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Boonton September Weather

Averages and records for weather in Boonton, New Jersey in the month of September.

Typical Boonton September Weather 1991–2020
Average daily high	76.7 °F
Average daily low	54.3 °F
Average monthly precipitation	3.9 inches
Average monthly snow	none
Daily chance of precipitation	30.0%
Daily chance of snow	0%

Boonton September Weather Records 1893–2024
Highest temperature	104 °F	September 3, 1953
Lowest temperature	29 °F	September 25, 1963
Highest daily low	74 °F	September 3, 1898
Lowest daily high	51 °F	September 25, 1950
Hottest average high temperature	83.5 °F	1895
Coldest average high temperature	70.2 °F	1975
Most daily precipitation	5.5 inches	September 22, 1966
Most monthly precipitation	13.0 inches	1907
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	81.1	58.9	98	39
September 2	80.8	58.6	95	40
September 3	80.5	58.2	104	41
September 4	80.2	58.0	97	43
September 5	80.0	57.7	94	43
September 6	79.7	57.3	92	41
September 7	79.5	56.9	94	40
September 8	79.3	56.7	93	39
September 9	79.0	56.4	95	39
September 10	78.6	56.1	95	37
September 11	78.3	55.8	94	31
September 12	77.9	55.4	94	31
September 13	77.6	55.1	91	36
September 14	77.3	54.9	92	38
September 15	77.0	54.6	91	33
September 16	76.5	54.2	91	35
September 17	76.1	53.8	91	32
September 18	75.7	53.4	91	30
September 19	75.3	53.1	86	35
September 20	74.9	52.7	94	33
September 21	74.6	52.5	96	34
September 22	74.2	52.1	96	35
September 23	73.8	51.7	95	33
September 24	73.4	51.3	92	32
September 25	73.1	50.9	91	29
September 26	72.8	50.6	92	29
September 27	72.5	50.3	89	29
September 28	72.2	50.0	89	32
September 29	71.7	49.5	86	31
September 30	71.3	49.1	84	31

Weather Station Details

Years	Station	Coordinates
1893–2024	Boonton 1 SE	location