August weather forecast
Colwyn, PA

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Weather in August

The last month of the summer, August, is another warm month in Colwyn, Pennsylvania, with an average temperature fluctuating between 83.7°F (28.7°C) and 67.6°F (19.8°C).

Temperature

August's advent notes a subtle adjustment in average high-temperature to a warm 83.7°F (28.7°C) from July. August nights cool down to an average low-temperature of 67.6°F (19.8°C).

Heat index

August's average heat index is calculated to be a tropical 91.4°F (33°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. 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 'real feel' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

In August, the average relative humidity in Colwyn is 73%.

Rainfall

The month with the most rainfall is August, when the rain falls for 15.3 days and typically aggregates up to 2.95" (75mm) of precipitation.

Snowfall

In Colwyn, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 42min.
On the first day of August in Colwyn, 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.

Sunshine

The average sunshine in August is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, an average UV index of 6 transforms into the following instructions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

Is it hot in Colwyn during August?

In Colwyn, in August, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 91.4°F (33°C).

What is the average humidity in August in Colwyn?

In August, the average relative humidity in Colwyn, Pennsylvania, is 73%.

What is the rainiest month in Colwyn?

The month with the most rainfall in Colwyn, Pennsylvania, is August, when the rain falls for 15.3 days and typically aggregates up to 2.95" (75mm) of precipitation.

How many days does it rain in August in Colwyn?

In Colwyn, in August, during 15.3 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When it does not snow in Colwyn?

In Colwyn, Pennsylvania, snow does not fall in May through October.

How many hours of daylight does Colwyn have in August?

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

When is the sunrise / sunset in August in Colwyn?

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 long on average sun shines in August in Colwyn?

In August, the average sunshine duration in Colwyn is 10.3h.

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

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

What is the UV index intensity in August in Colwyn?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
Colwyn, PA

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

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in August
Colwyn, PA

Average pressure in August - Colwyn, 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
Colwyn, PA

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

The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Colwyn, PA

Average humidity in August - Colwyn, PA
  • Average humidity in August: 73%

The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in August
Colwyn, PA

Average rainfall in August - Colwyn, PA
  • Average rainfall in August: 2.95"

The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in August
Colwyn, PA

Average rainfall days in August - Colwyn, PA
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall in August
Colwyn, PA

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

The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Colwyn, PA

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

The month with the highest number of snowfall days is January (3.3 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
Colwyn, PA

Average daylight in August / Average sunshine in August - Colwyn, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Colwyn, PA

Average sunshine days in August - Colwyn, PA
  • Average sunshine days in August: 13.4 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).

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Average UV index in August
Colwyn, PA

Average UV index in August - Colwyn, 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
Colwyn, PA

Average cloud cover in August - Colwyn, PA
  • Average cloud cover in August: 31

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in August
Colwyn, PA

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

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

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Colwyn, Pennsylvania, USA

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