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
August is marked by an average high-temperature of a still warm 79°F (26.1°C), almost identical to the preceding month. Knox's temperature exhibits a stark contrast from daytime to nighttime, averaging lows of 57.2°F (14°C) in August.Humidity
The average relative humidity in August is 79%.Rainfall
The month with the least rainfall in Knox is August, when the rain falls for 15.8 days and typically collects 1.69" (43mm) of precipitation.Snowfall
In Knox, snow does not fall in June through September.Daylight
In August, the average length of the day in Knox is 13h and 47min.On the first day of August, sunrise is at 6:14 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 7:52 pm EDT.
Sunshine
The month with the most sunshine is August, with an average of 9.9h of sunshine.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A typical high UV index of 5 in August suggests the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Knox in August?
What is the average humidity in August in Knox?
What is the driest month?
How many days does it rain in August?
When it does not snow?
How many hours of daylight does Knox have in August?
When is the sunrise / sunset in August?
What month has the most sunshine?
How many hours of sunshine does Knox have in August?
What are the months with the highest UV index?
What is the UV index reading in August?
Average temperature in August
Knox, PA
- Average high temperature in August: 79°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in August: 57.2°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in August
Knox, 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
Knox, PA
- Average wind speed in August: 5.2mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in August
Knox, PA
- Average humidity in August: 79%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is July (78%).
Average rainfall in August
Knox, PA
- Average rainfall in August: 1.69"
The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is August (1.69").
Average rainfall days in August
Knox, PA
- Average rainfall days in August: 15.8 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in August
Knox, PA
- Average snowfall in August: 0"
The month with the highest snowfall is January (7.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Knox, PA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Knox, PA
- Average daylight in August: 13h and 5min
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 5min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in August
Knox, PA
- Average sunshine days in August: 12.5 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (5.7 days).
Average UV index in August
Knox, 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
Knox, PA
- Average cloud cover in August: 38
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in August
Knox, PA
- Average visibility in August: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Knox, Pennsylvania, USA
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