New Jersey climate guide

Temperature in New Jersey (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
2°C maximum daytime temperature in January in New Jersey (Newark)2
4°C maximum daytime temperature in February in New Jersey (Newark)4
10°C maximum daytime temperature in March in New Jersey (Newark)10
16°C maximum daytime temperature in April in New Jersey (Newark)16
22°C maximum daytime temperature in May in New Jersey (Newark)22
27°C maximum daytime temperature in June in New Jersey (Newark)27
30°C maximum daytime temperature in July in New Jersey (Newark)30
29°C maximum daytime temperature in August in New Jersey (Newark)29
25°C maximum daytime temperature in September in New Jersey (Newark)25
18°C maximum daytime temperature in October in New Jersey (Newark)18
12°C maximum daytime temperature in November in New Jersey (Newark)12
5°C maximum daytime temperature in December in New Jersey (Newark)5
Min temperature (night-time)
-6°C minimum night-time temperature in January in New Jersey (Newark)-6
-5°C minimum night-time temperature in February in New Jersey (Newark)-5
0°C minimum night-time temperature in March in New Jersey (Newark)0
5°C minimum night-time temperature in April in New Jersey (Newark)5
11°C minimum night-time temperature in May in New Jersey (Newark)11
16°C minimum night-time temperature in June in New Jersey (Newark)16
18°C minimum night-time temperature in July in New Jersey (Newark)18
18°C minimum night-time temperature in August in New Jersey (Newark)18
14°C minimum night-time temperature in September in New Jersey (Newark)14
7°C minimum night-time temperature in October in New Jersey (Newark)7
3°C minimum night-time temperature in November in New Jersey (Newark)3
-3°C minimum night-time temperature in December in New Jersey (Newark)-3

Sunshine & Daylight in New Jersey

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
5 hours of sunshine per day (53% of daylight hours) in January in New Jersey5
6 hours of sunshine per day (54% of daylight hours) in February in New Jersey6
7 hours of sunshine per day (56% of daylight hours) in March in New Jersey7
8 hours of sunshine per day (56% of daylight hours) in April in New Jersey8
8 hours of sunshine per day (56% of daylight hours) in May in New Jersey8
9 hours of sunshine per day (58% of daylight hours) in June in New Jersey9
9 hours of sunshine per day (60% of daylight hours) in July in New Jersey9
8 hours of sunshine per day (61% of daylight hours) in August in New Jersey8
7 hours of sunshine per day (57% of daylight hours) in September in New Jersey7
6 hours of sunshine per day (58% of daylight hours) in October in New Jersey6
5 hours of sunshine per day (47% of daylight hours) in November in New Jersey5
4 hours of sunshine per day (46% of daylight hours) in December in New Jersey4
Daily hours of daylight
10 hours of daylight per day in January in New Jersey (Newark)10
11 hours of daylight per day in February in New Jersey (Newark)11
12 hours of daylight per day in March in New Jersey (Newark)12
13 hours of daylight per day in April in New Jersey (Newark)13
14 hours of daylight per day in May in New Jersey (Newark)14
15 hours of daylight per day in June in New Jersey (Newark)15
15 hours of daylight per day in July in New Jersey (Newark)15
14 hours of daylight per day in August in New Jersey (Newark)14
12 hours of daylight per day in September in New Jersey (Newark)12
11 hours of daylight per day in October in New Jersey (Newark)11
10 hours of daylight per day in November in New Jersey (Newark)10
9 hours of daylight per day in December in New Jersey (Newark)9

Rainfall in New Jersey

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
11 days with some rainfall in January in New Jersey (Newark)11
10 days with some rainfall in February in New Jersey (Newark)10
11 days with some rainfall in March in New Jersey (Newark)11
11 days with some rainfall in April in New Jersey (Newark)11
12 days with some rainfall in May in New Jersey (Newark)12
11 days with some rainfall in June in New Jersey (Newark)11
10 days with some rainfall in July in New Jersey (Newark)10
9 days with some rainfall in August in New Jersey (Newark)9
8 days with some rainfall in September in New Jersey (Newark)8
8 days with some rainfall in October in New Jersey (Newark)8
11 days with some rainfall in November in New Jersey (Newark)11
11 days with some rainfall in December in New Jersey (Newark)11
Average monthly rainfall (mm)
89 mm monthly rainfall in January in New Jersey (Newark)89
80 mm monthly rainfall in February in New Jersey (Newark)80
103 mm monthly rainfall in March in New Jersey (Newark)103
104 mm monthly rainfall in April in New Jersey (Newark)104
112 mm monthly rainfall in May in New Jersey (Newark)112
91 mm monthly rainfall in June in New Jersey (Newark)91
118 mm monthly rainfall in July in New Jersey (Newark)118
108 mm monthly rainfall in August in New Jersey (Newark)108
102 mm monthly rainfall in September in New Jersey (Newark)102
88 mm monthly rainfall in October in New Jersey (Newark)88
107 mm monthly rainfall in November in New Jersey (Newark)107
95 mm monthly rainfall in December in New Jersey (Newark)95

More climate for New Jersey

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in New Jersey (Newark)2
UV (maximum) index 3 (Moderate) in February in New Jersey (Newark)3
UV (maximum) index 4 (Moderate) in March in New Jersey (Newark)4
UV (maximum) index 6 (High) in April in New Jersey (Newark)6
UV (maximum) index 7 (High) in May in New Jersey (Newark)7
UV (maximum) index 8 (Very High) in June in New Jersey (Newark)8
UV (maximum) index 8 (Very High) in July in New Jersey (Newark)8
UV (maximum) index 8 (Very High) in August in New Jersey (Newark)8
UV (maximum) index 6 (High) in September in New Jersey (Newark)6
UV (maximum) index 4 (Moderate) in October in New Jersey (Newark)4
UV (maximum) index 2 (Low) in November in New Jersey (Newark)2
UV (maximum) index 1 (Low) in December in New Jersey (Newark)1
Heat & Humidity
No heat & humidity in January in New Jersey (Newark)0
No heat & humidity in February in New Jersey (Newark)0
No heat & humidity in March in New Jersey (Newark)0
No heat & humidity in April in New Jersey (Newark)0
No heat & humidity in May in New Jersey (Newark)0
Low heat & humidity in June in New Jersey (Newark)L
Moderate heat & humidity in July in New Jersey (Newark)M
Moderate heat & humidity in August in New Jersey (Newark)M
No heat & humidity in September in New Jersey (Newark)0
No heat & humidity in October in New Jersey (Newark)0
No heat & humidity in November in New Jersey (Newark)0
No heat & humidity in December in New Jersey (Newark)0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Going to New Jersey? Find the best month to visit New Jersey based on the weather.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Check climate guides for New Jersey showing average temperature, rainfall & sunshine figures for each month of the year. The climate guide shown above is for Newark.

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More about New Jersey

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for New Jersey, represented by Newark, shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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