Georgetown Post Office Threshold Days by Year (ASN00030018)

14 fixed thresholds counted per year at Georgetown Post Office (ASN00030018): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Georgetown Post Office Thresholds

Georgetown Post Office: days with 10 mm (0.39 in) or more of precipitation in 120 years, most in 1974 with 56.
Georgetown Post Office: days with 25 mm (0.98 in) or more of precipitation in 120 years, most in 1974 with 31.
Georgetown Post Office: days with 50 mm (1.97 in) or more of precipitation in 110 years, most in 1974 with 9.
Georgetown Post Office: days with a maximum temperature at or above 30 C (86 F) in 109 years, most in 1942 with 317.
14 fixed thresholds have at least one qualifying day at Georgetown Post Office.

Days at or above 30 C (86 F)

109 years with a qualifying day

Days per year at Georgetown Post Office with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 317 in 1942.

Days at or above 30 C (86 F) per year at Georgetown Post Office
Year	Days	Decade average
1894	207	244.2
1895	254	244.2
1896	238	244.2
1897	274	244.2
1898	248	244.2
1899	244	244.2
1900	306	281.9
1901	290	281.9
1902	278	281.9
1903	280	281.9
1904	279	281.9
1905	287	281.9
1906	277	281.9
1907	261	281.9
1908	273	281.9
1909	288	281.9
1910	288	261.1
1911	251	261.1
1912	266	261.1
1913	241	261.1
1914	250	261.1
1915	299	261.1
1916	270	261.1
1917	256	261.1
1918	231	261.1
1919	259	261.1
1920	267	267.4
1921	277	267.4
1922	251	267.4
1923	279	267.4
1924	241	267.4
1925	250	267.4
1926	303	267.4
1927	272	267.4
1928	278	267.4
1929	256	267.4
1930	267	275.3
1931	314	275.3
1932	270	275.3
1934	262	275.3
1935	279	275.3
1936	284	275.3
1937	265	275.3
1938	280	275.3
1939	257	275.3
1940	265	277.3
1941	247	277.3
1942	317	277.3
1943	300	277.3
1944	268	277.3
1945	281	277.3
1946	266	277.3
1947	300	277.3
1948	294	277.3
1949	235	277.3
1950	249	271.3
1951	286	271.3
1952	306	271.3
1953	284	271.3
1954	276	271.3
1955	278	271.3
1957	244	271.3
1958	291	271.3
1959	228	271.3
1960	270	274.8
1961	256	274.8
1962	225	274.8
1964	298	274.8
1965	282	274.8
1966	287	274.8
1967	274	274.8
1968	285	274.8
1969	296	274.8
1970	289	277.9
1971	274	277.9
1973	295	277.9
1974	265	277.9
1975	288	277.9
1976	269	277.9
1977	258	277.9
1978	298	277.9
1979	265	277.9
1980	283	283.2
1981	278	283.2
1982	263	283.2
1983	256	283.2
1984	283	283.2
1985	281	283.2
1986	303	283.2
1987	303	283.2
1988	301	283.2
1989	281	283.2
1990	293	296.9
1991	279	296.9
1992	306	296.9
1993	307	296.9
1994	300	296.9
1995	293	296.9
1996	317	296.9
1997	278	296.9
1998	316	296.9
1999	280	296.9
2000	257	292.7
2001	285	292.7
2002	305	292.7
2003	306	292.7
2004	314	292.7
2005	315	292.7
2006	267	292.7

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

First to last qualifying date each year at Georgetown Post Office
Year	First date	Last date
1894	1894-01-01	1894-12-31
1895	1895-01-01	1895-12-31
1896	1896-01-01	1896-12-31
1897	1897-01-01	1897-12-27
1898	1898-01-02	1898-12-31
1899	1899-01-01	1899-12-31
1900	1900-01-01	1900-12-31
1901	1901-01-01	1901-12-31
1902	1902-01-01	1902-12-31
1903	1903-01-01	1903-12-31
1904	1904-01-01	1904-12-31
1905	1905-01-01	1905-12-31
1906	1906-01-01	1906-12-31
1907	1907-01-01	1907-12-30
1908	1908-01-02	1908-12-31
1909	1909-01-01	1909-12-30
1910	1910-01-01	1910-12-31
1911	1911-01-01	1911-12-31
1912	1912-01-01	1912-12-31
1913	1913-01-01	1913-12-31
1914	1914-01-01	1914-12-31
1915	1915-01-01	1915-12-31
1916	1916-01-01	1916-12-30
1917	1917-01-02	1917-12-31
1918	1918-01-01	1918-12-31
1919	1919-01-01	1919-12-31
1920	1920-01-02	1920-12-31
1921	1921-01-01	1921-12-31
1922	1922-01-01	1922-12-30
1923	1923-01-01	1923-12-31
1924	1924-01-01	1924-12-31
1925	1925-01-01	1925-12-30
1926	1926-01-01	1926-12-31
1927	1927-01-01	1927-12-31
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	1931-12-31
1932	1932-01-01	1932-12-31
1934	1934-01-01	1934-12-31
1935	1935-01-01	1935-12-31
1936	1936-01-01	1936-12-31
1937	1937-01-01	1937-12-31
1938	1938-01-01	1938-12-31
1939	1939-01-01	1939-12-31
1940	1940-01-01	1940-12-31
1941	1941-01-01	1941-12-31
1942	1942-01-01	1942-12-31
1943	1943-01-01	1943-12-31
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	1948-12-31
1949	1949-01-01	1949-12-31
1950	1950-01-01	1950-12-31
1951	1951-01-02	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	1955-01-01	1955-12-31
1957	1957-01-05	1957-12-30
1958	1958-01-01	1958-12-30
1959	1959-01-01	1959-12-31
1960	1960-01-04	1960-12-30
1961	1961-01-01	1961-12-31
1962	1962-01-01	1962-12-31
1964	1964-01-01	1964-12-31
1965	1965-01-03	1965-12-31
1966	1966-01-02	1966-12-31
1967	1967-01-01	1967-12-31
1968	1968-01-01	1968-12-31
1969	1969-01-01	1969-12-23
1970	1970-01-06	1970-12-31
1971	1971-01-01	1971-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-30
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-04	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	1983-12-31
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	1998-01-03	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	2002-12-31
2003	2003-01-01	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-31
2006	2006-01-01	2006-12-31

Every Fixed Threshold

Fixed thresholds at Georgetown Post Office
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	109	317	1942	267
35 C (95 F): Days	109	178	1952	138
40 C (104 F): Days	79	29	1994	11
90 F (32.2 C): Days	109	261	1952	212
100 F (37.8 C): Days	109	95	1962	52
110 F (43.3 C): Days	5	1	1901	1
0 C (32 F): Frost days (min	12	5	1965	5
20 C (68 F): Tropical nights (min	108	216	1998	189
25 C (77 F): Days with min	108	43	1928	14
10 mm (0.39 in): Days with 10 mm or more rain	120	56	1974	30
25 mm (0.98 in): Days with 25 mm or more rain	120	31	1974	9
50 mm (1.97 in): Days with 50 mm or more rain	110	9	1974	4
100 mm (3.94 in): Days with 100 mm or more rain	40	3	1896	1
200 mm (7.87 in): Days with 200 mm or more rain	3	2	1965	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

Data for Georgetown 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).

Georgetown Post Office Threshold Days by Year (ASN00030018)

Key Facts for Georgetown Post Office Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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