August weather forecast
Lionville, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Lionville, Pennsylvania, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 64.4°F (18°C).

Temperature

August's onset sees an average high-temperature of a still moderately hot 81.1°F (27.3°C), exhibiting a slight fluctuation from the previous month. Lionville observes an average low-temperature of 64.4°F (18°C) during August.

Heat index

The heat index for August is estimated at a tropical 86°F (30°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In August, the average relative humidity is 78%.

Rainfall

The month with the most rainfall in Lionville is August, when the rain falls for 15.4 days and typically aggregates up to 3.31" (84mm) of precipitation.

Snowfall

June through September are months without snowfall in Lionville.

Daylight

The average length of the day in August in Lionville is 13h and 43min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:30 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Inhibit overexposure. Warding off sun damage is of utmost importance. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What is the average August temperature in Lionville?

During August, Lionville experiences an average high-temperature of 81.1°F (27.3°C) and a low-temperature of 64.4°F (18°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What is the average humidity in August in Lionville?

In August, the average relative humidity in Lionville is 78%.

What is the wettest month in Lionville?

The month with the most rainfall in Lionville is August, when the rain falls for 15.4 days and typically aggregates up to 3.31" (84mm) of precipitation.

How many days does it rain in August in Lionville?

In August, in Lionville, the rain falls for 15.4 days. Throughout August, 3.31" (84mm) of precipitation is accumulated.

When it does not snow in Lionville?

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

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

In Lionville, Pennsylvania, the average day length in August is 13h and 43min.

When are sunrise and sunset in August in Lionville?

On the first day of August in Lionville, Pennsylvania, sunrise is at 6:01 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Lionville have in August?

The average sunshine duration in August in Lionville, Pennsylvania, is 10h.

What is the month with the highest UV index in Lionville?

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

What is the UV index intensity in August in Lionville?

The average daily maximum UV index in August in Lionville is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
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
Lionville, PA

Average temperature in August - Lionville, PA
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

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Average pressure in August
Lionville, PA

Average pressure in August - Lionville, PA
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Lionville, PA

Average wind speed in August - Lionville, PA
  • Average wind speed in August: 5.2mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in August
Lionville, PA

Average humidity in August - Lionville, PA
  • Average humidity in August: 78%

The months with the highest relative humidity are February, May and October (80%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in August
Lionville, PA

Average rainfall in August - Lionville, PA
  • Average rainfall in August: 3.31"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (1.61").

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Average rainfall days in August
Lionville, PA

Average rainfall days in August - Lionville, PA
  • Average rainfall days in August: 15.4 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall in August
Lionville, PA

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

The month with the highest snowfall is March (3.46").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Lionville, PA

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

The month with the highest number of snowfall days is February (4.8 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
Lionville, PA

Average daylight in August / Average sunshine in August - Lionville, PA
  • 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Lionville, PA

Average sunshine days in August - Lionville, PA
  • Average sunshine days in August: 13.2 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in August
Lionville, PA

Average UV index in August - Lionville, PA
  • 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, March, November and December (UV index 2).

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Average cloud cover in August
Lionville, PA

Average cloud cover in August - Lionville, PA
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in August
Lionville, PA

Average visibility in August - Lionville, PA
  • Average visibility in August: 6mi

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

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Lionville, Pennsylvania, USA

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