August weather forecast
Merlin, PA

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Weather in August

August, the last month of the summer in Merlin, is another warm month, with an average temperature fluctuating between 65.5°F (18.6°C) and 82.8°F (28.2°C).

Temperature

The arrival of August brings an average high-temperature of a still warm 82.8°F (28.2°C), closely following the temperature pattern of July. In the month of August, the average low-temperature usually rests at a refreshing 65.5°F (18.6°C).

Heat index

For most parts of August, the heat index is estimated at a tropical 89.6°F (32°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

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

Rainfall

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

Snowfall

In Merlin, snow does not fall in April through October.

Daylight

The average length of the day in August is 13h and 43min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:29 am and sunset at 7:35 pm EDT.

Sunshine

In Merlin, the average sunshine in August 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 of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

Is it hot in Merlin during August?

In Merlin, 82.8°F (28.2°C) is the average high-temperature and 65.5°F (18.6°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in August in Merlin?

The average relative humidity in August in Merlin, Pennsylvania, is 75%.

What is the rainiest month in Merlin?

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

How much does it rain in Merlin in August?

In August, in Merlin, the rain falls for 13.5 days. Throughout August, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in Merlin?

In Merlin, snow does not fall in April through October.

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

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

When are sunrise and sunset in August in Merlin?

In August, on the first day of the month, sunrise is at 6:01 am and sunset at 8:16 pm. On the last day of the month, in Merlin, Pennsylvania, sunrise is at 6:29 am and sunset at 7:35 pm EDT.

How long on average sun shines in August in Merlin?

The average sunshine duration in August is 10h.

When is the highest UV index in Merlin?

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

What is the UV index intensity in August in Merlin?

In August, the average daily maximum UV index in Merlin is 6. A UV Index reading of 6 to 7 represents 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
Merlin, PA

Average temperature in August - Merlin, 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
Merlin, PA

Average pressure in August - Merlin, 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
Merlin, PA

Average wind speed in August - Merlin, 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
Merlin, PA

Average humidity in August - Merlin, 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
Merlin, PA

Average rainfall in August - Merlin, 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
Merlin, PA

Average rainfall days in August - Merlin, 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
Merlin, PA

Average snowfall in August - Merlin, 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
Merlin, PA

Average snowfall days in August - Merlin, 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
Merlin, PA

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

Average sunshine days in August - Merlin, 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
Merlin, PA

Average UV index in August - Merlin, 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
Merlin, PA

Average cloud cover in August - Merlin, 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
Merlin, PA

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

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