mm or more rain	25	3	2017	2
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1934	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

Data for Northam 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).

Northam Threshold Days by Year (ASN00010111)

Key Facts for Northam Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related