Ludlow 3 SSE Threshold Days by Year (USC00395048)

20 fixed thresholds counted per year at Ludlow 3 SSE (USC00395048): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ludlow 3 SSE Thresholds

Ludlow 3 SSE: days with 10 mm (0.39 in) or more of precipitation in 84 years, most in 2011 with 23.
Ludlow 3 SSE: days with a maximum temperature at or above 30 C (86 F) in 83 years, most in 1936 with 78.
Ludlow 3 SSE: days with a maximum temperature at or below 0 C (32 F) in 83 years, most in 1978 with 101.
Ludlow 3 SSE: days with a maximum temperature at or above 90 F (32.2 C) in 82 years, most in 1936 with 56.
20 fixed thresholds have at least one qualifying day at Ludlow 3 SSE.

Days at or above 30 C (86 F)

83 years with a qualifying day

Days per year at Ludlow 3 SSE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 78 in 1936.

Days at or above 30 C (86 F) per year at Ludlow 3 SSE
Year	Days	Decade average
1925	39	32.5
1926	30	32.5
1928	19	32.5
1929	42	32.5
1930	47	52.9
1931	48	52.9
1932	39	52.9
1933	60	52.9
1934	62	52.9
1935	49	52.9
1936	78	52.9
1937	51	52.9
1938	38	52.9
1939	57	52.9
1940	49	37.8
1941	40	37.8
1942	25	37.8
1943	42	37.8
1944	16	37.8
1945	39	37.8
1946	31	37.8
1947	40	37.8
1948	40	37.8
1949	56	37.8
1950	26	39.6
1951	28	39.6
1952	53	39.6
1953	33	39.6
1954	38	39.6
1955	52	39.6
1956	35	39.6
1957	30	39.6
1958	41	39.6
1959	60	39.6
1960	50	39.1
1961	54	39.1
1962	20	39.1
1963	44	39.1
1964	35	39.1
1965	20	39.1
1966	47	39.1
1967	37	39.1
1968	39	39.1
1969	45	39.1
1970	68	43.9
1971	46	43.9
1972	27	43.9
1973	43	43.9
1974	48	43.9
1975	41	43.9
1976	61	43.9
1977	45	43.9
1978	31	43.9
1979	29	43.9
1980	59	46.4
1981	46	46.4
1982	31	46.4
1983	55	46.4
1984	45	46.4
1985	46	46.4
1986	35	46.4
1987	39	46.4
1988	65	46.4
1989	43	46.4
1990	55	30.4
1991	34	30.4
1992	23	30.4
1993	8	30.4
1994	27	30.4
1995	32	30.4
1996	22	30.4
1997	30	30.4
1998	39	30.4
1999	34	30.4
2000	50	40.3
2001	41	40.3
2004	25	40.3
2005	45	40.3
2010	25	29
2011	30	29
2012	40	29
2013	28	29
2014	22	29

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

First to last qualifying date each year at Ludlow 3 SSE
Year	First date	Last date
1925	1925-05-19	1925-09-25
1926	1926-04-30	1926-08-30
1928	1928-05-23	1928-09-06
1929	1929-05-24	1929-09-14
1930	1930-05-25	1930-09-22
1931	1931-05-14	1931-09-09
1932	1932-05-13	1932-09-08
1933	1933-05-31	1933-09-18
1934	1934-05-05	1934-10-07
1935	1935-06-29	1935-09-23
1936	1936-05-14	1936-09-22
1937	1937-05-28	1937-10-03
1938	1938-04-30	1938-10-27
1939	1939-04-30	1939-09-21
1940	1940-05-11	1940-09-17
1941	1941-05-13	1941-08-22
1942	1942-07-07	1942-10-10
1943	1943-05-28	1943-09-30
1944	1944-05-13	1944-08-18
1945	1945-06-21	1945-09-05
1946	1946-06-09	1946-10-01
1947	1947-07-02	1947-09-07
1948	1948-05-18	1948-09-27
1949	1949-05-28	1949-10-05
1950	1950-06-06	1950-09-06
1951	1951-05-28	1951-08-24
1952	1952-05-03	1952-09-27
1953	1953-06-12	1953-10-11
1954	1954-05-20	1954-09-26
1955	1955-05-01	1955-10-10
1956	1956-05-21	1956-10-12
1957	1957-06-05	1957-10-02
1958	1958-05-11	1958-10-13
1959	1959-06-03	1959-09-13
1960	1960-06-07	1960-09-20
1961	1961-06-06	1961-08-31
1962	1962-04-24	1962-09-07
1963	1963-06-28	1963-10-04
1964	1964-05-20	1964-09-01
1965	1965-07-06	1965-08-23
1966	1966-05-04	1966-09-20
1967	1967-07-15	1967-09-30
1968	1968-04-30	1968-09-14
1969	1969-05-26	1969-09-19
1970	1970-05-06	1970-10-05
1971	1971-06-22	1971-09-11
1972	1972-05-16	1972-09-19
1973	1973-06-07	1973-08-31
1974	1974-06-18	1974-09-26
1975	1975-06-24	1975-10-06
1976	1976-06-02	1976-10-02
1977	1977-04-09	1977-09-14
1978	1978-07-04	1978-09-10
1979	1979-05-16	1979-09-16
1980	1980-04-20	1980-10-08
1981	1981-06-06	1981-09-19
1982	1982-07-03	1982-09-10
1983	1983-06-23	1983-09-27
1984	1984-05-30	1984-09-19
1985	1985-05-02	1985-09-15
1986	1986-05-04	1986-08-30
1987	1987-04-18	1987-10-03
1988	1988-05-26	1988-09-06
1989	1989-04-22	1989-09-30
1990	1990-06-09	1990-10-05
1991	1991-06-11	1991-10-16
1992	1992-05-06	1992-10-02
1993	1993-06-20	1993-09-11
1994	1994-06-21	1994-09-14
1995	1995-06-15	1995-09-15
1996	1996-06-09	1996-09-05
1997	1997-07-08	1997-10-07
1998	1998-05-17	1998-09-18
1999	1999-06-21	1999-09-17
2000	2000-06-07	2000-09-18
2001	2001-04-28	2001-09-28
2004	2004-06-06	2004-09-18
2005	2005-06-22	2005-10-01
2010	2010-06-29	2010-09-09
2011	2011-06-29	2011-10-04
2012	2012-04-23	2012-09-15
2013	2013-05-13	2013-09-22
2014	2014-05-29	2014-09-26

Every Fixed Threshold

Fixed thresholds at Ludlow 3 SSE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	83	78	1936	22
35 C (95 F): Days	81	39	1936	3
40 C (104 F): Days	29	9	1936	1
45 C (113 F): Days	2	1	1936	1
90 F (32.2 C): Days	82	56	1936	10
100 F (37.8 C): Days	64	23	1936	1
110 F (43.3 C): Days	3	1	1936	1
0 C (32 F): Ice days (max	83	101	1978	67
0 C (32 F): Frost days (min	82	207	1983	183
-10 C (14 F): Days with min	82	102	1978	80
-20 C (-4 F): Days with min	82	49	1936	28
-30 C (-22 F): Days with min	64	12	1929	1
20 C (68 F): Tropical nights (min	47	9	1936	4
25 C (77 F): Days with min	2	1	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	84	23	2011	19
25 mm (0.98 in): Days with 25 mm or more rain	76	10	2013	6
50 mm (1.97 in): Days with 50 mm or more rain	30	3	2013	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	2013	1
10 cm (3.9 in): Days with 10 cm or more snowfall	40	9	2011	7
25 cm (9.8 in): Days with 25 cm or more snowfall	6	2	2005	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1925.

Download the Data

Data for Ludlow 3 SSE 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).

Ludlow 3 SSE Threshold Days by Year (USC00395048)

Key Facts for Ludlow 3 SSE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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