August weather forecastSmithson, IN
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Smithson, Indiana, with an average temperature ranging between max 79.5°F (26.4°C) and min 62.4°F (16.9°C).Temperature
The advent of August observes an average high-temperature of a still warm 79.5°F (26.4°C), nearly identical to July's 81°F (27.2°C). Smithson experiences an average temperature drop to a comfortable 62.4°F (16.9°C) during August nights.Humidity
In Smithson, Indiana, the average relative humidity in August is 83%.Rainfall
In Smithson, Indiana, in August, during 15.6 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. In Smithson, during the entire year, the rain falls for 157.1 days and collects up to 23.11" (587mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In August, the average length of the day in Smithson is 13h and 44min.On the first day of August in Smithson, sunrise is at 6:44 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 8:20 pm EDT.
Sunshine
In August, the average sunshine is 9.2h.UV index
In Smithson, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In August, an average UV index of 5 transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Smithson, IN
- Average high temperature in August: 79.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in August: 62.4°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°F).
Average pressure in August
Smithson, IN
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Smithson, IN
- Average wind speed in August: 6.2mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in August
Smithson, 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 (72%).
Average rainfall in August
Smithson, IN
- Average rainfall in August: 2.17"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in August
Smithson, IN
- Average rainfall days in August: 15.6 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in August
Smithson, IN
- Average snowfall in August: 0"
The month with the highest snowfall is January (2.95").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Smithson, IN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Smithson, IN
- Average daylight in August: 13h and 42min
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 12min
The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in August
Smithson, IN
- Average sunshine days in August: 11.2 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (9.4 days).
Average UV index in August
Smithson, IN
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in August
Smithson, IN
- Average cloud cover in August: 33
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in August
Smithson, IN
- Average visibility in August: 5mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).





