September weather forecastRancabali, Indonesia
September
Weather in September
September, the first month of the spring in Rancabali, is still a warm month, with an average temperature fluctuating between 19.1°C (66.4°F) and 29.2°C (84.6°F).Temperature
Rancabali's warmest month, September, generally records average temperatures ranging from a high of 29.2°C (84.6°F) to a low of 19.1°C (66.4°F).Heat index
The heat index for September is evaluated at a tropical 33°C (91.4°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.Note that heat index values are valued for light wind and location in the shade. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Humidity
The least humid month in Rancabali is September, with an average relative humidity of 71%.Rainfall
In Rancabali, Indonesia, during September, the rain falls for 19.7 days and regularly aggregates up to 90mm (3.54") of precipitation. Throughout the year, there are 306.6 rainfall days, and 2847mm (112.09") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 4min.On the first day of September, sunrise is at 05:50 and sunset at 17:49. On the last day of the month, sunrise is at 05:35 and sunset at 17:45 WIB.
Sunshine
September has the most sunshine of the year, with an average of 9.2h of sunshine.UV index
The months with the highest UV index in Rancabali, Indonesia, are January through December, with an average maximum UV index of 6. January through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rancabali, Indonesia
- Average high temperature in September: 29.2°C
The warmest month (with the highest average high temperature) is September (29.2°C).
The month with the lowest average high temperature is January (25.6°C).
- Average low temperature in September: 19.1°C
The month with the highest average low temperature is November (21.1°C).
The coldest month (with the lowest average low temperature) is July (18.6°C).
Average pressure in September
Rancabali, Indonesia
- Average pressure in September: 1011.4mbar
The month with the highest atmospheric pressure is September (1011.4mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in September
Rancabali, Indonesia
- Average wind speed in September: 5.3km/h
The windiest month (with the highest average wind speed) is January (6.5km/h).
The calmest month (with the lowest average wind speed) is April (4.3km/h).
Average humidity in September
Rancabali, Indonesia
- Average humidity in September: 71%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is September (71%).
Average rainfall in September
Rancabali, Indonesia
- Average rainfall in September: 90mm
The wettest month (with the highest rainfall) is December (387mm).
The driest month (with the least rainfall) is August (66mm).
Average rainfall days in September
Rancabali, Indonesia
- Average rainfall days in September: 19.7 days
The month with the highest number of rainy days is March (30.5 days).
The month with the least rainy days is August (16.5 days).
Average daylight in September /
Average sunshine in September
Rancabali, Indonesia
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in September: 9h and 12min
The month with the most sunshine is September (Average sunshine: 9h and 12min).
The month with the least sunshine is July (Average sunshine: 6h and 48min).
Average sunshine days in September
Rancabali, Indonesia
- Average sunshine days in September: 8.1 days
The month with the most sunshine days is August (12.3 days).
The month with the least sunshine days is February (0.1 days).
Average UV index in September
Rancabali, Indonesia
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in September
Rancabali, Indonesia
- Average cloud cover in September: 30
The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Rancabali, Indonesia
- Average visibility in September: 9km
The months with the highest visibility are August, September, October and November (9km).
The months with the lowest visibility are January, February, March, April, May, June, July and December (8km).





