Hammon 3 SSW Threshold Days by Year (USC00343871)

19 fixed thresholds counted per year at Hammon 3 SSW (USC00343871): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hammon 3 SSW Thresholds

Hammon 3 SSW: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1941 with 37.
Hammon 3 SSW: days with 25 mm (0.98 in) or more of precipitation in 74 years, most in 1923 with 15.
Hammon 3 SSW: days with a maximum temperature at or above 30 C (86 F) in 71 years, most in 1956 with 159.
Hammon 3 SSW: days with a maximum temperature at or above 35 C (95 F) in 71 years, most in 1956 with 99.
19 fixed thresholds have at least one qualifying day at Hammon 3 SSW.

Days at or above 30 C (86 F)

71 years with a qualifying day

Days per year at Hammon 3 SSW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 159 in 1956.

Days at or above 30 C (86 F) per year at Hammon 3 SSW
Year	Days	Decade average
1920	93	113.4
1921	120	113.4
1922	121	113.4
1923	98	113.4
1924	106	113.4
1925	125	113.4
1926	112	113.4
1927	124	113.4
1928	124	113.4
1929	111	113.4
1930	121	122.3
1931	132	122.3
1932	114	122.3
1940	105	111.4
1941	76	111.4
1943	112	111.4
1944	113	111.4
1945	117	111.4
1946	112	111.4
1947	121	111.4
1948	141	111.4
1949	106	111.4
1950	102	125.4
1951	119	125.4
1952	128	125.4
1954	142	125.4
1955	132	125.4
1956	159	125.4
1957	102	125.4
1958	120	125.4
1959	125	125.4
1960	116	113.9
1961	104	113.9
1962	118	113.9
1963	144	113.9
1964	95	113.9
1965	108	113.9
1966	120	113.9
1967	116	113.9
1968	104	113.9
1971	126	113.5
1972	136	113.5
1976	104	113.5
1977	110	113.5
1978	111	113.5
1979	94	113.5
1980	126	103.2
1981	113	103.2
1982	92	103.2
1983	100	103.2
1984	110	103.2
1985	102	103.2
1986	91	103.2
1987	101	103.2
1988	99	103.2
1989	98	103.2
1990	106	91.4
1991	95	91.4
1992	71	91.4
1993	89	91.4
1994	111	91.4
1995	75	91.4
1996	75	91.4
1997	90	91.4
1998	114	91.4
1999	88	91.4
2000	110	98
2001	96	98
2002	101	98
2003	100	98
2004	83	98

For each year, a bar from the first to the last day at Hammon 3 SSW meeting 30 C (86 F).

First to last qualifying date each year at Hammon 3 SSW
Year	First date	Last date
1920	1920-04-29	1920-10-11
1921	1921-04-23	1921-10-23
1922	1922-05-17	1922-10-26
1923	1923-05-10	1923-09-29
1924	1924-04-08	1924-11-06
1925	1925-03-05	1925-10-03
1926	1926-05-16	1926-10-17
1927	1927-04-09	1927-10-27
1928	1928-03-25	1928-10-14
1929	1929-03-06	1929-09-28
1930	1930-04-04	1930-10-09
1931	1931-05-15	1931-11-03
1932	1932-04-01	1932-10-18
1940	1940-03-31	1940-10-27
1941	1941-05-14	1941-09-22
1943	1943-04-02	1943-10-29
1944	1944-05-12	1944-11-01
1945	1945-03-27	1945-11-06
1946	1946-03-31	1946-09-26
1947	1947-04-30	1947-10-21
1948	1948-04-06	1948-10-15
1949	1949-04-07	1949-10-08
1950	1950-03-25	1950-10-31
1951	1951-03-22	1951-10-21
1952	1952-04-07	1952-11-01
1954	1954-02-14	1954-10-18
1955	1955-03-03	1955-12-24
1956	1956-03-05	1956-10-14
1957	1957-04-18	1957-10-05
1958	1958-04-23	1958-10-20
1959	1959-03-24	1959-10-25
1960	1960-03-31	1960-10-11
1961	1961-04-19	1961-10-16
1962	1962-02-11	1962-10-14
1963	1963-03-27	1963-10-30
1964	1964-04-12	1964-10-16
1965	1965-04-04	1965-10-10
1966	1966-03-21	1966-10-28
1967	1967-03-10	1967-10-19
1968	1968-03-29	1968-10-30
1971	1971-03-13	1971-09-29
1972	1972-03-26	1972-10-17
1976	1976-03-20	1976-10-11
1977	1977-05-08	1977-10-27
1978	1978-04-01	1978-10-21
1979	1979-05-08	1979-10-22
1980	1980-04-21	1980-11-09
1981	1981-04-10	1981-10-05
1982	1982-04-13	1982-10-19
1983	1983-05-02	1983-10-03
1984	1984-04-27	1984-09-25
1985	1985-05-06	1985-09-19
1986	1986-04-08	1986-09-28
1987	1987-04-17	1987-10-09
1988	1988-04-05	1988-10-18
1989	1989-03-11	1989-11-11
1990	1990-05-15	1990-10-25
1991	1991-03-06	1991-10-23
1992	1992-04-30	1992-10-14
1993	1993-05-16	1993-10-07
1994	1994-03-18	1994-10-07
1995	1995-03-20	1995-10-23
1996	1996-02-23	1996-09-23
1997	1997-03-22	1997-10-06
1998	1998-03-26	1998-10-05
1999	1999-04-21	1999-10-16
2000	2000-04-06	2000-10-04
2001	2001-04-15	2001-10-24
2002	2002-03-14	2002-10-04
2003	2003-03-25	2003-10-24
2004	2004-04-16	2004-10-22

Every Fixed Threshold

Fixed thresholds at Hammon 3 SSW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	71	159	1956	83
35 C (95 F): Days	71	99	1956	19
40 C (104 F): Days	58	33	1980	8
45 C (113 F): Days	3	2	1951	2
90 F (32.2 C): Days	71	138	1956	57
100 F (37.8 C): Days	70	74	1980	4
110 F (43.3 C): Days	15	9	1951	1
0 C (32 F): Ice days (max	70	29	1978	9
0 C (32 F): Frost days (min	69	134	1993	90
-10 C (14 F): Days with min	69	37	1979	17
-20 C (-4 F): Days with min	19	5	1989	5
20 C (68 F): Tropical nights (min	69	85	1954	37
25 C (77 F): Days with min	42	35	1952	1
10 mm (0.39 in): Days with 10 mm or more rain	74	37	1941	21
25 mm (0.98 in): Days with 25 mm or more rain	74	15	1923	8
50 mm (1.97 in): Days with 50 mm or more rain	51	7	1986	1
100 mm (3.94 in): Days with 100 mm or more rain	10	1	1923	1
10 cm (3.9 in): Days with 10 cm or more snowfall	32	4	1960	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1971	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1920.

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Data for Hammon 3 SSW 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).

Hammon 3 SSW Threshold Days by Year (USC00343871)

Key Facts for Hammon 3 SSW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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