August weather forecast
Windsor, NJ

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Weather in August

The last month of the summer, August, is also a moderately hot month in Windsor, New Jersey, with an average temperature fluctuating between 66.2°F (19°C) and 82.6°F (28.1°C).

Temperature

August's presence records an average high-temperature of a still warm 82.6°F (28.1°C), closely mirroring July's climate. The average low-temperature, in August, is an enjoyable 66.2°F (19°C).

Heat index

In August, the average heat index is estimated at a hot 89.6°F (32°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Data suggests that the heat index is set for environments in shade and with a 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', binds temperature metrics with humidity values to give a sense of the actual warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

The average relative humidity in August is 76%.

Rainfall

In Windsor, during August, the rain falls for 15.6 days and regularly aggregates up to 3.15" (80mm) of precipitation. In Windsor, during the entire year, the rain falls for 152.9 days and collects up to 28.78" (731mm) of precipitation.

Snowfall

In Windsor, snow does not fall in June through October.

Daylight

In Windsor, the average length of the day in August is 13h and 43min.
On the first day of August, sunrise is at 5:56 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:31 pm EDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

In Windsor, 82.6°F (28.1°C) is the average high-temperature and 66.2°F (19°C) is the average low-temperature during August. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 89.6°F (32°C).

What is the average humidity in August?

The average relative humidity in August is 76%.

How much does it rain in August?

In Windsor, in August, it is raining for 15.6 days, with typically 3.15" (80mm) of accumulated precipitation.

When it does not snow?

In Windsor, snow does not fall in June through October.

How many hours of daylight does Windsor have in August?

The average day length in August is 13h and 43min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:56 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:31 pm EDT.

How long on average sun shines in August in Windsor?

In Windsor, the average sunshine duration in August is 10.2h.

What are the months with the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
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
Windsor, NJ

Average temperature in August - Windsor, NJ
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in August: 66.2°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in August
Windsor, NJ

Average pressure in August - Windsor, NJ
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Windsor, NJ

Average wind speed in August - Windsor, NJ
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in August
Windsor, NJ

Average humidity in August - Windsor, NJ
  • Average humidity in August: 76%

The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in August
Windsor, NJ

Average rainfall in August - Windsor, NJ
  • Average rainfall in August: 3.15"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in August
Windsor, NJ

Average rainfall days in August - Windsor, NJ
  • Average rainfall days in August: 15.6 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in August
Windsor, NJ

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

The month with the highest snowfall is March (3.11").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in August
Windsor, NJ

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

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Windsor, 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 1min

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 48min).

Average sunshine days in August
Windsor, NJ

Average sunshine days in August - Windsor, NJ
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11 days).

Average UV index in August
Windsor, NJ

Average UV index in August - Windsor, 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, November and December (UV index 2).

Average cloud cover in August
Windsor, NJ

Average cloud cover in August - Windsor, NJ
  • Average cloud cover in August: 33

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in August
Windsor, NJ

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

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

Windsor, New Jersey, USA

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