As of 23:23 EDT

Boston, MA weather in August

75°

Boston, Saturday, 8 August, 23:23

Overcast. Feels like 75°. High 88°, low 72°.

Pressure29.88 inHg

Wind4 mph SW

Humidity72%

Visibility6.2 mi

Dew point66°

See detailed hourly forecast

In August, Boston, MA averages a high of 79.4° and a low of 64.5°. About 3.3 inches of precipitation fall over the month (10 wet days). The record high is 99.9° (2022) and the record low 48.4° (1965). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	81.3°	66°	40%	94.5° (2006)	56.1° (2021)
2	82.8°	66.4°	28%	98.1° (1975)	55.4° (2023)
3	82.9°	67.3°	32%	95.4° (2020)	56.5° (1964)
4	81.7°	67.5°	42%	99.9° (2022)	57° (1964)
5	81.1°	66.4°	28%	95.7° (2005)	55.8° (1972)
6	79.9°	65.1°	42%	94.1° (2018)	56.1° (2013)
7	79.5°	64.8°	35%	93.7° (2022)	55.8° (1964)
8	81°	65.7°	37%	94.5° (2022)	56.7° (1994)
9	81.3°	65.8°	33%	96.8° (2001)	57.4° (1964)
10	81°	66°	42%	93.7° (2020)	51.4° (1964)
11	79.7°	65.5°	32%	94.3° (2025)	54.3° (1972)
12	79°	65.1°	38%	95.9° (2021)	57° (1968)
13	79.2°	64.9°	33%	95° (2005)	56.3° (1979)
14	80.6°	64.8°	30%	95.4° (2002)	54.7° (1964)
15	78.8°	64.9°	37%	94.1° (1988)	53.8° (1964)
16	79.9°	64.4°	27%	92.1° (1965)	54° (1972)
17	80.4°	65.7°	28%	92.7° (1987)	56.3° (1979)
18	79.3°	64.8°	35%	92.5° (2009)	54.9° (1979)
19	78.1°	63.7°	23%	93.6° (2019)	55.2° (1963)
20	77.9°	63.1°	33%	91.4° (1983)	55° (1976)
21	78.3°	62.6°	30%	91.8° (1995)	54.3° (1977)
22	77.7°	62.8°	43%	89.2° (2003)	51.6° (1982)
23	77.2°	62.4°	28%	88.5° (1996)	52.3° (1988)
24	77.2°	62.2°	30%	90.7° (1998)	52.5° (1971)
25	77.9°	62.4°	27%	93.4° (1969)	53.6° (1971)
26	79.2°	62.6°	17%	93° (2021)	50.9° (1981)
27	78.6°	63.7°	30%	94.8° (1993)	52.3° (2019)
28	78.1°	64°	35%	94.5° (2018)	54.3° (1986)
29	77°	63.3°	25%	95.5° (2018)	48.9° (1986)
30	77.9°	62.6°	20%	91.2° (1973)	48.9° (1965)
31	77.7°	62.1°	23%	90.9° (2010)	48.4° (1965)