August weather forecast
Lambertville, NJ

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Weather in August

August, the last month of the summer in Lambertville, is also a moderately hot month, with temperature in the range of an average low of 64.6°F (18.1°C) and an average high of 82.8°F (28.2°C).

Temperature

Lambertville's transition from July to August introduces an average high-temperature of a still warm 82.8°F (28.2°C), marking an insignificant variation from the 84.9°F (29.4°C). Lambertville, during August, witnesses an average low-temperature of 64.6°F (18.1°C).

Heat index

The heat index value during August is calculated to be a hot 89.6°F (32°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

The average relative humidity in August is 75%.

Rainfall

In Lambertville, in August, during 15.2 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, there are 158.5 rainfall days, and 28.31" (719mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Lambertville.

Daylight

In August, the average length of the day is 13h and 43min.
On the first day of the month, sunrise is at 5:58 am and sunset at 8:14 pm. On the last day of August, in Lambertville, sunrise is at 6:26 am and sunset at 7:32 pm EDT.

Sunshine

In Lambertville, the average sunshine in August is 10h.

UV index

The months with the highest UV index in Lambertville, New Jersey, are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August in Lambertville?

An average high-temperature, in August, in Lambertville, is 82.8°F (28.2°C) and the average low-temperature is 64.6°F (18.1°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 89.6°F (32°C).

What is the average humidity in August in Lambertville?

In August, the average relative humidity in Lambertville is 75%.

How many days does it rain in August in Lambertville?

In Lambertville, New Jersey, in August, it is raining for 15.2 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow in Lambertville?

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

How many hours of daylight does Lambertville have in August?

In Lambertville, New Jersey, the average day length in August is 13h and 43min.

What time are sunrise and sunset in August in Lambertville?

On the first day of August in Lambertville, sunrise is at 5:58 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:32 pm EDT.

How long on average sun shines in August in Lambertville?

In August, the average sunshine duration in Lambertville, New Jersey, is 10h.

What are the months with the highest UV index in Lambertville?

The months with the highest UV index in Lambertville are May through August, with an average maximum UV index of 6.

What is the UV index intensity in August in Lambertville?

In Lambertville, New Jersey, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Lambertville, NJ

Average temperature in August - Lambertville, NJ
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in August
Lambertville, NJ

Average pressure in August - Lambertville, NJ
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Lambertville, NJ

Average wind speed in August - Lambertville, NJ
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Lambertville, NJ

Average humidity in August - Lambertville, NJ
  • Average humidity in August: 75%

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in August
Lambertville, NJ

Average rainfall in August - Lambertville, NJ
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is July (2.99").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in August
Lambertville, NJ

Average rainfall days in August - Lambertville, NJ
  • Average rainfall days in August: 15.2 days

The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in August
Lambertville, NJ

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

The month with the highest snowfall is March (2.91").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Lambertville, NJ

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

The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Lambertville, NJ

Average daylight in August / Average sunshine in August - Lambertville, NJ
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in August
Lambertville, NJ

Average sunshine days in August - Lambertville, NJ
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in August
Lambertville, NJ

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

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

Average cloud cover in August
Lambertville, NJ

Average cloud cover in August - Lambertville, NJ
  • Average cloud cover in August: 34

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Lambertville, NJ

Average visibility in August - Lambertville, NJ
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

Lambertville, New Jersey, USA

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