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
The commencement of August records an average high-temperature of a still warm 79.3°F (26.3°C), barely varying from July's 81.1°F (27.3°C). August's average low-temperature reading settles at a comfortable 61.7°F (16.5°C).Humidity
The average relative humidity in August is 82%.Rainfall
In August, the rain falls for 12 days. Throughout August, 1.06" (27mm) of precipitation is accumulated. Throughout the year, there are 125.6 rainfall days, and 12.8" (325mm) of precipitation is accumulated.Snowfall
In Roanoke, snow does not fall in June through September.Daylight
In Roanoke, the average length of the day in August is 13h and 46min.On the first day of the month, sunrise is at 6:38 am and sunset at 8:57 pm. On the last day of August, sunrise is at 7:08 am and sunset at 8:15 pm EDT.
Sunshine
The average sunshine in August is 9.5h.UV index
The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 5 during August translates into the following guidance:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in August?
What is the average humidity in August?
How many days does it rain in August in Roanoke?
When it does not snow in Roanoke?
What is the average length of the day in August?
When are sunrise and sunset in August in Roanoke?
How many hours of sunshine does Roanoke have in August?
What is the UV index reading in August?
Average temperature in August
Roanoke, IN
- Average high temperature in August: 79.3°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 (30.9°F).
- Average low temperature in August: 61.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in August
Roanoke, IN
- Average pressure in August: 29.98"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Roanoke, IN
- Average wind speed in August: 6.2mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in August
Roanoke, IN
- Average humidity in August: 82%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in August
Roanoke, IN
- Average rainfall in August: 1.06"
The wettest month (with the highest rainfall) is May (1.65").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in August
Roanoke, IN
- Average rainfall days in August: 12 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in August
Roanoke, IN
- Average snowfall in August: 0"
The month with the highest snowfall is February (1.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Roanoke, IN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (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
Roanoke, IN
- 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in August
Roanoke, IN
- Average sunshine days in August: 14.7 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in August
Roanoke, IN
- Average UV index in August: 5
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in August
Roanoke, IN
- Average cloud cover in August: 33
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in August
Roanoke, IN
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Roanoke, Indiana, USA
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