August weather forecast
Lake Grove, NY

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Weather in August

The last month of the summer, August, is another warm month in Lake Grove, New York, with an average temperature varying between 78.1°F (25.6°C) and 71.8°F (22.1°C).

Temperature

The highest temperatures are recorded in August, with averages reaching a high of 78.1°F (25.6°C) and a low of 71.8°F (22.1°C).

Humidity

In Lake Grove, New York, the average relative humidity in August is 74%.

Rainfall

In Lake Grove, in August, during 15.7 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, there are 155.3 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

April, June through September and November are months without snowfall.

Daylight

In August, the average length of the day is 13h and 45min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:07 pm. On the last day of August, sunrise is at 6:19 am and sunset at 7:26 pm EDT.

Sunshine

In Lake Grove, the average sunshine in August is 10.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

What time of the year is the hottest?

With its average high temperature of 78.1°F (25.6°C) and a low of 71.8°F (22.1°C), August is regarded as the warmest month.

What are August temperatures?

In Lake Grove, 78.1°F (25.6°C) is the average high-temperature and 71.8°F (22.1°C) is the average low-temperature during August.

What is the average humidity in August?

The average relative humidity in August is 74%.

How many days does it rain in August?

In Lake Grove, New York, in August, during 15.7 rainfall days, 3.27" (83mm) of precipitation is typically accumulated.

When it does not snow?

April, June through September and November are months without snowfall.

What is the average length of the day in August?

In Lake Grove, the average day length in August is 13h and 45min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:49 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:26 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 10.7h.

What are the months with the highest UV index?

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

What is the UV index reading in August?

The average daily maximum UV index in August is 6. A UV Index reading 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
Lake Grove, NY

Average temperature in August - Lake Grove, NY
  • Average high temperature in August: 78.1°F

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in August: 71.8°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in August
Lake Grove, NY

Average pressure in August - Lake Grove, NY
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Lake Grove, NY

Average wind speed in August - Lake Grove, NY
  • Average wind speed in August: 9mph

The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).

Average humidity in August
Lake Grove, NY

Average humidity in August - Lake Grove, NY
  • Average humidity in August: 74%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

Average rainfall in August
Lake Grove, NY

Average rainfall in August - Lake Grove, NY
  • Average rainfall in August: 3.27"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").

Average rainfall days in August
Lake Grove, NY

Average rainfall days in August - Lake Grove, NY
  • Average rainfall days in August: 15.7 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in August
Lake Grove, NY

Average snowfall in August - Lake Grove, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, June, July, August, September and November (0").

Average snowfall days in August
Lake Grove, NY

Average snowfall days in August - Lake Grove, NY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Lake Grove, NY

Average daylight in August / Average sunshine in August - Lake Grove, NY
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in August
Lake Grove, NY

Average sunshine days in August - Lake Grove, NY
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in August
Lake Grove, NY

Average UV index in August - Lake Grove, NY
  • Average UV index in August: 6

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

Average cloud cover in August
Lake Grove, NY

Average cloud cover in August - Lake Grove, NY
  • Average cloud cover in August: 27

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in August
Lake Grove, NY

Average visibility in August - Lake Grove, NY
  • 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).

Lake Grove, New York, USA

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