August weather forecast
Castle Valley, PA

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Weather in August

The last month of the summer, August, is another warm month in Castle Valley, Pennsylvania, with an average temperature ranging between max 82.8°F (28.2°C) and min 64.9°F (18.3°C).

Temperature

The arrival of August marks a slight shift to an average high-temperature of a still moderately hot 82.8°F (28.2°C) from July's 84.9°F (29.4°C). In Castle Valley, August is marked by an average low-temperature of 64.9°F (18.3°C).

Heat index

Throughout August, the heat index is appraised at a tropical 89.6°F (32°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.

Humidity

The average relative humidity in August in Castle Valley is 74%.

Rainfall

In August, the rain falls for 15.1 days. Throughout August, 2.8" (71mm) of precipitation is accumulated. In Castle Valley, during the entire year, the rain falls for 158.6 days and collects up to 28.31" (719mm) of precipitation.

Snowfall

In Castle Valley, snow does not fall in June through September.

Daylight

In Castle Valley, Pennsylvania, the average length of the day in August is 13h and 43min.
On the first day of the month, sunrise is at 5:59 am and sunset at 8:14 pm. On the last day of August, in Castle Valley, sunrise is at 6:27 am and sunset at 7:33 pm EDT.

Sunshine

In August, the average sunshine in Castle Valley is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

Is it hot in Castle Valley during August?

In August, in Castle Valley, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 64.9°F (18.3°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 89.6°F (32°C).

What is the average humidity in August in Castle Valley?

In August, the average relative humidity in Castle Valley, Pennsylvania, is 74%.

How many days does it rain in August in Castle Valley?

In Castle Valley, during August, the rain falls for 15.1 days and regularly aggregates up to 2.8" (71mm) of precipitation.

When it does not snow in Castle Valley?

In Castle Valley, snow does not fall in June through September.

What is the average length of the day in August in Castle Valley?

In Castle Valley, the average day length in August is 13h and 43min.

When are sunrise and sunset in August in Castle Valley?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:14 pm. On the last day of the month, in Castle Valley, Pennsylvania, sunrise is at 6:27 am and sunset at 7:33 pm EDT.

How long on average sun shines in August in Castle Valley?

In Castle Valley, the average sunshine duration in August is 10h.

What are the months with the highest UV index in Castle Valley?

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

What is the UV index intensity in August in Castle Valley?

The average daily maximum UV index in August in Castle Valley is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Castle Valley, PA

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

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in August: 64.9°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 (23.4°F).

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Average pressure in August
Castle Valley, PA

Average pressure in August - Castle Valley, 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
Castle Valley, PA

Average wind speed in August - Castle Valley, 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
Castle Valley, PA

Average humidity in August - Castle Valley, PA
  • Average humidity in August: 74%

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in August
Castle Valley, PA

Average rainfall in August - Castle Valley, PA
  • Average rainfall in August: 2.8"

The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in August
Castle Valley, PA

Average rainfall days in August - Castle Valley, PA
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in August
Castle Valley, PA

Average snowfall in August - Castle Valley, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Castle Valley, PA

Average snowfall days in August - Castle Valley, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Castle Valley, PA

Average daylight in August / Average sunshine in August - Castle Valley, 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 42min).

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Average sunshine days in August
Castle Valley, PA

Average sunshine days in August - Castle Valley, PA
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11 days).

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Average UV index in August
Castle Valley, PA

Average UV index in August - Castle Valley, 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
Castle Valley, PA

Average cloud cover in August - Castle Valley, PA
  • Average cloud cover in August: 34

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in August
Castle Valley, PA

Average visibility in August - Castle Valley, 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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Castle Valley, Pennsylvania, USA

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