September weather forecastTulamben, Indonesia
September weather forecast for Tulamben, Indonesia: September, the first month of the spring in Tulamben, is also a moderately hot month, with temperature in the range of an average low of 21.5°C (70.7°F) and an average high of 27.2°C (81°F). The average heat index, which combines air temperature and relative humidity, in September is appraised at 31°C (87.8°F).
September
Weather in September
September, the first month of the spring in Tulamben, is also a moderately hot month, with temperature in the range of an average low of 21.5°C (70.7°F) and an average high of 27.2°C (81°F).Temperature
Tulamben indicates an average high-temperature of a still warm 27.2°C (81°F) in September, showing minor variation from August's 26.4°C (79.5°F). Tulamben, during September, witnesses an average low-temperature of 21.5°C (70.7°F).Heat index
In September, the heat index is appraised at a hot 31°C (87.8°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.The heat index's values are generally associated with conditions in shade and light breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
The average relative humidity in September is 83%.Rainfall
In Tulamben, in September, it is raining for 12.5 days, with typically 34mm (1.34") of accumulated precipitation. In Tulamben, during the entire year, the rain falls for 258.3 days and collects up to 1234mm (48.58") of precipitation.Daylight
The average length of the day in September is 12h and 4min.On the first day of September, sunrise is at 06:18 and sunset at 18:16. On the last day of the month, sunrise is at 06:02 and sunset at 18:12 WITA.
Sunshine
The average sunshine in September is 8.4h.UV index
The months with the lowest UV index are January, May through September and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Tulamben, Indonesia
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is November (28.7°C).
The month with the lowest average high temperature is July (26.2°C).
- Average low temperature in September: 21.5°C
The month with the highest average low temperature is January (24.5°C).
The coldest month (with the lowest average low temperature) is August (21.3°C).
Average pressure in September
Tulamben, Indonesia
- Average pressure in September: 1011.8mbar
The month with the highest atmospheric pressure is August (1011.9mbar).
The month with the lowest atmospheric pressure is December (1008.4mbar).
Average wind speed in September
Tulamben, Indonesia
- Average wind speed in September: 9.7km/h
The windiest month (with the highest average wind speed) is July (11.1km/h).
The calmest month (with the lowest average wind speed) is March (6.5km/h).
Average humidity in September
Tulamben, Indonesia
- Average humidity in September: 83%
The months with the highest relative humidity are May, June and July (85%).
The months with the lowest relative humidity are January, February, October and December (82%).
Average rainfall in September
Tulamben, Indonesia
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is January (177mm).
The driest month (with the least rainfall) is August (21mm).
Average rainfall days in September
Tulamben, Indonesia
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is January (27.7 days).
The month with the least rainy days is September (12.5 days).
Average daylight in September /
Average sunshine in September
Tulamben, Indonesia
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is October (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).
Average sunshine days in September
Tulamben, Indonesia
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is September (13.3 days).
The month with the least sunshine days is April (2.3 days).
Average UV index in September
Tulamben, Indonesia
- Average UV index in September: 6
The months with the highest UV index are February, March, April, October and November (UV index 7).
The months with the lowest UV index are January, May, June, July, August, September and December (UV index 6).
Average cloud cover in September
Tulamben, Indonesia
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 33).
Average visibility in September
Tulamben, Indonesia
- Average visibility in September: 9km
The months with the highest visibility are February, May, June, July and August (10km).
The months with the lowest visibility are January, March, April, September, October, November and December (9km).





