September weather forecastLasusua, Indonesia
September
Weather in September
The first month of the spring, September, is also a moderately hot month in Lasusua, Indonesia, with an average temperature ranging between min 19.6°C (67.3°F) and max 28.4°C (83.1°F).Temperature
September's presence records an average high-temperature of a still warm 28.4°C (83.1°F), closely mirroring August's climate. During the September nights, an average temperature of 19.6°C (67.3°F) is observed.Heat index
The heat index in September is appraised at a hot 32°C (89.6°F). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. 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. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Humidity
In September, the average relative humidity is 72%.Rainfall
The month with the least rainfall in Lasusua is September, when the rain falls for 14.1 days and typically collects 34mm (1.34") of precipitation.Sea temperature
In Lasusua, the average seawater temperature in September is 28.9°C (84°F).Note: Water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are pleasurable, without feeling uncomfortable even during extended periods.
Daylight
In Lasusua, the average length of the day in September is 12h and 5min.On the first day of September in Lasusua, sunrise is at 05:54 and sunset at 17:57. On the last day of the month, sunrise is at 05:41 and sunset at 17:50 WITA.
Sunshine
The average sunshine in September is 9.9h.UV index
The months with the highest UV index 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 estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 6 during September leads to these advisories:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Caution! Sand and water reflections can notably increase the UV radiation intensity.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Lasusua, Indonesia
- Average high temperature in September: 28.4°C
The warmest months (with the highest average high temperature) are October and November (29.2°C).
The month with the lowest average high temperature is July (27.1°C).
- Average low temperature in September: 19.6°C
The month with the highest average low temperature is December (22.4°C).
The coldest month (with the lowest average low temperature) is September (19.6°C).
Average pressure in September
Lasusua, Indonesia
- Average pressure in September: 1011.7mbar
The month with the highest atmospheric pressure is August (1011.8mbar).
The month with the lowest atmospheric pressure is December (1009.6mbar).
Average wind speed in September
Lasusua, Indonesia
- Average wind speed in September: 5.9km/h
The windiest month (with the highest average wind speed) is October (6km/h).
The calmest months (with the lowest average wind speed) are February and March (4.8km/h).
Average humidity in September
Lasusua, Indonesia
- Average humidity in September: 72%
The months with the highest relative humidity are March and April (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Lasusua, Indonesia
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is March (297mm).
The driest month (with the least rainfall) is September (34mm).
Average rainfall days in September
Lasusua, Indonesia
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is March (30.3 days).
The month with the least rainy days is September (14.1 days).
Average sea temperature in September
Lasusua, Indonesia
- Average sea temperature in September: 28.9°C
The best month for swimming (with the highest average sea temperature) is December (30.7°C).
The coldest month (with the lowest average sea temperature) is August (28.8°C).
Average daylight in September /
Average sunshine in September
Lasusua, Indonesia
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 11h and 54min).
- Average sunshine in September: 9h and 54min
The month with the most sunshine is December (Average sunshine: 10h and 6min).
The month with the least sunshine is June (Average sunshine: 7h and 30min).
Average sunshine days in September
Lasusua, Indonesia
- Average sunshine days in September: 11.6 days
The month with the most sunshine days is October (11.9 days).
The months with the least sunshine days are February and March (0.3 days).
Average UV index in September
Lasusua, 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
Lasusua, Indonesia
- Average cloud cover in September: 23
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 22).
Average visibility in September
Lasusua, Indonesia
- Average visibility in September: 10km
The months with the highest visibility are June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March, April, May and December (9km).
