Boston, MA: July

31 July 2026: July 2026 averaged 74.7°F in Boston, MA, the warmest July since 2025, tied 32nd warmest of 155 (with 1993, 1984, 1963 and 1 other year).

July 2026

Mean temperature: 74.7°F; Warmest since 2025; 32nd warmest of 155
Precipitation: 4.63 in; Wettest since 2023; 27th wettest of 155

A normal July in Boston, MA (1991 to 2020): a mean temperature of 74.7°F, between 70.5°F and 77.2°F in eight years of ten and 3.02 in of precipitation, between 1.72 in and 5.32 in in eight years of ten.

The mean temperature of every July in Boston, MA since 1872: 74.7°F in 2026; the highest is 78.7°F, in 2019.

Normal range, 70.5 to 77.2°F

Every year, ranked, as a table

Every July in Boston, MA from 1872 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank
2026	74.7	32	82.3	59	67.2	21	4.63	27
2025	76	14	84.5	16	67.5	15	3.01	74
2024	76	14	84.1	20	68	12	1.39	132
2023	75.4	22	82.5	53	68.3	9	10.43	2
2022	77.5	3	86.5	4	68.5	7	0.62	152
2021	72.4	95	79	133	65.7	48	10.07	3
2020	75.3	23	82.8	41	67.8	14	1.95	115
2019	78.7	1	86.6	3	70.7	1	5.81	13
2018	76.1	12	83.8	26	68.5	7	4.55	31
2017	72.5	94	80	107	64.9	72	4.03	43
2016	76.1	12	84.7	13	67.5	15	0.87	147
2015	73.9	55	81.5	79	66.2	37	2.09	111
2014	74.1	47	82.2	63	66	44	4.57	30
2013	77.1	9	84.8	12	69.4	2	3.61	55
2012	75.3	23	83.4	30	67.3	18	3.88	51
2011	77.3	6	85.7	10	68.9	3	2.04	113
2010	77.2	7	85.8	9	68.6	6	2.66	87
2009	70.5	139	77.4	144	63.6	109	6.90	8
2008	75	27	82.8	41	67.2	21	6.00	11
2007	72.9	82	81	87	64.8	76	5.26	17
2006	75.9	16	84.5	16	67.4	17	3.58	57
2005	73.3	69	81.2	84	65.3	62	3.37	63
2004	71	131	77.6	142	64.4	88	3.87	52
2003	74.3	42	82.2	63	66.4	33	2.11	109
2002	75.2	25	84	22	66.3	35	1.42	131
2001	69.9	146	77.9	140	61.9	145	2.13	106
2000	70	145	77.1	149	62.8	132	5.20	19
1999	75.7	20	84.2	19	67.2	21	3.51	59
1998	74.3	42	82.6	47	66.1	40	2.47	96
1997	73.6	64	82.5	53	64.8	76	0.63	151
1996	71.8	109	79.4	125	64.3	93	5.23	18
1995	75.9	16	84.6	15	67.1	24	2.06	112
1994	77.5	3	86.1	6	68.8	4	1.80	119
1993	74.7	32	83.6	27	65.8	45	1.75	121
1992	69.4	148	77.4	144	61.5	147	2.66	87
1991	74.6	37	82.6	47	66.5	29	1.95	115
1990	73.1	78	81	87	65.2	65	4.08	42
1989	72.7	89	81.1	86	64.4	88	5.09	23
1988	73.7	60	82.6	47	64.8	76	7.62	7
1987	71.6	117	79.2	127	64.1	97	0.82	148
1986	71	131	78.5	137	63.5	114	3.96	46
1985	73.5	65	81.9	72	65.1	66	3.51	59
1984	74.7	32	83.5	29	65.8	45	4.43	33
1983	78	2	87.2	1	68.7	5	1.07	143
1982	74.8	31	83.4	30	66.3	35	4.22	38
1981	74.6	37	82.6	47	66.5	29	3.47	61
1980	75.8	19	84.7	13	66.9	26	2.20	104
1979	74.5	39	82.9	37	66.1	40	2.36	99
1978	72	106	80.6	97	63.5	114	1.48	128
1977	74.9	28	84.1	20	65.7	48	2.21	103
1976	72.9	82	80.8	92	65	70	4.30	35
1975	75.9	16	84.5	16	67.3	18	2.35	100
1974	72.4	95	80.7	94	64.1	97	1.54	127
1973	74.2	45	82.3	59	66.2	37	4.83	24
1972	73.7	60	82	69	65.5	52	2.19	105
1971	73.4	68	82.4	58	64.4	88	2.84	82
1970	74.2	45	83	35	65.5	52	1.27	134
1969	71	131	77.2	147	64.7	80	2.98	76
1968	75.2	25	83.9	23	66.5	29	0.55	153
1967	72.9	82	79.5	123	66.4	33	2.47	96
1966	74.9	28	83.9	23	65.8	45	3.21	68
1965	71	131	79.7	113	62.3	139	0.55	153
1964	71.5	119	79.5	123	63.5	114	3.12	71
1963	74.7	32	83.6	27	65.7	48	1.72	122
1962	70.3	141	78.4	138	62.3	139	1.61	124
1961	72.1	103	79.9	109	64.3	93	3.29	67
1960	73.1	78	81.9	72	64.3	93	5.18	21
1959	74.7	32	83.3	33	66.1	40	8.12	6
1958	72.4	95	79.9	109	64.9	72	3.91	48
1957	74.1	47	82.9	37	65.3	62	0.64	150
1956	71.7	114	79.7	113	63.7	108	3.32	66
1955	77.2	7	86.4	5	67.9	13	4.28	36
1954	72.1	103	80.4	99	63.9	106	2.50	95
1953	73.2	71	82	69	64.4	88	2.76	83
1952	77.5	3	86.8	2	68.2	10	0.52	155
1951	74	51	82.5	53	65.5	52	2.13	106
1950	73.5	65	82.5	53	64.5	85	1.45	129
1949	76.3	11	85.2	11	67.3	18	1.10	139
1948	74.5	39	83.9	23	65.1	66	4.53	32
1947	74.3	42	82.2	63	66.5	29	3.98	45
1946	70.9	136	79.7	113	62	144	2.22	102
1945	71.9	108	79.7	113	64.1	97	2.12	108
1944	73.8	57	82.5	53	65.1	66	1.61	124
1943	74.1	47	82.7	45	65.5	52	3.91	48
1942	71.1	127	78.8	135	63.4	119	4.14	40
1941	71.4	123	79.1	130	63.8	107	2.90	79
1940	71.5	119	79.9	109	63.2	123	3.17	69
1939	72.3	100	81	87	63.6	109	0.75	149
1938	71.8	109	79.3	126	64.2	96	9.46	4
1937	73.2	71	81.7	76	64.7	80	1.17	137
1936	71.1	127	80	107	62.2	142	1.02	144
1935	72.6	90	79.8	112	65.4	56	1.10	139
1934	73.1	78	81.6	78	64.7	80	1.25	135
1933	70.7	138	79.1	130	62.4	138	2.63	91
1932	72.8	87	82.1	67	63.5	114	2.10	110
1931	74	51	81.3	82	66.7	27	2.43	98
1930	72.8	87	80.7	94	64.9	72	3.36	64
1929	72.6	90	82.2	63	62.9	128	1.35	133
1928	73.2	71	81.2	84	65.3	62	4.14	40
1927	72.2	102	80.2	103	64.1	97	4.77	25
1926	70.5	139	78.4	138	62.6	136	6.06	10
1925	72.3	100	80.5	98	64.1	97	3.54	58
1924	73.8	57	82.9	37	64.8	76	2.04	113
1923	69.9	146	77.7	141	62.2	142	3.36	64
1922	72	106	79.7	113	64.4	88	2.63	91
1921	73.2	71	80.3	101	66.2	37	11.69	1
1920	72.4	95	81.4	81	63.4	119	1.56	126
1919	74	51	81.9	72	66.1	40	4.63	27
1918	71.1	127	79.1	130	63	126	2.64	89
1917	73.3	69	81	87	65.6	51	1.10	139
1916	72.6	90	80.3	101	65	70	5.67	15
1915	70.1	143	77.2	147	63	126	8.85	5
1914	68.6	154	76.1	153	61.1	151	2.64	89
1913	73.8	57	83	35	64.6	83	2.69	85
1912	73.2	71	82	69	64.5	85	5.16	22
1911	77.1	9	86	7	68.2	10	4.65	26
1910	74.9	28	83.2	34	66.6	28	1.15	138
1909	71.5	119	80.2	103	62.8	132	0.97	146
1908	74.1	47	82.8	41	65.4	56	3.17	69
1907	72.4	95	80.7	94	64	103	1.09	142
1906	70.1	143	76.6	151	63.6	109	5.38	16
1905	73.2	71	81	87	65.4	56	1.00	145
1904	71.4	123	79.2	127	63.6	109	1.23	136
1903	71.4	123	79.6	119	63.2	123	2.99	75
1902	67.9	155	75	155	60.7	152	2.88	81
1901	73.5	65	81.5	79	65.4	56	5.20	19
1900	73.9	55	82.8	41	64.9	72	2.69	85
1899	72.6	90	81.7	76	63.6	109	2.52	94
1898	71.8	109	79.6	119	64	103	4.42	34
1897	71.6	117	79.2	127	64.1	97	4.22	38
1896	71.8	109	79.6	119	64	103	2.90	79
1895	69.3	150	76.9	150	61.7	146	2.98	76
1894	73.7	60	82.3	59	65.1	66	3.09	72
1893	71.5	119	80.4	99	62.5	137	1.72	122
1892	73	81	81.3	82	64.6	83	2.56	93
1891	69	151	76.5	152	61.4	149	3.73	54
1890	71	131	79	133	62.9	128	1.93	117
1889	69.4	148	76	154	62.8	132	5.80	14
1888	68.8	152	77.5	143	60.1	154	1.79	120
1887	74.5	39	82.1	67	67	25	3.59	56
1886	71.2	126	79.6	119	62.9	128	1.81	118
1885	71.8	109	80.2	103	63.4	119	1.44	130
1884	68.7	153	77.3	146	60	155	4.25	37
1883	71.7	114	82.3	59	61.2	150	2.73	84
1882	73.2	71	83.4	30	62.9	128	3.91	48
1881	70.2	142	79.7	113	60.7	152	2.96	78
1880	71.7	114	80.8	92	62.7	135	6.86	9
1879	70.8	137	80.1	106	61.5	147	3.09	72
1878	73.7	60	82.9	37	64.5	85	4.58	29
1877	71.1	127	78.7	136	63.5	114	2.27	101
1876	74	51	82.7	45	65.4	56	5.86	12
1875	72.1	103	81.9	72	62.3	139	3.93	47
1874	72.9	82	82.6	47	63.1	125	3.47	61
1873	72.9	82	82.6	47	63.3	122	3.84	53
1872	75.7	20	85.9	8	65.4	56	4.00	44

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2019	78.7
1983	78
2022	77.5
1994	77.5
1952	77.5
2011	77.3
2010	77.2
1955	77.2
2013	77.1
1911	77.1

Coldest
Year	Mean, °F
1902	67.9
1914	68.6
1884	68.7
1888	68.8
1891	69
1895	69.3
1992	69.4
1889	69.4
2001	69.9
1923	69.9

Wettest
Year	Precipitation, in
1921	11.69
2023	10.43
2021	10.07
1938	9.46
1915	8.85
1959	8.12
1988	7.62
2009	6.90
1880	6.86
1926	6.06

Driest
Year	Precipitation, in
1952	0.52
1968	0.55
1965	0.55
2022	0.62
1997	0.63
1957	0.64
1939	0.75
1987	0.82
2016	0.87
1909	0.97

The hottest, coldest and wettest days

Hottest day: 101°F; 2 July 2026
Coldest night: 59°F; 27 July 2026
Wettest day: 1.57 in; 7 July 2026

Every month, season and year

Months

Seasons

Years

Boston, MA the day's answers

All-time records

Every answer in words

July 2026 brought 4.63 in of precipitation in Boston, MA, the wettest July since 2023, tied 27th wettest of 155 (with 1919).
The hottest day of July 2026 in Boston, MA: 101°F on Thursday 2 July 2026.
The coldest night of July 2026 in Boston, MA: a low of 59°F on Monday 27 July 2026.
The wettest day of July 2026 in Boston, MA: 1.57 in on Tuesday 7 July 2026.