September weather forecast
Bongulur, India

The last month of the rainy (monsoon) season, September, is also a moderately hot month in Bongulur, India, with an average temperature ranging between max 29.6°C (85.3°F) and min 22.5°C (72.5°F).

Temperature

During September, Bongulur observes a subtle ascent to a still moderately hot 29.6°C (85.3°F) from August's 29.3°C (84.7°F) in the average high-temperature. During the nights in September, the temperature in Bongulur, India, averages to a pleasant 22.5°C (72.5°F).

Heat index

During September, the heat index is evaluated at a fiery hot 35°C (95°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

The average relative humidity in September is 74%.

Rainfall

In September, the rain falls for 20.1 days. Throughout September, 99mm (3.9") of precipitation is accumulated. Throughout the year, in Bongulur, India, there are 121.8 rainfall days, and 607mm (23.9") of precipitation is accumulated.

Daylight

In Bongulur, India, the average length of the day in September is 12h and 14min.
On the first day of September in Bongulur, India, sunrise is at 6:01 am and sunset at 6:29 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 6:05 pm IST.

Sunshine

In September, the average sunshine in Bongulur, India, is 7.5h.

UV index

The months with the lowest UV index in Bongulur are January, July through December, 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 radiation for average individuals.
Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.