August weather forecastOsage Beach, MO
August
Weather in August
In the grip of August, the intensity of the summer heat in Osage Beach starts to show signs of moderation. There is a shift in weather texture, however, not to the point of rekindling spring reminiscences. The UV index, which is still at its height, gradually starts to taper off, yielding to the sobering influence of the approaching fall. Humidity continues to stick around, yet a noticeable decrease in temperature from July with average highs of 87.4°F (30.8°C), hints at a forthcoming respite. With ample daylight to enjoy the outdoors, it is still important to brave the midsummer sun responsibly.Temperature
The high-temperature average in August for Osage Beach is a still tropical 87.4°F (30.8°C), staying closely aligned with July's conditions. Despite substantial daily fluctuations, the average low-temperature is a comfortable 65.7°F (18.7°C) during August.Heat index
The heat index in August is calculated to be a sweltering 100.4°F (38°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.Realize that the values for the heat index are set for shaded places and light winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.
Humidity
In Osage Beach, the average relative humidity in August is 73%.Rainfall
In August, the rain falls for 14.7 days. Throughout August, 2.95" (75mm) of precipitation is accumulated. In Osage Beach, during the entire year, the rain falls for 148.1 days and collects up to 32.36" (822mm) of precipitation.Snowfall
In Osage Beach, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 36min.On the first day of the month, sunrise is at 6:13 am and sunset at 8:19 pm. On the last day of August, sunrise is at 6:39 am and sunset at 7:41 pm CDT.
Sunshine
In August, the average sunshine is 10.3h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: In August, a regular UV index of 6 translates into these guidelines:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Osage Beach, MO
- Average high temperature in August: 87.4°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (39.2°F).
- Average low temperature in August: 65.7°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in August
Osage Beach, MO
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Osage Beach, MO
- Average wind speed in August: 5.7mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in August
Osage Beach, MO
- Average humidity in August: 73%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).
Average rainfall in August
Osage Beach, MO
- Average rainfall in August: 2.95"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.57").
Average rainfall days in August
Osage Beach, MO
- Average rainfall days in August: 14.7 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is December (7.5 days).
Average snowfall in August
Osage Beach, MO
- Average snowfall in August: 0"
The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Osage Beach, MO
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Osage Beach, MO
- Average daylight in August: 13h and 36min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in August: 10h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in August
Osage Beach, MO
- Average sunshine days in August: 12.9 days
The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in August
Osage Beach, MO
- 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, November and December (UV index 2).
Average cloud cover in August
Osage Beach, MO
- Average cloud cover in August: 28
The months with the most cloud cover are February and March (Cloud cover 48).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in August
Osage Beach, MO
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





