As of 15:19 EDT

Sea Isle City, NJ weather in September

92°

Sea Isle City, Sunday, 9 August, 15:19

Overcast. Feels like 104°. High 91°, low 73°.

Pressure29.97 inHg

Wind1 mph SE

Humidity63%

Visibility6.2 mi

Dew point76°

See detailed hourly forecast

In September, Sea Isle City, NJ averages a high of 74.8° and a low of 65.2°. About 3.5 inches of precipitation fall over the month (9 wet days). The record high is 93.2° (2023) and the record low 47.3° (1974). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	78.3°	68.9°	30%	87.6° (1973)	59° (1986)
2	77.9°	68.4°	28%	87.4° (1973)	58.5° (2023)
3	78.3°	68.7°	32%	88.3° (2023)	55.4° (1967)
4	78.6°	68.7°	25%	92.5° (2023)	56.5° (1997)
5	77.9°	68.5°	23%	90.1° (2023)	57.7° (1994)
6	77.7°	68.2°	32%	93.2° (2023)	57.7° (1962)
7	77.5°	67.6°	27%	89.8° (1983)	56.8° (1984)
8	76.8°	67.1°	28%	88.2° (1985)	55.6° (2024)
9	76.3°	66.9°	22%	87.3° (2016)	55.2° (2017)
10	76.6°	66.9°	28%	88° (1983)	54.5° (2017)
11	76.6°	66°	22%	90.9° (1983)	55.4° (2017)
12	75.7°	66°	20%	91.2° (2019)	55.2° (1967)
13	75.9°	66.2°	22%	86.7° (2021)	54.3° (1985)
14	75.9°	66.4°	25%	84.7° (1994)	53.2° (1975)
15	74.7°	65.1°	30%	82.2° (1989)	55.2° (2020)
16	74.1°	64.2°	25%	86.5° (1970)	52.5° (1984)
17	74.1°	64.8°	30%	85.8° (1991)	50.9° (1986)
18	74.5°	64.8°	37%	84° (1970)	51.3° (1990)
19	73.9°	63.7°	30%	84.7° (1983)	50.7° (2020)
20	73.4°	63.9°	23%	82.6° (1983)	51.6° (2020)
21	73.4°	63.9°	27%	84.6° (2017)	49.3° (1962)
22	73.6°	63.7°	27%	84.4° (1970)	48° (2020)
23	72.7°	62.6°	30%	86.9° (1970)	49.3° (1963)
24	71.4°	61.9°	25%	84.6° (2010)	47.3° (1974)
25	71.6°	62.4°	37%	83.7° (1970)	48.7° (1963)
26	72.3°	63.1°	28%	81.9° (1970)	53.2° (1963)
27	72.5°	63.1°	38%	84.6° (1998)	51.4° (1989)
28	72°	63.1°	35%	80.4° (2024)	49.8° (1989)
29	70°	61.3°	35%	80.2° (2019)	51.1° (1978)
30	69.1°	60.1°	30%	80.6° (1986)	49.3° (1992)