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

August weather forecast and climate
Clinton, NJ

August, the last month of the summer, in Clinton, is another warm month, with temperature in the range of an average low of 62.4°F (16.9°C) and an average high of 81.9°F (27.7°C).

Temperature

In August, the average high-temperature is almost the same as in July - a still warm 81.9°F (27.7°C). The average low-temperature, in August, is 62.4°F (16.9°C).

Heat index

The average heat index in August is estimated at a hot 87.8°F (31°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'feels like', or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (differences in body mass, height, and shape, clothing, pregnancy). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In August, the average relative humidity in Clinton, New Jersey, is 77%.

Rainfall

In Clinton, in August, during 14.3 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Clinton, during the entire year, the rain falls for 152.5 days and collects up to 23.78" (604mm) of precipitation.

Snowfall

June through September are months without snowfall in Clinton.

Daylight

In August, the average length of the day in Clinton is 13.7h.

Sunshine

In Clinton, the average sunshine is 9.9h.

UV index

Months with the highest UV index in Clinton are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in August in Clinton?

In August, in Clinton, New Jersey, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 62.4°F (16.9°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), that calculates temperature value influenced by the moisture in the air, is calculated to 87.8°F (31°C).

What is the average humidity in August in Clinton?

In August, the average relative humidity is 77%.

How many days does it rain in August in Clinton?

In Clinton, New Jersey, in August, it is raining for 14.3 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in Clinton?

In Clinton, New Jersey, snow does not fall in June through September.

What is the average length of the day in August in Clinton?

In Clinton, New Jersey, the average length of the day in August is 13.7h.

How long on average sun shines in August in Clinton?

In Clinton, the average sunshine in August is 9.9h.

When is the highest UV index in Clinton?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Clinton.

What is the UV index reading in August in Clinton?

In Clinton, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in August - Clinton, NJ
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average humidity in August - Clinton, NJ
  • Average humidity in August: 77%

Months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall in August - Clinton, NJ
  • Average rainfall in August: 2.13"

The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in August - Clinton, NJ
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in August - Clinton, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.4").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in August - Clinton, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Clinton, NJ
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in August: 9.9h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

Average UV index in August - Clinton, NJ
  • Average UV index in August: 6

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).