August weather forecast
Millbourne, PA

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Weather in August

The last month of the summer, August, is another warm month in Millbourne, Pennsylvania, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 67.5°F (19.7°C).

Temperature

As July transitions into August, Millbourne records an average high-temperature of a still warm 83.7°F (28.7°C), showing a gentle shift from the preceding month. In Millbourne, August nights witness a steady temperature drop to a refreshing 67.5°F (19.7°C).

Heat index

The heat index value during August is calculated to be a tropical 89.6°F (32°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. 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

The months with the lowest humidity in Millbourne are April, July and August, with an average relative humidity of 71%.

Rainfall

The wettest months are July and August, with an average 1.14" (29mm) of rainfall.

Snowfall

April through October are months without snowfall in Millbourne.

Daylight

In Millbourne, the average length of the day in August is 13h and 42min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:14 pm. On the last day of August, in Millbourne, sunrise is at 6:28 am and sunset at 7:33 pm EDT.

Sunshine

The average sunshine in August in Millbourne is 10h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average UV index of 6 in August transforms into this advice:
Ward off overexposure. Defence against solar harm is crucial. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

Is it hot in Millbourne during August?

In Millbourne, in August, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 67.5°F (19.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is calculated to be 89.6°F (32°C).

What is the least humid month in Millbourne?

April, July and August, with an average relative humidity of 71%, are the least humid months in Millbourne.

What is the average humidity in August in Millbourne?

In Millbourne, Pennsylvania, the average relative humidity in August is 71%.

What is the wettest month in Millbourne?

The wettest months in Millbourne, Pennsylvania, are July and August, with an average 1.14" (29mm) of rainfall.

How much does it rain in Millbourne in August?

In Millbourne, during August, the rain falls for 12.2 days and regularly aggregates up to 1.14" (29mm) of precipitation.

When it does not snow in Millbourne?

April through October are months without snowfall in Millbourne.

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

In August, the average day length in Millbourne is 13h and 42min.

When is the sunrise / sunset in August in Millbourne?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:33 pm EDT.

How many hours of sunshine does Millbourne have in August?

The average sunshine duration in August in Millbourne is 10h.

What are the months with the highest UV index in Millbourne?

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

What is the UV index intensity in August in Millbourne?

The average daily maximum UV index in August in Millbourne, Pennsylvania, is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Millbourne, PA

Average temperature in August - Millbourne, PA
  • Average high temperature in August: 83.7°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in August: 67.5°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in August
Millbourne, PA

Average pressure in August - Millbourne, 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
Millbourne, PA

Average wind speed in August - Millbourne, PA
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Millbourne, PA

Average humidity in August - Millbourne, PA
  • Average humidity in August: 71%

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).

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Average rainfall in August
Millbourne, PA

Average rainfall in August - Millbourne, PA
  • Average rainfall in August: 1.14"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in August
Millbourne, PA

Average rainfall days in August - Millbourne, PA
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).

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Average snowfall in August
Millbourne, PA

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

The months with the highest snowfall are February and March (0.98").
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
Millbourne, PA

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

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Millbourne, 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
Millbourne, PA

Average sunshine days in August - Millbourne, PA
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).

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Average UV index in August
Millbourne, PA

Average UV index in August - Millbourne, 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, November and December (UV index 2).

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Average cloud cover in August
Millbourne, PA

Average cloud cover in August - Millbourne, 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
Millbourne, PA

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

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

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Millbourne, Pennsylvania, USA

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