Milford Gm Proving Ground Threshold Days by Year (USC00205452)

18 fixed thresholds counted per year at Milford Gm Proving Ground (USC00205452): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Milford Gm Proving Ground Thresholds

Milford Gm Proving Ground: days with a maximum temperature at or above 30 C (86 F) in 78 years, most in 1934 with 50.
Milford Gm Proving Ground: days with a maximum temperature at or below 0 C (32 F) in 78 years, most in 1940 with 84.
Milford Gm Proving Ground: days with 10 mm (0.39 in) or more of precipitation in 77 years, most in 2011 with 43.
Milford Gm Proving Ground: nights with a minimum temperature at or below 0 C (32 F) in 76 years, most in 1976 with 166.
18 fixed thresholds have at least one qualifying day at Milford Gm Proving Ground.

Days at or above 30 C (86 F)

78 years with a qualifying day

Days per year at Milford Gm Proving Ground with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 50 in 1934.

Days at or above 30 C (86 F) per year at Milford Gm Proving Ground
Year	Days	Decade average
1928	16	21.5
1929	27	21.5
1930	30	32.8
1931	43	32.8
1932	21	32.8
1933	42	32.8
1934	50	32.8
1935	20	32.8
1936	41	32.8
1937	27	32.8
1938	23	32.8
1939	31	32.8
1940	18	25.2
1941	37	25.2
1942	18	25.2
1943	21	25.2
1944	42	25.2
1945	19	25.2
1946	26	25.2
1947	24	25.2
1948	14	25.2
1949	33	25.2
1950	15	21.1
1951	11	21.1
1952	39	21.1
1953	28	21.1
1954	23	21.1
1955	44	21.1
1956	10	21.1
1957	11	21.1
1958	5	21.1
1959	25	21.1
1960	5	18.5
1961	15	18.5
1962	12	18.5
1963	23	18.5
1964	31	18.5
1965	14	18.5
1966	35	18.5
1967	10	18.5
1968	21	18.5
1969	19	18.5
1970	28	26
1971	38	26
1972	8	26
1973	30	26
1974	23	26
1975	15	26
1976	33	26
1977	26	26
1978	37	26
1979	22	26
1980	5	21.6
1981	13	21.6
1982	4	21.6
1987	36	21.6
1988	50	21.6
1990	14	14.2
1991	33	14.2
1992	3	14.2
1993	9	14.2
1996	12	14.2
2002	35	13.8
2003	9	13.8
2004	4	13.8
2006	16	13.8
2008	13	13.8
2009	6	13.8
2010	24	26.8
2011	27	26.8
2012	44	26.8
2013	15	26.8
2014	10	26.8
2015	25	26.8
2016	42	26.8
2017	30	26.8
2018	36	26.8
2019	15	26.8

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

First to last qualifying date each year at Milford Gm Proving Ground
Year	First date	Last date
1928	1928-07-03	1928-09-10
1929	1929-05-29	1929-09-05
1930	1930-06-04	1930-09-13
1931	1931-05-28	1931-09-21
1932	1932-05-15	1932-08-31
1933	1933-06-06	1933-09-08
1934	1934-05-19	1934-09-26
1935	1935-07-04	1935-09-25
1936	1936-05-07	1936-09-23
1937	1937-05-31	1937-09-23
1938	1938-05-03	1938-08-20
1939	1939-05-27	1939-09-16
1940	1940-06-07	1940-09-20
1941	1941-05-21	1941-09-22
1942	1942-05-29	1942-09-15
1943	1943-06-03	1943-09-01
1944	1944-05-26	1944-09-19
1945	1945-06-14	1945-09-08
1946	1946-06-16	1946-10-06
1947	1947-06-10	1947-09-11
1948	1948-06-04	1948-09-19
1949	1949-05-04	1949-08-27
1950	1950-06-23	1950-08-28
1951	1951-06-01	1951-10-04
1952	1952-05-05	1952-09-13
1953	1953-05-30	1953-10-03
1954	1954-06-11	1954-09-06
1955	1955-06-05	1955-09-19
1956	1956-06-11	1956-08-31
1957	1957-06-16	1957-08-03
1958	1958-06-30	1958-08-30
1959	1959-06-08	1959-09-09
1960	1960-07-22	1960-09-08
1961	1961-06-11	1961-09-10
1962	1962-05-14	1962-08-24
1963	1963-06-02	1963-10-07
1964	1964-05-22	1964-09-10
1965	1965-06-27	1965-09-19
1966	1966-05-27	1966-09-02
1967	1967-06-12	1967-08-17
1968	1968-06-06	1968-08-24
1969	1969-05-28	1969-09-01
1970	1970-05-19	1970-09-21
1971	1971-05-18	1971-10-02
1972	1972-06-14	1972-08-14
1973	1973-06-10	1973-09-04
1974	1974-07-01	1974-08-26
1975	1975-05-19	1975-08-11
1976	1976-06-07	1976-09-08
1977	1977-05-16	1977-08-28
1978	1978-05-25	1978-09-10
1979	1979-05-09	1979-09-05
1980	1980-06-26	1980-07-20
1981	1981-06-15	1981-08-13
1982	1982-07-06	1982-09-13
1987	1987-05-27	1987-08-16
1988	1988-05-15	1988-09-18
1990	1990-04-25	1990-08-28
1991	1991-05-12	1991-09-15
1992	1992-06-17	1992-08-25
1993	1993-07-04	1993-08-30
1996	1996-05-18	1996-08-22
2002	2002-06-10	2002-09-10
2003	2003-06-23	2003-08-27
2004	2004-06-08	2004-08-27
2006	2006-05-28	2006-08-02
2008	2008-06-05	2008-09-03
2009	2009-06-23	2009-08-19
2010	2010-05-25	2010-09-01
2011	2011-05-30	2011-09-03
2012	2012-05-03	2012-09-03
2013	2013-05-20	2013-09-11
2014	2014-05-08	2014-09-05
2015	2015-05-07	2015-09-08
2016	2016-05-25	2016-09-07
2017	2017-05-16	2017-09-26
2018	2018-05-25	2018-09-18
2019	2019-06-27	2019-09-11

Every Fixed Threshold

Fixed thresholds at Milford Gm Proving Ground
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	78	50	1934	15
35 C (95 F): Days	32	13	1931	1
40 C (104 F): Days	1	1	1934	1
90 F (32.2 C): Days	75	33	1931	7
100 F (37.8 C): Days	7	5	1934	2
0 C (32 F): Ice days (max	78	84	1940	47
0 C (32 F): Frost days (min	76	166	1976	142
-10 C (14 F): Days with min	76	69	1969	44
-20 C (-4 F): Days with min	58	24	2014	8
-30 C (-22 F): Days with min	1	1	2015	1
20 C (68 F): Tropical nights (min	74	25	1968	9
25 C (77 F): Days with min	6	2	1930	1
10 mm (0.39 in): Days with 10 mm or more rain	77	43	2011	40
25 mm (0.98 in): Days with 25 mm or more rain	76	15	2011	9
50 mm (1.97 in): Days with 50 mm or more rain	37	4	1947	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1954	1
10 cm (3.9 in): Days with 10 cm or more snowfall	49	7	2008	1
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1967	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1928.

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Data for Milford Gm Proving Ground 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).

Milford Gm Proving Ground Threshold Days by Year (USC00205452)

Key Facts for Milford Gm Proving Ground Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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