August weather forecast
California, PA

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Weather in August

The last month of the summer, August, is another warm month in California, Pennsylvania, with an average temperature varying between 59.7°F (15.4°C) and 81.9°F (27.7°C).

Temperature

California in August witnesses an average high-temperature of a still moderately hot 81.9°F (27.7°C), indicating a slight variation from July's 82.9°F (28.3°C). The nighttime temperature in California, Pennsylvania, during August displays a significant divergence from daily peaks, averaging at a mild 59.7°F (15.4°C).

Heat index

The heat index in August is estimated at a hot 87.8°F (31°C). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The least humid month is August, with an average relative humidity of 76%.

Rainfall

In August, the rain falls for 17.7 days. Throughout August, 2.52" (64mm) of precipitation is accumulated. In California, Pennsylvania, during the entire year, the rain falls for 191.3 days and collects up to 35.24" (895mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August in California is 13h and 43min.
On the first day of August in California, sunrise is at 6:18 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:52 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.2h of sunshine.

UV index

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 5 in August translates into the following instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What are August temperatures?

The high-temperature during August is 81.9°F (27.7°C) and the low-temperature is 59.7°F (15.4°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 87.8°F (31°C).

What is the least humid month?

With an average relative humidity of 76%, August is the least humid month.

What is the average humidity in August?

In August, the average relative humidity is 76%.

How many days does it rain in August?

In August, in California, the rain falls for 17.7 days. Throughout August, 2.52" (64mm) of precipitation is accumulated.

When it does not snow?

In California, snow does not fall in June through September.

What is the average length of the day in August?

The average day length in August is 13h and 43min.

When is the sunrise / sunset in August in California?

On the first day of August, sunrise is at 6:18 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:52 pm EDT.

What month has the most sunshine?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

How many hours of sunshine does California have in August?

In August, the average sunshine duration in California is 10.2h.

What is the UV index intensity in August in California?

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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
California, PA

Average temperature in August - California, PA
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in August: 59.7°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in August
California, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
California, PA

Average wind speed in August - California, PA
  • Average wind speed in August: 4.6mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in August
California, PA

Average humidity in August - California, PA
  • Average humidity in August: 76%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (76%).

Average rainfall in August
California, PA

Average rainfall in August - California, PA
  • Average rainfall in August: 2.52"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is November (2.13").

Average rainfall days in August
California, PA

Average rainfall days in August - California, PA
  • Average rainfall days in August: 17.7 days

The month with the highest number of rainy days is May (21.8 days).
The months with the least rainy days are January and February (11.7 days).

Average snowfall in August
California, PA

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

The month with the highest snowfall is January (6.26").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
California, PA

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

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - California, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
California, PA

Average sunshine days in August - California, PA
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is January (6.8 days).

Average UV index in August
California, PA

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

The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
California, PA

Average cloud cover in August - California, PA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
California, PA

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

The months with the highest visibility are April, August and November (6mi).
The months with the lowest visibility are January and February (4mi).

California, Pennsylvania, USA

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