As of 22:45 EDT

Chelsea, MA weather in August

58°

Chelsea, Thursday, 8 October, 22:45

Clear. Feels like 56°. High 70°, low 53°.

Pressure29.94 inHg

Wind4 mph SW

Humidity58%

Visibility6.2 mi

Dew point43°

See detailed hourly forecast

In August, Chelsea, MA averages a high of 79.9° and a low of 64.4°. About 3.4 inches of precipitation fall over the month (10 wet days). The record high is 100.2° (1975) and the record low 47.1° (1965). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	81.9°	65.8°	40%	95.7° (1975)	55.6° (1964)
2	83.3°	66.4°	27%	100.2° (1975)	55.6° (2023)
3	83.5°	67.3°	38%	94.5° (2020)	55.6° (1976)
4	82.2°	67.5°	43%	98.6° (2022)	56.7° (1964)
5	81.5°	66.2°	27%	96.6° (2005)	54.9° (1972)
6	80.2°	65.1°	38%	92.5° (2018)	55.2° (2013)
7	80.1°	64.6°	32%	93.7° (1965)	55° (1997)
8	81.3°	65.5°	33%	94.1° (2022)	56.8° (1994)
9	81.7°	65.8°	37%	97.9° (2001)	57° (1989)
10	81.3°	66°	38%	94.1° (2001)	50.9° (1964)
11	80.1°	65.5°	30%	93° (2016)	53.8° (1972)
12	79.3°	65.1°	35%	95.9° (2016)	56.3° (1968)
13	79.5°	64.8°	32%	96.1° (2002)	56.3° (1987)
14	81°	64.8°	32%	96.6° (2002)	54.3° (1964)
15	79.3°	64.9°	37%	95.2° (1988)	53.4° (1964)
16	80.4°	64.4°	30%	93° (1965)	53.4° (1964)
17	81°	65.7°	27%	94.5° (1987)	55.6° (1979)
18	79.9°	64.8°	35%	93.6° (2009)	54.5° (1979)
19	78.4°	63.5°	27%	92.5° (2019)	54.5° (1963)
20	78.3°	63°	30%	92.3° (1983)	54.5° (1964)
21	78.6°	62.4°	30%	93.2° (1995)	53.6° (1977)
22	78.3°	62.6°	38%	90.1° (2003)	50.9° (1982)
23	77.7°	62.2°	32%	89.8° (1996)	51.4° (1988)
24	77.7°	62.2°	27%	91.2° (1998)	52.2° (1971)
25	78.3°	62.2°	28%	94.8° (2007)	52.7° (1971)
26	79.7°	62.4°	18%	93.6° (1993)	50.5° (1981)
27	79.2°	63.5°	32%	96.3° (1993)	52.2° (1989)
28	78.4°	64°	28%	95.5° (1993)	53.4° (1986)
29	77.4°	63.3°	30%	94.8° (2018)	48.2° (1986)
30	78.6°	62.4°	23%	92.7° (1973)	48.4° (1986)
31	78.1°	62.1°	25%	92.3° (2010)	47.1° (1965)