Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
Prince William experiences a minor change to a still moderately hot 79.9°F (26.6°C) in average high-temperature during August, closely reflecting July. Throughout August, the nighttime temperature averages to a comfortable 62.6°F (17°C).Humidity
In August, the average relative humidity in Prince William is 83%.Rainfall
In Prince William, in August, during 14.4 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 138.9 rainfall days, and 19.06" (484mm) of precipitation is accumulated.Snowfall
In Prince William, snow does not fall in May through September.Daylight
The average length of the day in August is 13h and 44min.On the first day of the month, sunrise is at 6:44 am and sunset at 9:00 pm. On the last day of August, in Prince William, sunrise is at 7:13 am and sunset at 8:19 pm EDT.
Sunshine
In Prince William, the average sunshine in August is 9.3h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 6 during August translates into these guidelines:
Guard against overexposure. Protection from sun-induced harm is essential. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in August?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
What is the average length of the day in August?
When is the sunrise / sunset in August?
How many hours of sunshine does Prince William have in August?
What is the month with the highest UV index?
What is the UV index reading in August?
Average temperature in August
Prince William, IN
- Average high temperature in August: 79.9°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in August: 62.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in August
Prince William, IN
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Prince William, IN
- Average wind speed in August: 6.2mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in August
Prince William, IN
- Average humidity in August: 83%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).
Average rainfall in August
Prince William, IN
- Average rainfall in August: 1.81"
The wettest months (with the highest rainfall) are April and May (2.28").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in August
Prince William, IN
- Average rainfall days in August: 14.4 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in August
Prince William, IN
- Average snowfall in August: 0"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Prince William, IN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (8.7 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
Prince William, IN
- 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in August
Prince William, IN
- Average sunshine days in August: 13.3 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in August
Prince William, IN
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in August
Prince William, IN
- Average cloud cover in August: 33
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are June and August (Cloud cover 33).
Average visibility in August
Prince William, IN
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Prince William, Indiana, USA
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