August weather forecast
Glen Castle, NY

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Weather in August

The last month of the summer, August, is another warm month in Glen Castle, New York, with temperature in the range of an average high of 76.3°F (24.6°C) and an average low of 55.6°F (13.1°C).

Temperature

August brings an average high-temperature of a still moderately hot 76.3°F (24.6°C), showing a slight difference from July's 79°F (26.1°C). In the month of August, the average temperature dips to a mild 55.6°F (13.1°C) during the night.

Humidity

The average relative humidity in August in Glen Castle is 81%.

Rainfall

In August, in Glen Castle, New York, the rain falls for 17.9 days. Throughout August, 3.5" (89mm) of precipitation is accumulated. In Glen Castle, during the entire year, the rain falls for 173.5 days and collects up to 35.67" (906mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Glen Castle, the average length of the day in August is 13h and 50min.
On the first day of August, sunrise is at 5:57 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:38 pm EDT.

Sunshine

In Glen Castle, New York, the average sunshine in August is 9.5h.

UV index

The months with the highest UV index in Glen Castle are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 5 during August translates into the following guidance:
Exercise prevention - Protecting skin and eyes from harm is required. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What are August temperatures in Glen Castle?

Glen Castle in August has an average high-temperature of 76.3°F (24.6°C) and an average low-temperature of 55.6°F (13.1°C).

What is the average humidity in August in Glen Castle?

The average relative humidity in August is 81%.

How much does it rain in Glen Castle in August?

In Glen Castle, New York, during August, the rain falls for 17.9 days and regularly aggregates up to 3.5" (89mm) of precipitation.

When it does not snow in Glen Castle?

In Glen Castle, snow does not fall in June through September.

What is the average length of the day in August in Glen Castle?

The average day length in August is 13h and 50min.

When are sunrise and sunset in August in Glen Castle?

On the first day of August, sunrise is at 5:57 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:38 pm EDT.

How many hours of sunshine does Glen Castle have in August?

The average sunshine duration in August in Glen Castle is 9.5h.

What are the months with the highest UV index in Glen Castle?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

What is the UV index intensity in August in Glen Castle?

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Glen Castle, NY

Average temperature in August - Glen Castle, NY
  • Average high temperature in August: 76.3°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in August: 55.6°F

The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

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Average pressure in August
Glen Castle, NY

Average pressure in August - Glen Castle, NY
  • 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 (29.93"Hg).

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Average wind speed in August
Glen Castle, NY

Average wind speed in August - Glen Castle, NY
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in August
Glen Castle, NY

Average humidity in August - Glen Castle, NY
  • Average humidity in August: 81%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June and July (80%).

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Average rainfall in August
Glen Castle, NY

Average rainfall in August - Glen Castle, NY
  • Average rainfall in August: 3.5"

The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are January and November (2.4").

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Average rainfall days in August
Glen Castle, NY

Average rainfall days in August - Glen Castle, NY
  • Average rainfall days in August: 17.9 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in August
Glen Castle, NY

Average snowfall in August - Glen Castle, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is February (10.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Glen Castle, NY

Average snowfall days in August - Glen Castle, NY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Glen Castle, NY

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

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Average sunshine days in August
Glen Castle, NY

Average sunshine days in August - Glen Castle, NY
  • Average sunshine days in August: 9.9 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (5.7 days).

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Average UV index in August
Glen Castle, NY

Average UV index in August - Glen Castle, NY
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

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Average cloud cover in August
Glen Castle, NY

Average cloud cover in August - Glen Castle, NY
  • Average cloud cover in August: 40

The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in August
Glen Castle, NY

Average visibility in August - Glen Castle, NY
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

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Glen Castle, New York, USA

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