Hamlin Threshold Days by Year (USC00463846)

18 fixed thresholds counted per year at Hamlin (USC00463846): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hamlin Thresholds

Hamlin: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1989 with 54.
Hamlin: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1950 with 15.
Hamlin: days with a maximum temperature at or above 30 C (86 F) in 69 years, most in 2007 with 120.
Hamlin: days with a maximum temperature at or above 90 F (32.2 C) in 69 years, most in 2007 with 86.
18 fixed thresholds have at least one qualifying day at Hamlin.

Days at or above 30 C (86 F)

69 years with a qualifying day

Days per year at Hamlin with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 120 in 2007.

Days at or above 30 C (86 F) per year at Hamlin
Year	Days	Decade average
1944	91	76.5
1945	73	76.5
1946	48	76.5
1947	90	76.5
1948	69	76.5
1949	88	76.5
1950	39	79.4
1951	75	79.4
1952	89	79.4
1953	101	79.4
1954	93	79.4
1955	86	79.4
1956	65	79.4
1957	84	79.4
1958	64	79.4
1959	98	79.4
1960	63	60.5
1961	60	60.5
1962	71	60.5
1963	48	60.5
1964	71	60.5
1965	66	60.5
1966	63	60.5
1967	41	60.5
1968	58	60.5
1969	64	60.5
1970	80	52.8
1971	47	52.8
1972	39	52.8
1973	64	52.8
1974	26	52.8
1975	63	52.8
1976	47	52.8
1977	74	52.8
1978	59	52.8
1979	29	52.8
1980	43	56.1
1982	40	56.1
1983	71	56.1
1984	47	56.1
1985	38	56.1
1986	54	56.1
1987	73	56.1
1988	84	56.1
1989	55	56.1
1990	58	73.9
1991	94	73.9
1992	51	73.9
1993	79	73.9
1994	69	73.9
1995	80	73.9
1996	64	73.9
1997	55	73.9
1998	100	73.9
1999	89	73.9
2000	67	79.5
2001	66	79.5
2002	98	79.5
2003	52	79.5
2004	80	79.5
2005	99	79.5
2006	66	79.5
2007	120	79.5
2008	81	79.5
2009	66	79.5
2010	114	80.8
2011	88	80.8
2012	78	80.8
2013	43	80.8

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

First to last qualifying date each year at Hamlin
Year	First date	Last date
1944	1944-04-22	1944-10-07
1945	1945-03-19	1945-10-01
1946	1946-04-22	1946-10-07
1947	1947-04-05	1947-10-23
1948	1948-04-23	1948-11-06
1949	1949-05-04	1949-10-13
1950	1950-03-27	1950-09-11
1951	1951-04-29	1951-10-06
1952	1952-04-22	1952-10-02
1953	1953-04-25	1953-10-22
1954	1954-03-26	1954-10-15
1955	1955-04-19	1955-09-30
1956	1956-04-28	1956-09-24
1957	1957-04-20	1957-09-16
1958	1958-05-16	1958-09-27
1959	1959-04-02	1959-10-07
1960	1960-04-14	1960-09-23
1961	1961-04-25	1961-09-26
1962	1962-04-27	1962-10-16
1963	1963-04-02	1963-09-21
1964	1964-04-22	1964-09-22
1965	1965-05-02	1965-09-23
1966	1966-05-09	1966-09-04
1967	1967-04-03	1967-09-18
1968	1968-05-04	1968-09-25
1969	1969-04-18	1969-10-14
1970	1970-04-30	1970-09-27
1971	1971-04-14	1971-09-30
1972	1972-05-26	1972-09-17
1973	1973-03-15	1973-10-05
1974	1974-04-02	1974-08-28
1975	1975-05-22	1975-09-06
1976	1976-04-18	1976-09-14
1977	1977-04-12	1977-09-05
1978	1978-04-11	1978-09-22
1979	1979-05-09	1979-09-05
1980	1980-05-30	1980-09-15
1982	1982-05-07	1982-09-13
1983	1983-05-08	1983-09-21
1984	1984-04-27	1984-09-22
1985	1985-04-19	1985-09-24
1986	1986-04-27	1986-10-04
1987	1987-04-23	1987-09-18
1988	1988-03-24	1988-09-24
1989	1989-03-29	1989-09-22
1990	1990-04-26	1990-09-08
1991	1991-04-08	1991-09-19
1992	1992-05-03	1992-09-22
1993	1993-05-09	1993-09-15
1994	1994-04-15	1994-09-17
1995	1995-04-10	1995-09-15
1996	1996-04-23	1996-09-08
1997	1997-05-19	1997-10-14
1998	1998-03-28	1998-10-07
1999	1999-04-04	1999-09-29
2000	2000-04-20	2000-10-06
2001	2001-04-08	2001-10-04
2002	2002-04-12	2002-10-05
2003	2003-04-16	2003-11-05
2004	2004-04-19	2004-11-03
2005	2005-04-06	2005-10-06
2006	2006-04-15	2006-10-05
2007	2007-03-26	2007-10-22
2008	2008-04-11	2008-10-16
2009	2009-04-25	2009-09-24
2010	2010-04-02	2010-10-27
2011	2011-04-11	2011-09-27
2012	2012-03-20	2012-09-13
2013	2013-04-10	2013-10-07

Every Fixed Threshold

Fixed thresholds at Hamlin
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	69	120	2007	43
35 C (95 F): Days	51	42	2007	9
40 C (104 F): Days	2	1	1996	1
90 F (32.2 C): Days	69	86	2007	5
100 F (37.8 C): Days	13	9	2007	5
0 C (32 F): Ice days (max	69	34	1958	12
0 C (32 F): Frost days (min	67	160	1988	128
-10 C (14 F): Days with min	67	49	1968	14
-20 C (-4 F): Days with min	35	12	1963	2
-30 C (-22 F): Days with min	1	2	1994	2
20 C (68 F): Tropical nights (min	64	28	2010	20
25 C (77 F): Days with min	1	1	1946	1
10 mm (0.39 in): Days with 10 mm or more rain	70	54	1989	35
25 mm (0.98 in): Days with 25 mm or more rain	70	15	1950	9
50 mm (1.97 in): Days with 50 mm or more rain	47	4	1954	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1978	1
10 cm (3.9 in): Days with 10 cm or more snowfall	37	5	1971	2
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1978	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1944.

Download the Data

Data for Hamlin 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).

Hamlin Threshold Days by Year (USC00463846)

Key Facts for Hamlin Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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