August weather forecast
Keelersville, PA

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Weather in August

August, the last month of the summer in Keelersville, is another warm month, with an average temperature fluctuating between 64.2°F (17.9°C) and 82.4°F (28°C).

Temperature

With August's arrival, Keelersville notes an average high-temperature of a still warm 82.4°F (28°C), closely following the trend of the preceding month. During August nights, Keelersville witnesses a consistent average temperature of 64.2°F (17.9°C).

Heat index

For most parts of August, the heat index is evaluated at a hot 87.8°F (31°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. 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 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

The wettest months are July and August, with an average 3.07" (78mm) of rainfall.

Snowfall

June through September are months without snowfall in Keelersville.

Daylight

In Keelersville, the average length of the day in August is 13h and 44min.
On the first day of August in Keelersville, sunrise is at 5:59 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:34 pm EDT.

Sunshine

The average sunshine in August in Keelersville 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 health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Inhibit overexposure. Warding off sun damage is of utmost importance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jun 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

In August, in Keelersville, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 64.2°F (17.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is evaluated at 87.8°F (31°C).

What is the average humidity in August?

The average relative humidity in August is 75%.

What is the wettest month?

The wettest months are July and August, with an average 3.07" (78mm) of rainfall.

How many days does it rain in August in Keelersville?

In August, the rain falls for 14.8 days. Throughout August, 3.07" (78mm) of precipitation is accumulated.

When it does not snow?

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

What is the average length of the day in August?

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

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:59 am and sunset at 8:15 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?

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

What are the months with the highest UV index?

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

What is the UV index reading in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe 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
Keelersville, PA

Average temperature in August - Keelersville, PA
  • Average high temperature in August: 82.4°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 (35.2°F).

  • Average low temperature in August: 64.2°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in August
Keelersville, PA

Average pressure in August - Keelersville, 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
Keelersville, PA

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

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in August
Keelersville, PA

Average humidity in August - Keelersville, 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%).

Average rainfall in August
Keelersville, PA

Average rainfall in August - Keelersville, PA
  • Average rainfall in August: 3.07"

The wettest months (with the highest rainfall) are July and August (3.07").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in August
Keelersville, PA

Average rainfall days in August - Keelersville, PA
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in August
Keelersville, PA

Average snowfall in August - Keelersville, 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
Keelersville, PA

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

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Keelersville, 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: 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).

Average sunshine days in August
Keelersville, PA

Average sunshine days in August - Keelersville, PA
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (11.9 days).

Average UV index in August
Keelersville, PA

Average UV index in August - Keelersville, 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).

Average cloud cover in August
Keelersville, PA

Average cloud cover in August - Keelersville, PA
  • Average cloud cover in August: 34

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in August
Keelersville, PA

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

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

Keelersville, Pennsylvania, USA

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