August weather forecastYostville, PA
August
Weather in August
The last month of the summer, August, is another warm month in Yostville, Pennsylvania, with an average temperature ranging between max 77.5°F (25.3°C) and min 57.4°F (14.1°C).Temperature
August's average high-temperature is a still warm 77.5°F (25.3°C), maintaining a close comparison with July's 80.2°F (26.8°C). Nighttime temperatures in Yostville hover around an average low of 57.4°F (14.1°C) in August.Humidity
In August, the average relative humidity in Yostville is 79%.Rainfall
In Yostville, during August, the rain falls for 14.8 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Yostville, during the entire year, the rain falls for 139.9 days and collects up to 22.28" (566mm) of precipitation.Snowfall
In Yostville, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 47min.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
The average sunshine in August is 9.6h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In August, a regular UV index of 5 translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Yostville, PA
- Average high temperature in August: 77.5°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in August: 57.4°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in August
Yostville, PA
- Average pressure in August: 30"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in August
Yostville, PA
- Average wind speed in August: 5.3mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in August
Yostville, PA
- Average humidity in August: 79%
The months with the highest relative humidity are February and December (85%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in August
Yostville, PA
- Average rainfall in August: 2.36"
The wettest months (with the highest rainfall) are May and July (2.4").
The driest months (with the least rainfall) are January and September (1.38").
Average rainfall days in August
Yostville, PA
- Average rainfall days in August: 14.8 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in August
Yostville, PA
- Average snowfall in August: 0"
The month with the highest snowfall is March (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Yostville, 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
Yostville, 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 36min
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 30min).
Average sunshine days in August
Yostville, PA
- Average sunshine days in August: 14.6 days
The month with the most sunshine days is January (18.4 days).
The month with the least sunshine days is May (11 days).
Average UV index in August
Yostville, PA
- Average UV index in August: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Yostville, PA
- Average cloud cover in August: 40
The months with the most cloud cover are February and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in August
Yostville, 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).





