August weather forecast
New Jersey, USA

August in New Jersey continues to ride the wave of summer heat, though signs of a gradual cooling trend begin to emerge towards the end of the month. The state remains lively with outdoor activities, but some areas may experience less intense heat compared to July.

In the northern highlands, minimum temperatures typically fall between 58°F (14.4°C) to 63°F (17.2°C), while in the southern coastal areas, they can still reach around 69°F (20.6°C). Maximum temperatures generally vary from 80°F (26.7°C) in the north to 86°F (30°C) in the central and southern regions.

August is usually drier, with an average rainfall ranging from 2.3" (58mm) in the northern areas to 3.3" (84mm) in the south. The absence of snow and reduced rain highlights the generally dry conditions of late summer.

Cities like Trenton may start to feel a slight drop in temperatures, especially towards the latter part of the month. Coastal areas such as Cape May continue to enjoy maritime influences, often making them more temperate and appealing.

Comparing August to July, a subtle decline in temperatures begins, signaling the gradual transition towards autumn. The state's diverse geographical zones maintain their distinct weather patterns, with the northern highlands cooler than the central and southern areas. The balance of heat and the onset of cooler evenings make August a delightful month for enjoying the best of New Jersey's summer before the approach of autumn.

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• Newark - August »
  August is the month with the warmest seawater in Newark with an average ocean temperature of 74.1°F (23.4°C). The months with the lowest humidity in Newark are April and August, with an average relative humidity of 72%.
• Jersey City - August »
  August is the month with the warmest seawater in Jersey City, with an average ocean temperature of 74.1°F (23.4°C). August remains a component of the summer season in Jersey City, demonstrating a marginal decline with temperature ranging between 68.9°F (20.5°C) and 81.9°F (27.7°C).
• Paterson - August »
  April, July and August, with an average relative humidity of 72%, are the least humid months in Paterson. The months with the highest UV index in Paterson are June through August, with an average maximum UV index of 6.
• Elizabeth - August »
  The months with the lowest humidity in Elizabeth are April and August, with an average relative humidity of 72%. June through August, with an average maximum UV index of 6, are months with the highest UV index in Elizabeth, New Jersey.
• Edison - August »
  With an average relative humidity of 72%, August is the least humid month in Edison. With an average relative humidity of 72%, August is the least humid month in Edison.
• Toms River - August »
  In Toms River, New Jersey, in August, during 13.2 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Toms River, New Jersey, in August, it is raining for 13.2 days, with typically 1.81" (46mm) of accumulated precipitation.
• Trenton - August »
  On the first day of August in Trenton, sunrise is at 5:56 am and sunset at 8:13 pm. In Trenton, during August, the rain falls for 15.9 days and regularly aggregates up to 3.5" (89mm) of precipitation.
• Clifton - August »
  August is the least humid month in Clifton with an average relative humidity of 71%. On the last day of August, in Clifton sunrise is at 6:22 am and sunset at 7:31 pm EDT.
• Camden - August »
  The month with the most rainfall in Camden is August, when the rain falls for 13.3 days and typically aggregates up to 1.65" (42mm) of precipitation. On the last day of August, in Camden sunrise is at 6:27 am and sunset at 7:34 pm EDT.
• Cherry Hill - August »
  The month with the most rainfall in Cherry Hill is August, when the rain falls for 12.4 days and typically aggregates up to 1.46" (37mm) of precipitation. In Cherry Hill, during August, the rain falls for 12.4 days and regularly aggregates up to 1.46" (37mm) of precipitation.
• Passaic - August »
  The weather in August in Passaic begins to wind down from the peak summer heat with temperatures easing to between 66.9°F (19.4°C) and 82.2°F (27.9°C). August is the least humid month in Passaic, New Jersey, with an average relative humidity of 71%.