August weather forecast
Altonah, PA

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Weather in August

August, the last month of the summer in Altonah, is also a moderately hot month, with temperature in the range of an average low of 61.5°F (16.4°C) and an average high of 81°F (27.2°C).

Temperature

With August's arrival, Altonah's weather records an average high-temperature of a still warm 81°F (27.2°C), marking little difference from July's 83.5°F (28.6°C). Altonah's temperature in August lowers to a consistent average of 61.5°F (16.4°C) during the nights.

Heat index

The heat index for August is computed to be a hot 86°F (30°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. 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 is 77%.

Rainfall

In Altonah, Pennsylvania, in August, during 15.3 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. In Altonah, during the entire year, the rain falls for 153 days and collects up to 26.81" (681mm) of precipitation.

Snowfall

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

Daylight

In Altonah, Pennsylvania, the average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 5:59 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:34 pm EDT.

Sunshine

In August, the average sunshine is 9.9h.

UV index

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What is the usual temperature for Altonah in August?

During August, Altonah experiences an average high-temperature of 81°F (27.2°C) and a low-temperature of 61.5°F (16.4°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What is the average humidity in August?

In August, the average relative humidity is 77%.

How many days does it rain in August in Altonah?

In August, the rain falls for 15.3 days. Throughout August, 2.76" (70mm) of precipitation is accumulated.

When it does not snow?

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

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

In Altonah, the average day length in August is 13h and 44min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:59 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:34 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.9h.

What is the UV index reading in August?

In Altonah, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Altonah, PA

Average temperature in August - Altonah, PA
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in August: 61.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Altonah, PA

Average pressure in August - Altonah, 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).

Average wind speed in August
Altonah, PA

Average wind speed in August - Altonah, PA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in August
Altonah, PA

Average humidity in August - Altonah, PA
  • Average humidity in August: 77%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in August
Altonah, PA

Average rainfall in August - Altonah, PA
  • Average rainfall in August: 2.76"

The wettest month (with the highest rainfall) is July (2.91").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in August
Altonah, PA

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

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in August
Altonah, PA

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

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Altonah, PA

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

The months with the highest number of snowfall days are January and February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Altonah, 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 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Altonah, PA

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

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).

Average UV index in August
Altonah, PA

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

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in August
Altonah, PA

Average cloud cover in August - Altonah, PA
  • Average cloud cover in August: 35

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in August
Altonah, PA

Average visibility in August - Altonah, PA
  • Average visibility in August: 5mi

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

Altonah, Pennsylvania, USA

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