August weather forecastFredericktown, PA
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Fredericktown, Pennsylvania, with an average temperature fluctuating between 59°F (15°C) and 81.9°F (27.7°C).Temperature
August's arrival brings an average high-temperature of a still moderately hot 81.9°F (27.7°C), slightly deviating from July's 83.1°F (28.4°C). Fredericktown's temperature in August declines substantially from daytime highs, settling at a consistent average of 59°F (15°C) during the nights.Heat index
The heat index value during August is computed to be a tropical 87.8°F (31°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.Bear in mind that the heat index values are determined for shaded areas and light breezes. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. 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 extremely significant for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
Humidity
April, July, August and November, with an average relative humidity of 77%, are the least humid months.Rainfall
In Fredericktown, during August, the rain falls for 8.6 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Fredericktown, during the entire year, the rain falls for 82.6 days and collects up to 6.1" (155mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In August, the average length of the day is 13h and 42min.On the first day of the month, sunrise is at 6:19 am and sunset at 8:33 pm. On the last day of August, sunrise is at 6:47 am and sunset at 7:52 pm EDT.
Sunshine
The month with the most sunshine is August, with an average of 10.1h of sunshine.UV index
The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 5 in August transforms into the following instructions:
Take necessary precautions - Defending against sun damage is advocated. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Fredericktown, PA
- Average high temperature in August: 81.9°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in August: 59°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in August
Fredericktown, PA
- Average pressure in August: 30"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in August
Fredericktown, PA
- Average wind speed in August: 4.6mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in August
Fredericktown, PA
- Average humidity in August: 77%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July, August and November (77%).
Average rainfall in August
Fredericktown, PA
- Average rainfall in August: 0.51"
The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in August
Fredericktown, PA
- Average rainfall days in August: 8.6 days
The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is February (4 days).
Average snowfall in August
Fredericktown, PA
- Average snowfall in August: 0"
The months with the highest snowfall are February and December (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Fredericktown, PA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Fredericktown, PA
- Average daylight in August: 13h and 42min
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 6min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in August
Fredericktown, PA
- Average sunshine days in August: 18.7 days
The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (17.3 days).
Average UV index in August
Fredericktown, PA
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in August
Fredericktown, PA
- Average cloud cover in August: 35
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in August
Fredericktown, PA
- Average visibility in August: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





