August weather forecast
Port Henry, NY

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Weather in August

The last month of the summer, August, is another warm month in Port Henry, New York, with an average temperature varying between 77.5°F (25.3°C) and 55°F (12.8°C).

Temperature

August's average high-temperature stands at a still warm 77.5°F (25.3°C), showing little deviation from July's 79.3°F (26.3°C). Port Henry's average nighttime temperature descends significantly from the day's peak in August, settling at a cool 55°F (12.8°C).

Humidity

In Port Henry, the average relative humidity in August is 77%.

Rainfall

In Port Henry, New York, in August, it is raining for 9.7 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, in Port Henry, there are 94.8 rainfall days, and 7.44" (189mm) of precipitation is accumulated.

Snowfall

In Port Henry, snow does not fall in June through September.

Daylight

In Port Henry, the average length of the day in August is 13h and 58min.
On the first day of August in Port Henry, sunrise is at 5:42 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:31 pm EDT.

Sunshine

In Port Henry, the average sunshine in August is 10.2h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, a daily UV index of 5 turns into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What is the usual temperature for Port Henry in August?

In August, the average high-temperature and low-temperature are 77.5°F (25.3°C) and 55°F (12.8°C) respectively.

What is the average humidity in August in Port Henry?

The average relative humidity in August is 77%.

How many days does it rain in August in Port Henry?

In August, in Port Henry, New York, the rain falls for 9.7 days. Throughout August, 0.63" (16mm) of precipitation is accumulated.

When it does not snow in Port Henry?

June through September are months without snowfall.

What is the average length of the day in August in Port Henry?

In August, the average day length is 13h and 58min.

When is the sunrise / sunset in August in Port Henry?

On the first day of August, sunrise is at 5:42 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:31 pm EDT.

How many hours of sunshine does Port Henry have in August?

In August, the average sunshine duration is 10.2h.

What is the month with the highest UV index in Port Henry?

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

How high is the UV index in August in Port Henry?

In August, the average daily maximum UV index in Port Henry, New York, is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Port Henry, NY

Average temperature in August - Port Henry, NY
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (25.3°F).

  • Average low temperature in August: 55°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).

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Average pressure in August
Port Henry, NY

Average pressure in August - Port Henry, NY
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Port Henry, NY

Average wind speed in August - Port Henry, NY
  • Average wind speed in August: 5.1mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in August
Port Henry, NY

Average humidity in August - Port Henry, NY
  • Average humidity in August: 77%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (75%).

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Average rainfall in August
Port Henry, NY

Average rainfall in August - Port Henry, NY
  • Average rainfall in August: 0.63"

The wettest month (with the highest rainfall) is June (0.87").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days in August
Port Henry, NY

Average rainfall days in August - Port Henry, NY
  • Average rainfall days in August: 9.7 days

The month with the highest number of rainy days is July (10.9 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in August
Port Henry, NY

Average snowfall in August - Port Henry, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Port Henry, NY

Average snowfall days in August - Port Henry, NY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (9.3 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
Port Henry, NY

Average daylight in August / Average sunshine in August - Port Henry, NY
  • Average daylight in August: 14h and 0min

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

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days in August
Port Henry, NY

Average sunshine days in August - Port Henry, NY
  • Average sunshine days in August: 18.8 days

The month with the most sunshine days is September (22.1 days).
The month with the least sunshine days is July (17.3 days).

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Average UV index in August
Port Henry, NY

Average UV index in August - Port Henry, 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 and December (UV index 1).

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Average cloud cover in August
Port Henry, NY

Average cloud cover in August - Port Henry, NY
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in August
Port Henry, NY

Average visibility in August - Port Henry, NY
  • Average visibility in August: 5mi

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

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Port Henry, New York, USA

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