September weather forecast
Krian, Indonesia

The first month of the spring, September, is a hot month in Krian, Indonesia, with temperature in the range of an average high of 30.3°C (86.5°F) and an average low of 23.1°C (73.6°F).

Temperature

Krian's shift from August to September is accompanied by an average high-temperature of a tropical 30.3°C (86.5°F), a slight deviation from 29.3°C (84.7°F). The nights of September anticipate an average low-temperature of 23.1°C (73.6°F).

Heat index

The heat index in September is appraised at a sweltering 35°C (95°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In September, the average relative humidity is 68%.

Rainfall

In September, the rain falls for 9.1 days. Throughout September, 21mm (0.83") of precipitation is accumulated. Throughout the year, there are 237 rainfall days, and 1091mm (42.95") of precipitation is accumulated.

Daylight

In Krian, the average length of the day in September is 12h and 4min.
On the first day of September in Krian, Indonesia, sunrise is at 05:30 and sunset at 17:28. On the last day of the month, sunrise is at 05:14 and sunset at 17:24 WIB.

Sunshine

The months with the most sunshine in Krian are August through October, with an average of 9.8h of sunshine.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 7 during September leads to these instructions:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.