August weather forecast
Harleigh, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Harleigh, Pennsylvania, with an average temperature fluctuating between 78.3°F (25.7°C) and 58.1°F (14.5°C).

Temperature

Harleigh's shift into August is marked by a subtle change to a still moderately hot 78.3°F (25.7°C) from July's 80.6°F (27°C) in temperature. During August, an average low-temperature of 58.1°F (14.5°C) is observed in Harleigh.

Humidity

In Harleigh, the average relative humidity in August is 80%.

Rainfall

In August, the rain falls for 15.9 days. Throughout August, 3.23" (82mm) of precipitation is accumulated. Throughout the year, there are 163.3 rainfall days, and 34.37" (873mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Harleigh, Pennsylvania.

Daylight

The average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:19 pm. On the last day of August, sunrise is at 6:30 am and sunset at 7:37 pm EDT.

Sunshine

In August, the average sunshine is 9.3h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What are August temperatures in Harleigh?

In August, in Harleigh, the average high-temperature is 78.3°F (25.7°C), and the average low-temperature is 58.1°F (14.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 86°F (30°C).

What is the average humidity in August in Harleigh?

In Harleigh, Pennsylvania, the average relative humidity in August is 80%.

How much does it rain in Harleigh in August?

In Harleigh, Pennsylvania, in August, it is raining for 15.9 days, with typically 3.23" (82mm) of accumulated precipitation.

When it does not snow in Harleigh?

June through September are months without snowfall in Harleigh.

What is the average length of the day in August in Harleigh?

The average day length in August in Harleigh, Pennsylvania, is 13h and 46min.

What time are sunrise and sunset in August in Harleigh?

On the first day of August in Harleigh, sunrise is at 6:00 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:37 pm EDT.

How many hours of sunshine does Harleigh have in August?

In Harleigh, the average sunshine duration in August is 9.3h.

When is the highest UV index in Harleigh?

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

How high is the UV index in August in Harleigh?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes 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
Harleigh, PA

Average temperature in August - Harleigh, PA
  • Average high temperature in August: 78.3°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 58.1°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in August
Harleigh, PA

Average pressure in August - Harleigh, PA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Harleigh, PA

Average wind speed in August - Harleigh, PA
  • Average wind speed in August: 5.1mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in August
Harleigh, PA

Average humidity in August - Harleigh, PA
  • Average humidity in August: 80%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (78%).

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Average rainfall in August
Harleigh, PA

Average rainfall in August - Harleigh, PA
  • Average rainfall in August: 3.23"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in August
Harleigh, PA

Average rainfall days in August - Harleigh, PA
  • Average rainfall days in August: 15.9 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (7.2 days).

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Average snowfall in August
Harleigh, PA

Average snowfall in August - Harleigh, PA
  • Average snowfall in August: 0"

The months with the highest snowfall are January and February (7.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Harleigh, PA

Average snowfall days in August - Harleigh, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (12.7 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
Harleigh, PA

Average daylight in August / Average sunshine in August - Harleigh, PA
  • 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: 9h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

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Average sunshine days in August
Harleigh, PA

Average sunshine days in August - Harleigh, PA
  • Average sunshine days in August: 13.4 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (8.7 days).

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Average UV index in August
Harleigh, PA

Average UV index in August - Harleigh, PA
  • Average UV index in August: 5

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

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Average cloud cover in August
Harleigh, PA

Average cloud cover in August - Harleigh, PA
  • Average cloud cover in August: 39

The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 38).

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Average visibility in August
Harleigh, PA

Average visibility in August - Harleigh, PA
  • Average visibility in August: 5mi

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

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Harleigh, Pennsylvania, USA

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