As of 22:17 EDT

Iselin, NJ weather in July

79°

Iselin, Saturday, 8 August, 22:17

Mostly clear. Feels like 80°. High 87°, low 71°.

Pressure29.94 inHg

Wind4 mph W

Humidity77%

Visibility6.2 mi

Dew point70°

See detailed hourly forecast

In July, Iselin, NJ averages a high of 84.8° and a low of 68.3°. About 4.2 inches of precipitation fall over the month (12 wet days). The record high is 103.3° (2010) and the record low 54.1° (1988). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	82.9°	66.2°	38%	97.9° (2022)	54.1° (1988)
2	83.1°	66.2°	35%	98.4° (1966)	55.8° (1982)
3	83.8°	66.9°	52%	101.8° (1966)	57.7° (1988)
4	83.8°	66.9°	38%	99° (2010)	56.7° (1986)
5	84.4°	67.5°	42%	100.8° (2010)	54.9° (1979)
6	84.6°	67.5°	28%	103.3° (2010)	54.7° (1979)
7	84.4°	68°	33%	101.5° (2010)	57° (1979)
8	85.3°	67.8°	38%	96.6° (1988)	56.1° (2018)
9	86°	68.4°	35%	97.3° (1993)	55.8° (1963)
10	84.9°	68.7°	37%	99.3° (1993)	58.5° (1963)
11	84.2°	67.6°	37%	99° (1988)	59.7° (1983)
12	84°	67.5°	33%	94.8° (1966)	57.2° (1978)
13	84°	68°	33%	95.9° (1966)	59° (1973)
14	85.3°	68.5°	33%	97° (1995)	61.5° (2009)
15	85.8°	69.1°	38%	101.3° (1995)	60.3° (1999)
16	86.4°	69.6°	38%	98.2° (1980)	60.1° (1960)
17	87.6°	69.4°	38%	100.2° (2006)	60.3° (1987)
18	87.6°	70.3°	42%	100.2° (2012)	60.4° (1976)
19	86.5°	70.2°	43%	98.6° (2020)	61.2° (2018)
20	85.3°	69.4°	32%	99° (2022)	59.4° (1965)
21	86°	69.6°	38%	99.7° (1980)	59° (1965)
22	85.1°	69.3°	37%	103.1° (2011)	60.8° (1960)
23	84.2°	69.1°	42%	102.4° (2011)	61° (1977)
24	84.2°	68.5°	33%	100.2° (2022)	59° (2007)
25	84°	68.2°	42%	97.7° (2025)	59.2° (1997)
26	83.5°	67.8°	38%	97.2° (2005)	59° (1976)
27	84.7°	68.5°	43%	98.8° (2005)	58.8° (1977)
28	84.7°	69.1°	37%	95.7° (2025)	57.9° (1977)
29	83.8°	68.5°	43%	102.4° (2025)	60.1° (1977)
30	83.8°	68.7°	28%	99.9° (2025)	59.9° (2017)
31	83.3°	67.6°	40%	93.9° (2002)	57° (2021)