Monthly Minimum Temperatures Records
The following table lists the monthly mean of daily minimum temperatures(F) at Brookhaven National Laboratory since 1949.
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
1949	28.9	26.4	30.5	39.8	46.2	57.3	64.2	60.4	51.2	47	31.3	24.1	42.28
1950	29	20.1	22.9	33.3	42.6	52.6	59.3	57	50	41	32	24.5	38.69
1951	22	23	27.5	34.5	44	54	60.5	58	49.8	42.7	29.7	24.5	39.18
1952	23	22.8	28.2	38.1	44.2	55.7	61.6	59.7	48.6	36.9	32.2	26.3	39.78
1953	26.1	25.1	30.1	37.2	48.3	52.9	57.8	55.4	50.2	39.3	29.9	27.4	39.98
1954	17.5	24.7	26.4	35.5	41	54.6	57.1	55.7	50.8	43.3	29.5	23.7	38.32
1955	20	20.5	27.5	38.3	44.6	51.3	64.6	61.2	49.7	43.6	30.9	15.4	38.97
1956	20.6	24.4	23.7	30.1	40.6	51.6	59.1	57.8	48.5	37.5	31.4	26.7	37.67
1957	14.6	23.6	28	36.6	44.2	57.8	59.5	54.7	52.6	40.7	35.2	27.8	39.61
1958	22.1	18	29.9	35.8	43	50.5	63.1	58.4	50.8	39.8	32.2	14.1	38.14
1959	18.4	18.2	26.7	36.1	46.1	54	61.7	62.3	53.7	44.1	33.1	25.6	40.00
1960	22.8	26.5	22.8	35.6	45.5	54.7	57.9	59	49.8	37.1	32.8	16.3	38.40
1961	12.8	19.4	27.2	35.2	44.1	54.3	60.9	60.5	59.3	43.5	33.5	23.5	39.52
1962	18.5	19.9	27.3	34.1	42.9	54.2	54.1	56.2	47.5	39.1	29.3	18.3	36.78
1963	18.1	15.8	30	34.6	42.7	54.4	59.4	56.4	49.8	42.7	37.7	19.7	38.44
1964	20.5	17.7	28.1	33.7	45.6	53.7	63.4	53.9	50.2	38.5	30.1	27.3	38.56
1965	15.9	21	27	32.6	46.5	52.9	57.1	58.1	53.3	40	30.4	24.8	38.30
1966	19.8	20.4	27.6	31.2	41.9	54.6	60	58.2	50.4	34.5	32.8	21.7	37.76
1967	23.9	14	22.1	33.4	39.3	54.1	63.3	61.1	48	37.6	28.8	22.3	37.33
1968	15.7	14.4	27	31.8	41.5	54.7	60.5	58	51.1	44.5	33.9	21.1	37.85
1969	19.9	23.2	24.6	36	43.1	52.5	60.1	60.9	51.2	40.1	31.2	23.2	38.83
1970	12.7	17.7	25.6	35.5	47.1	56.4	63.1	60	53.8	41.7	35	24.6	39.43
1971	14.9	22.2	28.6	30.7	42.9	54	58.7	56.4	57.5	47.5	32	28.3	39.48
1972	20.8	18.5	27.4	31.5	44.5	55.8	63.8	57	53.6	35.3	31.6	29.1	39.08
1973	21.2	22.6	33.7	39.4	46.2	60.5	62.1	63.5	50	39.1	34.9	28	41.77
1974	23	17.8	29.7	38.7	44.4	55.7	60.8	59.8	53.4	35.8	32.4	25.7	39.77
1975	25.8	21.4	24.8	32.9	48.3	57	64	60.9	50.9	43.4	37.7	23.4	40.88
1976	13.2	22.5	28.7	36.6	44.4	57.5	59.7	59.7	49.7	40.4	27.8	16.5	38.06
1977	10	20.3	32	33.6	45.4	54.1	61	61.7	56.4	40.4	35.4	23.9	39.52
1978	17.5	11.3	25	35.5	48	51.8	58	62.6	45.9	37.2	32.9	25	37.56
1979	21.5	13.1	31.5	34.9	50.3	52.5	62.4	63.3	51.4	43.6	38	30.2	41.06
1980	21.5	18.1	26.8	37.3	47.4	52.9	64.4	64.3	54.2	43.4	31.5	19.5	40.11
1981	9.9	23.1	25.9	39.2	47	58.5	64.4	60.7	54	39.7	35.6	25.6	40.30
1982	13.3	23.7	25.9	33.2	47.7	54.2	61.4	58	50.6	39.3	35.7	30.2	39.43
1983	23.4	22.1	32.5	37.6	44.3	53.5	61.5	60.9	53	43	35	22.5	40.78
1984	15.3	28.7	24.4	37.2	44.4	57	61.4	61.6	47.9	45.2	32.4	28.5	40.33
1985	15.2	22.2	29.4	38.8	46.8	51.9	60.4	58.6	52.1	40.6	38.4	21.5	39.66
1986	19.9	20.2	27.2	35.8	46.1	53.9	61.6	58.1	51.4	41.8	31	27.5	39.54
1987	20.7	20.1	28.5	39.1	46	57.9	63	57.4	52.7	35.9	33.3	25.6	40.02
1988	14	21.3	26.5	36.5	47	53.6	64.2	63.4	48.9	37.1	32.1	21.5	38.84
1989	22.7	21.3	27.6	34.3	47.4	58.9	61.9	62	52.8	41.5	32.6	15.1	39.84
1990	29.4	25.1	29.1	38.3	45.4	56.5	64	63.4	51.7	47	34.5	30.4	42.90
1991	21.2	25.5	33	40.5	50.1	57.1	62.1	63	51.4	44.3	36	27.3	42.63
1992	21.3	23.5	26.4	35	43.2	54.5	59.1	58.48	54.34	39	33.87	26.1	39.57
1993	25.1	15.9	26.7	38.5	47.3	56.9	62.5	61.2	55	40.4	30.1	25.3	40.41
1994	15.6	18.2	28	38.1	44.4	59.7	68	58.9	52.6	40.5	38.6	29	40.97
1995	29.2	19.6	30.9	35.2	45.5	56.8	65.6	59.6	51.2	44.5	32.3	21.4	40.98
1996	20.8	22.4	23.7	37.7	45.7	58.4	62.2	61.8	55.7	40.9	30.4	30.7	40.87
1997	21.5	27.6	27.8	36	43.8	53.5	60.9	60	52	40	32.6	26.4	40.18
1998	29.8	28.6	31.8	37.6	49.2	56.9	62	61.6	54.9	43.9	34.1	27.8	43.18
1999	22.4	24.8	29.1	36.2	46.4	58.2	65.2	62.5	56.3	40	37.5	28.5	42.26
2000	19.5	24.7	31.8	37.3	48.3	57.5	59.6	61.6	52.7	42.3	33.7	20.8	40.82
2001	19.7	22.8	28.3	38	48.5	59.8	58.5	64.6	52.4	42.4	37.2	31	41.93
2002	29	24.6	32	40.4	46.1	56	63.5	63.6	55.2	43.4	34.7	24.1	42.72
2003	19	19.9	26.7	36.9	44.2	56.9	63.9	66.6	57.1	42	38	27.6	41.57
2004	16.3	23	32.3	40.2	51	56.8	63	62.2	55.9	44.2	34.9	25.2	42.08
2005	20.7	22	35	36.5	43.9	60.1	64.8	66.4	55.6	47.9	37.3	24.7	42.91
2006	28.8	22.5	29	37.5	49.3	60.1	66.1	62.6	53.1	42.7	40	31.8	43.63
2007	27.2	19.2	27.3	36	47.1	57	63.2	62.4	54.6	52.1	32.9	26.6	42.13
2008	24.8	24.6	26.5	39.3	45.3	60.4	65.3	60.8	54.8	41.1	33.5	29	42.12
2009	17.7	25	28.6	39.5	49.3	56.9	60.4	64.5	52.1	42.8	40.7	26.5	42.00
2010	21.5	24.5	34.7	41.9	50	60.6	66.4	63.2	58.3	45.2	35.4	24.5	43.85
2011	18.8	22.3	30.5	41.4	51.6	58.9	65.5	63.4	60.5	46.1	39.2	29.3	43.96
2012	26.2	27.3	37.4	38.9	53.5	57	65.3	63.3	54.9	48.9	32	31.9	44.72
2013	23.9	25	29.5	38.1	47	59	68.6	59.6	51.5	44.6	32.2	27.4	42.20
2014	16.4	18.1	22.8	35.1	47.7	56.2	63.1	58.1	54.2	46.9	32.9	31.1	40.22
2015	18.4	7.6	24	35.9	50	57.4	64.6	62.6	57.7	41.9	36.9	38.6	41.30
2016	22.5	23.4	34.2	35.5	47.5	55.4	64.6	64	57	44.5	35.2	26.4	42.52
2017	27.5	27.1	26.8	41.5	48	56.6	63	59.7	57.5	50	33.8	24.3	42.98
2018	19.7	28.9	29.4	34.1	51	55.4	63.3	66.3	60.3	45.3	33.5	27.8	42.92
2019	20.2	24.5	28.1	41	48.7	57	65.2	61.4	53.2	46.8	30.2	27.1	41.95
2020	26.8	28.7	33.5	35.9	45.7	57.3	66.6	64.3	54	45.9	36.2	27	43.49
2021	23.8	23.7	29.4	37.8	45.9	58.2	64.6	65.9	58.7	50.7	32.2	32.9	43.65
2022	18.9	23	31.8	38.5	51.5	56.7	65.2	65.5	55.5	44.8	36.5	27.2	42.93
2023	32.1	26.5	30.3	40.7	44	56	66.1	62.2	58.3	46.5	31.4	32.9	43.92
2024	27.5	26.6	35.3	39.4	50.9	60.3	66.9	62.3	54.7	43.8	37	26	44.23
2025	21.2	24.9	33.3										26.47
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
Average	20.83	21.83	28.44	36.57	46.13	55.89	62.33	60.77	53.03	42.33	33.65	25.59	40.62
Maximum	32.10	28.90	37.40	41.90	53.50	60.60	68.60	66.60	60.50	52.10	40.70	38.60	44.72
Minimum	9.90	7.60	22.10	30.10	39.30	50.50	54.10	53.90	45.90	34.50	27.80	14.10	36.78