September weather forecast
Tawangsari, Indonesia

The first month of the spring, September, is also a moderately hot month in Tawangsari, Indonesia, with an average temperature ranging between max 29.4°C (84.9°F) and min 20.7°C (69.3°F).

Temperature

A minor adjustment in Tawangsari's average high-temperature is noted with the start of September, touching a still moderately hot 29.4°C (84.9°F) from August's 28.7°C (83.7°F). Throughout September nights, Tawangsari registers an average low-temperature of 20.7°C (69.3°F).

Heat index

September's average heat index is estimated at a torrid 35°C (95°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly meaningful 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.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

The months with the lowest humidity are September and October, with an average relative humidity of 78%.

Rainfall

In Tawangsari, in September, during 14.9 rainfall days, 54mm (2.13") of precipitation is typically accumulated. Throughout the year, there are 289.9 rainfall days, and 2050mm (80.71") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 4min.
On the first day of the month, sunrise is at 05:37 and sunset at 17:35. On the last day of September, in Tawangsari, Indonesia, sunrise is at 05:21 and sunset at 17:31 WIB.

Sunshine

In Tawangsari, the average sunshine in September is 9h.

UV index

January through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 6 transforms into these recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.