Trenton climate guide

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Temperature in Trenton (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
4°C maximum daytime temperature in January in Trenton4
5°C maximum daytime temperature in February in Trenton5
11°C maximum daytime temperature in March in Trenton11
17°C maximum daytime temperature in April in Trenton17
23°C maximum daytime temperature in May in Trenton23
28°C maximum daytime temperature in June in Trenton28
30°C maximum daytime temperature in July in Trenton30
29°C maximum daytime temperature in August in Trenton29
26°C maximum daytime temperature in September in Trenton26
20°C maximum daytime temperature in October in Trenton20
13°C maximum daytime temperature in November in Trenton13
7°C maximum daytime temperature in December in Trenton7
Min temperature (night-time)
-6°C minimum night-time temperature in January in Trenton-6
-5°C minimum night-time temperature in February in Trenton-5
0°C minimum night-time temperature in March in Trenton0
5°C minimum night-time temperature in April in Trenton5
10°C minimum night-time temperature in May in Trenton10
15°C minimum night-time temperature in June in Trenton15
18°C minimum night-time temperature in July in Trenton18
17°C minimum night-time temperature in August in Trenton17
13°C minimum night-time temperature in September in Trenton13
7°C minimum night-time temperature in October in Trenton7
2°C minimum night-time temperature in November in Trenton2
-3°C minimum night-time temperature in December in Trenton-3

Sunshine & Daylight in Trenton

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Trenton10
11 hours of daylight per day in February in Trenton11
12 hours of daylight per day in March in Trenton12
13 hours of daylight per day in April in Trenton13
14 hours of daylight per day in May in Trenton14
15 hours of daylight per day in June in Trenton15
15 hours of daylight per day in July in Trenton15
14 hours of daylight per day in August in Trenton14
12 hours of daylight per day in September in Trenton12
11 hours of daylight per day in October in Trenton11
10 hours of daylight per day in November in Trenton10
9 hours of daylight per day in December in Trenton9

Rainfall in Trenton

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
10 days with some rainfall in January in Trenton10
10 days with some rainfall in February in Trenton10
11 days with some rainfall in March in Trenton11
11 days with some rainfall in April in Trenton11
11 days with some rainfall in May in Trenton11
10 days with some rainfall in June in Trenton10
9 days with some rainfall in July in Trenton9
9 days with some rainfall in August in Trenton9
8 days with some rainfall in September in Trenton8
8 days with some rainfall in October in Trenton8
10 days with some rainfall in November in Trenton10
11 days with some rainfall in December in Trenton11
Average monthly rainfall (mm)
81 mm monthly rainfall in January in Trenton81
75 mm monthly rainfall in February in Trenton75
97 mm monthly rainfall in March in Trenton97
89 mm monthly rainfall in April in Trenton89
95 mm monthly rainfall in May in Trenton95
90 mm monthly rainfall in June in Trenton90
123 mm monthly rainfall in July in Trenton123
109 mm monthly rainfall in August in Trenton109
101 mm monthly rainfall in September in Trenton101
77 mm monthly rainfall in October in Trenton77
88 mm monthly rainfall in November in Trenton88
94 mm monthly rainfall in December in Trenton94

More climate for Trenton

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Trenton2
UV (maximum) index 3 (Moderate) in February in Trenton3
UV (maximum) index 4 (Moderate) in March in Trenton4
UV (maximum) index 6 (High) in April in Trenton6
UV (maximum) index 8 (Very High) in May in Trenton8
UV (maximum) index 9 (Very High) in June in Trenton9
UV (maximum) index 9 (Very High) in July in Trenton9
UV (maximum) index 8 (Very High) in August in Trenton8
UV (maximum) index 6 (High) in September in Trenton6
UV (maximum) index 4 (Moderate) in October in Trenton4
UV (maximum) index 2 (Low) in November in Trenton2
UV (maximum) index 2 (Low) in December in Trenton2
Heat & Humidity
No heat & humidity in January in Trenton0
No heat & humidity in February in Trenton0
No heat & humidity in March in Trenton0
No heat & humidity in April in Trenton0
No heat & humidity in May in Trenton0
Low heat & humidity in June in TrentonL
Moderate heat & humidity in July in TrentonM
Moderate heat & humidity in August in TrentonM
No heat & humidity in September in Trenton0
No heat & humidity in October in Trenton0
No heat & humidity in November in Trenton0
No heat & humidity in December in Trenton0

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

What's the climate like in Trenton?

Trenton has a cold climate with hot summers and some rainfall in all months.

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

The climate guide for Trenton, New Jersey 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.

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

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