New Jersey, USA
Long term weather forecast
Long term weather forecast

August weather forecast and Climate
Trenton, NJ

  • Average high temperature in August: 28.7°C

Warmest month (with highest average high temperature) is July (29.6°C).
Month with lowest average high temperature is January (3.9°C).

  • Average low temperature in August: 17.9°C

Month with highest average low temperature is July (18.9°C).
Coldest month (with lowest average low temperature) is January (-4.9°C).

  • Average rainfall in August: 104.1mm

Wettest month (with highest rainfall) is July (125.7mm).
Driest month (with lowest rainfall) is February (58.7mm).

  • Average rainfall days in August: 9 days

Months with highest number of rainy days are March, April, May and December (11 days).
Months with lowest number of rainy days are September and October (8 days).

  • Average daylight in August: 14h

Months with longest days are June and July (Average daylight: 15h).
Month with shortest days is December (Average daylight: 9h).

  • Average sunshine in August: 8.1h

Month with most sunshine is June (Average sunshine: 8.8h).
Month with least sunshine is December (Average sunshine: 4.5h).

  • Average UV index in August: 8

Months with highest UV index are June and July (UV index 9).
Months with lowest UV index are January, November and December (UV index 2).