June weather forecast
Duncan Hills, TN

The first month of the summer, June, is also a moderately hot month in Duncan Hills, Tennessee, with an average temperature fluctuating between 85.6°F (29.8°C) and 63.5°F (17.5°C).

Temperature

The average high-temperature mildly increases in June, edging from a warm 77.9°F (25.5°C) in May to a still moderately hot 85.6°F (29.8°C). The nighttime temperature during June displays a significant divergence from daily peaks, averaging at an enjoyable 63.5°F (17.5°C).

Heat index

The heat index for June is estimated at a sweltering 96.8°F (36°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. 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. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The months with the lowest humidity are June, October and November, with an average relative humidity of 75%.

Rainfall

In Duncan Hills, during June, the rain falls for 9.6 days and regularly aggregates up to 0.75" (19mm) of precipitation. In Duncan Hills, during the entire year, the rain falls for 104.5 days and collects up to 10.98" (279mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

With an average of 14h and 30min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 6:27 am and sunset at 8:50 pm. On the last day of June, in Duncan Hills, sunrise is at 6:30 am and sunset at 8:59 pm EDT.

Sunshine

The month with the most sunshine in Duncan Hills is June, with an average of 10.5h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Duncan Hills. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In June, the average maximum UV index of 6 translates into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.