Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
In September, the average high-temperature is essentially the same as in August - a still warm 28.5°C (83.3°F). In Bandung, the average low-temperature is 19.5°C (67.1°F).Heat index
The average heat index in September is calculated to be a hot 34°C (93.2°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'feels like', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like metabolic differences, pregnancy, differences in body mass, height, and shape, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Humidity
September and October, with an average relative humidity of 81%, are the least humid months in Bandung, Indonesia.Rainfall
In Bandung, in September, it is raining for 19.5 days, with typically 50mm (1.97") of accumulated precipitation. In Bandung, during the entire year, the rain falls for 305 days and collects up to 2154mm (84.8") of precipitation.Daylight
In September, the average length of the day is 12h and 4min.On the first day of the month, sunrise is at 05:50 and sunset at 17:49. On the last day of September, sunrise is at 05:34 and sunset at 17:44 WIB.
Sunshine
The months with the most sunshine are August and September, with an average of 8.5h of sunshine.UV index
The months with the highest UV index in Bandung 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 risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun 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.
FAQ
What is the temperature in September in Bandung?
What is the least humid month in Bandung?
What is the average humidity in September in Bandung?
How many days does it rain in September in Bandung?
What is the average length of the day in September in Bandung?
When are sunrise and sunset in September in Bandung?
What are the months with the most sunshine in Bandung?
How many hours of sunshine does Bandung have in September?
When is the highest UV index in Bandung?
What are the months with the lowest UV index in Bandung?
How high is the UV index in September in Bandung?
Average temperature in September
Bandung, Indonesia
- Average high temperature in September: 28.5°C
The warmest month (with the highest average high temperature) is October (29°C).
The month with the lowest average high temperature is July (27°C).
- Average low temperature in September: 19.5°C
The month with the highest average low temperature is December (21.9°C).
The coldest month (with the lowest average low temperature) is August (19.2°C).
Average pressure in September
Bandung, Indonesia
- Average pressure in September: 1011.7mbar
The month with the highest atmospheric pressure is September (1011.7mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in September
Bandung, Indonesia
- Average wind speed in September: 6.7km/h
The windiest month (with the highest average wind speed) is September (6.7km/h).
The calmest month (with the lowest average wind speed) is February (4.1km/h).
Average humidity in September
Bandung, Indonesia
- Average humidity in September: 81%
The months with the highest relative humidity are May, June and July (86%).
The months with the lowest relative humidity are September and October (81%).
Average rainfall in September
Bandung, Indonesia
- Average rainfall in September: 50mm
The wettest month (with the highest rainfall) is March (310mm).
The driest month (with the least rainfall) is August (30mm).
Average rainfall days in September
Bandung, Indonesia
- Average rainfall days in September: 19.5 days
The month with the highest number of rainy days is March (30.6 days).
The month with the least rainy days is August (16.4 days).
Average daylight in September /
Average sunshine in September
Bandung, Indonesia
- Average daylight in September: 12h and 1min
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: 8h and 3min
The months with the most sunshine are August and September (Average sunshine: 8h and 30min).
The month with the least sunshine is July (Average sunshine: 6h and 18min).
Average sunshine days in September
Bandung, Indonesia
- Average sunshine days in September: 7.3 days
The month with the most sunshine days is August (10.8 days).
The months with the least sunshine days are February and March (0.2 days).
Average UV index in September
Bandung, 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
Bandung, Indonesia
- Average cloud cover in September: 44
The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 44).
Average visibility in September
Bandung, Indonesia
- Average visibility in September: 8km
The months with the highest visibility are January and December (9km).
The month with the lowest visibility is July (7km).
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