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Brockton September Weather

Averages and records for weather in Brockton, Massachusetts in the month of September.

Typical Brockton September Weather 1991–2020
Average daily high	75.2 °F
Average daily low	53.1 °F
Average monthly precipitation	4.1 inches
Average monthly snow	none
Daily chance of precipitation	31.4%
Daily chance of snow	0%

Brockton September Weather Records 1894–2024
Highest temperature	100 °F	September 2, 1953
Lowest temperature	27 °F	September 29, 1957
Highest daily low	76 °F	September 3, 1959
Lowest daily high	52 °F	September 23, 1963
Hottest average high temperature	80.5 °F	1930
Coldest average high temperature	70.3 °F	1975
Most daily precipitation	5.3 inches	September 20, 1899
Most monthly precipitation	10.3 inches	1918
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	79.7	57.3	95	37
September 2	79.4	56.9	100	38
September 3	79.2	56.7	93	38
September 4	79.0	56.5	94	40
September 5	78.7	56.1	96	38
September 6	78.4	55.7	94	42
September 7	78.1	55.5	99	36
September 8	77.9	55.3	97	38
September 9	77.5	55.0	93	39
September 10	77.1	54.7	95	37
September 11	76.8	54.4	98	35
September 12	76.4	54.1	94	36
September 13	76.2	53.8	92	36
September 14	75.9	53.7	92	32
September 15	75.5	53.4	93	32
September 16	75.1	53.0	96	35
September 17	74.7	52.7	92	33
September 18	74.4	52.3	88	36
September 19	74.0	51.9	92	31
September 20	73.7	51.6	92	30
September 21	73.3	51.3	95	29
September 22	72.9	50.9	95	32
September 23	72.6	50.4	96	33
September 24	72.2	49.9	88	31
September 25	71.9	49.5	88	29
September 26	71.6	49.2	90	30
September 27	71.3	49.0	87	28
September 28	70.8	48.7	88	31
September 29	70.4	48.2	87	27
September 30	70.0	47.8	86	28

Weather Station Details

Years	Station	Coordinates
1894–2024	Brockton	location