August weather forecast
Collegeville, PA

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Weather in August

The last month of the summer, August, is another warm month in Collegeville, Pennsylvania, with an average temperature ranging between max 82.8°F (28.2°C) and min 65.5°F (18.6°C).

Temperature

Collegeville's shift into August is marked by a subtle change to a still warm 82.8°F (28.2°C) from July's 85.1°F (29.5°C) in temperature. August witnesses an average nighttime temperature of 65.5°F (18.6°C).

Heat index

August's heat index is calculated to be a hot 89.6°F (32°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

In Collegeville, the average relative humidity in August is 75%.

Rainfall

August is the month with the most rainfall in Collegeville. Rain falls for 13.5 days and accumulates 1.77" (45mm) of precipitation.

Snowfall

In Collegeville, Pennsylvania, snow does not fall in April through October.

Daylight

In Collegeville, the average length of the day in August is 13h and 43min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:15 pm. On the last day of August, in Collegeville, sunrise is at 6:29 am and sunset at 7:34 pm EDT.

Sunshine

In Collegeville, the average sunshine in August is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Collegeville. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 in August translates into this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

How hot is August in Collegeville?

In August, the average high-temperature and low-temperature in Collegeville, Pennsylvania, are 82.8°F (28.2°C) and 65.5°F (18.6°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is calculated to be 89.6°F (32°C).

What is the average humidity in August in Collegeville?

In August, the average relative humidity in Collegeville, Pennsylvania, is 75%.

What is the rainiest month in Collegeville?

The month with the most rainfall in Collegeville, Pennsylvania, is August, when the rain falls for 13.5 days and typically aggregates up to 1.77" (45mm) of precipitation.

How many days does it rain in August in Collegeville?

In Collegeville, during August, the rain falls for 13.5 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow in Collegeville?

In Collegeville, Pennsylvania, snow does not fall in April through October.

How many hours of daylight does Collegeville have in August?

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

When are sunrise and sunset in August in Collegeville?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:34 pm EDT.

How many hours of sunshine does Collegeville have in August?

In August, the average sunshine duration in Collegeville, Pennsylvania, is 10h.

When is the highest UV index in Collegeville?

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

How high is the UV index in August in Collegeville?

In Collegeville, Pennsylvania, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Collegeville, PA

Average temperature in August - Collegeville, PA
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in August
Collegeville, PA

Average pressure in August - Collegeville, 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
Collegeville, PA

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

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in August
Collegeville, PA

Average humidity in August - Collegeville, PA
  • Average humidity in August: 75%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in August
Collegeville, PA

Average rainfall in August - Collegeville, PA
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").

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Average rainfall days in August
Collegeville, PA

Average rainfall days in August - Collegeville, PA
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in August
Collegeville, PA

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

The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Collegeville, PA

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

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Collegeville, PA

Average daylight in August / Average sunshine in August - Collegeville, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Collegeville, PA

Average sunshine days in August - Collegeville, PA
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).

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Average UV index in August
Collegeville, PA

Average UV index in August - Collegeville, 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
Collegeville, PA

Average cloud cover in August - Collegeville, 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
Collegeville, PA

Average visibility in August - Collegeville, 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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Collegeville, Pennsylvania, USA

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