As of 18:13 EDT

Iselin, NJ weather in May

85°

Iselin, Saturday, 8 August, 18:13

Overcast. Feels like 93°. High 87°, low 71°.

Pressure29.91 inHg

Wind2 mph SW

Humidity67%

Visibility6.2 mi

Dew point72°

See detailed hourly forecast

In May, Iselin, NJ averages a high of 70.3° and a low of 52.9°. About 4.0 inches of precipitation fall over the month (12 wet days). The record high is 94.8° (1962) and the record low 31.6° (2020). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	67.8°	48.2°	33%	87.3° (2010)	35.8° (1978)
2	67.8°	50.2°	38%	89.2° (2010)	37.8° (1978)
3	66.2°	49.6°	42%	87.8° (2001)	39° (1964)
4	65.3°	49.1°	38%	90.5° (2001)	38.5° (1986)
5	65.5°	49.1°	38%	83.5° (2000)	37.6° (1966)
6	66.4°	50°	45%	84.9° (1986)	39.9° (1992)
7	67.3°	48.9°	30%	88.5° (2000)	37.2° (1970)
8	66.4°	49.3°	47%	90° (2000)	39.7° (1967)
9	66.4°	49.5°	42%	88.5° (2000)	31.6° (2020)
10	68.7°	50.5°	37%	87.6° (1970)	34.3° (1966)
11	69.3°	51.1°	30%	86.4° (1993)	35.8° (1966)
12	69.6°	51.8°	32%	88.3° (2023)	39° (2020)
13	68°	51.3°	33%	86.2° (1991)	35.1° (2020)
14	68.4°	50.7°	37%	85.3° (1991)	38.3° (2020)
15	70.9°	52.5°	33%	87.3° (2004)	40.1° (2019)
16	70.3°	53.6°	43%	84.4° (2007)	41.5° (2016)
17	70.9°	53.6°	42%	88° (1977)	39.9° (1983)
18	69.6°	53.1°	38%	88.7° (1977)	42.3° (1973)
19	69.8°	53.2°	45%	94.8° (1962)	40.8° (1976)
20	71.2°	53.8°	35%	91.2° (1996)	42.3° (2002)
21	71.8°	54.1°	30%	92.3° (2022)	39.7° (2002)
22	72.3°	54.9°	32%	90.3° (2021)	43.2° (2002)
23	72.9°	55.2°	42%	93.2° (2021)	44.8° (2006)
24	73.8°	56.1°	38%	90.7° (1964)	41.9° (1963)
25	72.5°	55.9°	32%	89.8° (1991)	44.1° (1967)
26	73.6°	56.3°	40%	93.7° (2010)	42.4° (1967)
27	73.9°	56.5°	30%	93.2° (1965)	43.9° (1961)
28	74.1°	56.7°	43%	91° (1977)	42.4° (1961)
29	74.7°	57.6°	37%	91.4° (1987)	46° (2021)
30	75.4°	58.3°	37%	91.9° (1987)	46.8° (2021)
31	77.2°	59.4°	42%	93° (2022)	46° (1961)