August weather forecast
Cookeville, TN

August in Cookeville offers an extension of the sweltering summer weather, albeit with signs of moderation as the month progresses. Unsurprisingly, this dwindling summer heat sees residents seize the opportunity for outdoor recreation before the onset of the fall season. Following suit, the weather in August showcases high temperatures ranging from 64.4°F (18°C) to 86.2°F (30.1°C). Moving out of August, the residents can perceptibly witness a slight drop in temperature promising the onset of the much cooler autumn months, commencing with September.

Temperature

August's arrival in Cookeville brings an average high-temperature of a still hot 86.2°F (30.1°C), demonstrating subtle variation from the preceding month. Cookeville's daily high temperature significantly diverges from the consistently recorded temperature low averaging a comfortable 64.4°F (18°C) in August.

Heat index

August's mean heat index is appraised at a torrid 98.6°F (37°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Cookeville, in August, during 16.9 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In Cookeville, Tennessee, during the entire year, the rain falls for 173.9 days and collects up to 38.31" (973mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Cookeville, the average length of the day in August is 13h and 29min.
On the first day of August, sunrise is at 5:49 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:10 pm CDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.