August weather forecast
Shepherdsville, KY

Shepherdsville in August continues to revel in the heat, although there's a slight decrease in temperature with a high of 86°F (30°C). A slight cooling trend is discernible, manifesting itself in milder afternoons and somewhat cooler evenings. August is usually the tail end of summer, marked with the occasional bout of rains. Despite the occasional showers, it still beckons outdoor enthusiasts to explore the city. August is the finale of the summer season, hinting at the transition back to chillier days.

Temperature

In Shepherdsville, August's average high-temperature stands at a still hot 86°F (30°C), closely related to the preceding month. Throughout the month of August, Shepherdsville observes an average nighttime temperature of 65.7°F (18.7°C).

Heat index

For most parts of August, the heat index is estimated at a sweltering 96.8°F (36°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

August through October, with an average relative humidity of 74%, are the least humid months in Shepherdsville, Kentucky.

Rainfall

In August, the rain falls for 14.2 days. Throughout August, 1.89" (48mm) of precipitation is accumulated. Throughout the year, there are 145.2 rainfall days, and 22.05" (560mm) of precipitation is accumulated.

Snowfall

In Shepherdsville, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 35min.
On the first day of August, sunrise is at 6:46 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 8:13 pm EDT.

Sunshine

In Shepherdsville, the average sunshine in August is 9.6h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Fend off overexposure. Sun protection is vital. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.