August weather forecastArrowhead Lake, PA
August
Weather in August
August, the last month of the summer in Arrowhead Lake, is another warm month, with an average temperature fluctuating between 77.5°F (25.3°C) and 58.3°F (14.6°C).Temperature
With the onset of August, the average high-temperature registers at a still warm 77.5°F (25.3°C), subtly different from July's 80.4°F (26.9°C). Arrowhead Lake, during August nights, observes an average temperature of 58.3°F (14.6°C).Humidity
In August, the average relative humidity is 79%.Rainfall
In August, the rain falls for 12.5 days. Throughout August, 1.06" (27mm) of precipitation is accumulated. Throughout the year, there are 121.5 rainfall days, and 10.51" (267mm) of precipitation is accumulated.Snowfall
In Arrowhead Lake, snow does not fall in June through September.Daylight
The average length of the day in August in Arrowhead Lake is 13h and 46min.On the first day of August, sunrise is at 5:58 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:36 pm EDT.
Sunshine
In Arrowhead Lake, the average sunshine in August is 9.5h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In August, the UV index of 5 transforms into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Arrowhead Lake, PA
- Average high temperature in August: 77.5°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in August: 58.3°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in August
Arrowhead Lake, PA
- Average pressure in August: 30"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
Arrowhead Lake, PA
- Average wind speed in August: 5.3mph
The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in August
Arrowhead Lake, PA
- Average humidity in August: 79%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in August
Arrowhead Lake, PA
- Average rainfall in August: 1.06"
The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in August
Arrowhead Lake, PA
- Average rainfall days in August: 12.5 days
The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in August
Arrowhead Lake, PA
- Average snowfall in August: 0"
The months with the highest snowfall are January, February and March (1.73").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Arrowhead Lake, PA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Arrowhead Lake, PA
- Average daylight in August: 13h and 48min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in August: 9h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in August
Arrowhead Lake, PA
- Average sunshine days in August: 15.8 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in August
Arrowhead Lake, PA
- Average UV index in August: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in August
Arrowhead Lake, PA
- Average cloud cover in August: 39
The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in August
Arrowhead Lake, PA
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





