August weather forecast
Old Zionsville, PA

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Weather in August

August, the last month of the summer in Old Zionsville, is also a moderately hot month, with an average temperature fluctuating between 62.6°F (17°C) and 81.3°F (27.4°C).

Temperature

August's weather displays an average high-temperature of a still moderately hot 81.3°F (27.4°C), slightly varied from July's 84°F (28.9°C). Old Zionsville records a consistent low-temperature of 62.6°F (17°C) during August nights.

Heat index

In August, the average heat index is estimated at a tropical 86°F (30°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

In August, the average relative humidity in Old Zionsville is 77%.

Rainfall

In August, in Old Zionsville, Pennsylvania, the rain falls for 15.4 days. Throughout August, 3.07" (78mm) of precipitation is accumulated. Throughout the year, there are 156.9 rainfall days, and 33.15" (842mm) of precipitation is accumulated.

Snowfall

In Old Zionsville, snow does not fall in June through September.

Daylight

In August, the average length of the day in Old Zionsville is 13h and 44min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:16 pm. On the last day of August, in Old Zionsville, sunrise is at 6:29 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 9.8h.

UV index

In August, the average daily maximum UV index in Old Zionsville is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Undertake protective steps - Recommendations to avoid sunburn are issued. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What are the temperatures in Old Zionsville in August?

During August, Old Zionsville experiences an average high-temperature of 81.3°F (27.4°C) and a low-temperature of 62.6°F (17°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 86°F (30°C).

What is the average humidity in August in Old Zionsville?

The average relative humidity in August in Old Zionsville, Pennsylvania, is 77%.

How many days does it rain in August in Old Zionsville?

In Old Zionsville, Pennsylvania, during August, the rain falls for 15.4 days and regularly aggregates up to 3.07" (78mm) of precipitation.

When it does not snow in Old Zionsville?

June through September are months without snowfall in Old Zionsville.

What is the average length of the day in August in Old Zionsville?

In Old Zionsville, the average day length in August is 13h and 44min.

When is the sunrise / sunset in August in Old Zionsville?

On the first day of August in Old Zionsville, Pennsylvania, sunrise is at 6:00 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Old Zionsville have in August?

In Old Zionsville, the average sunshine duration in August is 9.8h.

What is the UV index reading in August in Old Zionsville?

In August, the average daily maximum UV index in Old Zionsville is 5. A UV Index value of 3 to 5 symbolizes a medium 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
Old Zionsville, PA

Average temperature in August - Old Zionsville, PA
  • Average high temperature in August: 81.3°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

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Average pressure in August
Old Zionsville, PA

Average pressure in August - Old Zionsville, PA
  • Average pressure in August: 29.99"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
Old Zionsville, PA

Average wind speed in August - Old Zionsville, PA
  • Average wind speed in August: 4.9mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in August
Old Zionsville, PA

Average humidity in August - Old Zionsville, PA
  • Average humidity in August: 77%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in August
Old Zionsville, PA

Average rainfall in August - Old Zionsville, PA
  • Average rainfall in August: 3.07"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in August
Old Zionsville, PA

Average rainfall days in August - Old Zionsville, PA
  • Average rainfall days in August: 15.4 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.1 days).

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Average snowfall in August
Old Zionsville, PA

Average snowfall in August - Old Zionsville, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (5.16").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Old Zionsville, PA

Average snowfall days in August - Old Zionsville, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (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
Old Zionsville, PA

Average daylight in August / Average sunshine in August - Old Zionsville, 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 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in August
Old Zionsville, PA

Average sunshine days in August - Old Zionsville, PA
  • Average sunshine days in August: 13.6 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in August
Old Zionsville, PA

Average UV index in August - Old Zionsville, PA
  • Average UV index in August: 5

The months with the highest UV index are June and July (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
Old Zionsville, PA

Average cloud cover in August - Old Zionsville, PA
  • Average cloud cover in August: 35

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in August
Old Zionsville, PA

Average visibility in August - Old Zionsville, PA
  • Average visibility in August: 5mi

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

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Old Zionsville, Pennsylvania, USA

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