August weather forecastIndianola, OK
August
Weather in August
August, the last month of the summer in Indianola, is another hot month, with temperature in the range of an average high of 92.1°F (33.4°C) and an average low of 70.9°F (21.6°C).Temperature
July and August mark Indianola's peak of temperatures, averaging a high-temperature of 92.1°F (33.4°C).Heat index
For August, the heat index is calculated to be an extremely hot 109.4°F (43°C). Be careful: Heat exhaustion and heat cramps are probable. Heatstroke may result from extended activity.Remember that heat index calculations are made for conditions in the shade with light wind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.
Humidity
The least humid month is August, with an average relative humidity of 67%.Rainfall
In Indianola, during August, the rain falls for 12.6 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, there are 135.7 rainfall days, and 30.63" (778mm) of precipitation is accumulated.Snowfall
In Indianola, snow does not fall in May through October.Daylight
In Indianola, Oklahoma, the average length of the day in August is 13h and 26min.On the first day of the month, sunrise is at 6:32 am and sunset at 8:25 pm. On the last day of August, sunrise is at 6:55 am and sunset at 7:50 pm CDT.
Sunshine
The month with the most sunshine is August, with an average of 11h of sunshine.UV index
The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Indianola, OK
- Average high temperature in August: 92.1°F
The warmest months (with the highest average high temperature) are July and August (92.1°F).
The month with the lowest average high temperature is January (48.4°F).
- Average low temperature in August: 70.9°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).
Average pressure in August
Indianola, OK
- Average pressure in August: 29.94"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in August
Indianola, OK
- Average wind speed in August: 6.3mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in August
Indianola, OK
- Average humidity in August: 67%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (67%).
Average rainfall in August
Indianola, OK
- Average rainfall in August: 2.99"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is February (1.65").
Average rainfall days in August
Indianola, OK
- Average rainfall days in August: 12.6 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in August
Indianola, OK
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Indianola, OK
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Indianola, OK
- Average daylight in August: 13h and 24min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in August: 11h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in August
Indianola, OK
- Average sunshine days in August: 16.2 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is April (14.8 days).
Average UV index in August
Indianola, OK
- Average UV index in August: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in August
Indianola, OK
- Average cloud cover in August: 21
The months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in August
Indianola, OK
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





