September weather forecastKedewatan, Indonesia

September

Weather in September

September, the first month of the spring in Kedewatan, is also a moderately hot month, with temperature in the range of an average high of 27.5°C (81.5°F) and an average low of 21.4°C (70.5°F).

Temperature

The advent of September presents an average high-temperature of a still moderately hot 27.5°C (81.5°F), maintaining a close correlation with the preceding month. During the month of September, Kedewatan anticipates a mean low-temperature of 21.4°C (70.5°F).

Heat index

In September, the average heat index is appraised at a hot 31°C (87.8°F). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. 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 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

The average relative humidity in September is 83%.

Rainfall

In Kedewatan, in September, during 15.3 rainfall days, 39mm (1.54") of precipitation is typically accumulated. Throughout the year, there are 248.6 rainfall days, and 1067mm (42.01") of precipitation is accumulated.

Daylight

In Kedewatan, the average length of the day in September is 12h and 4min.
On the first day of the month, sunrise is at 06:20 and sunset at 18:17. On the last day of September, sunrise is at 06:03 and sunset at 18:14 WITA.

Sunshine

The average sunshine in September is 8.1h.

UV index

January, May through September, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 6 during September translates into the following directions:
Resist overexposure. Safeguarding from solar damage is indispensable. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

The high-temperature during September is 27.5°C (81.5°F) and the low-temperature is 21.4°C (70.5°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 31°C (87.8°F).

In Kedewatan, the average relative humidity in September is 83%.

In Kedewatan, in September, it is raining for 15.3 days, with typically 39mm (1.54") of accumulated precipitation.

The average day length in September is 12h and 4min.

On the first day of September in Kedewatan, Indonesia, sunrise is at 06:20 and sunset at 18:17. On the last day of the month, sunrise is at 06:03 and sunset at 18:14 WITA.

The average sunshine duration in September in Kedewatan is 8.1h.

The months with the lowest UV index are January, May through September, with an average maximum UV index of 6.

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kedewatan, Indonesia

  • Average high temperature in September: 27.5°C

The warmest months (with the highest average high temperature) are February, March and November (28.8°C).
The month with the lowest average high temperature is July (26.4°C).

  • Average low temperature in September: 21.4°C

The month with the highest average low temperature is December (23.9°C).
The coldest month (with the lowest average low temperature) is August (21.2°C).

Average pressure in September
Kedewatan, 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
Kedewatan, Indonesia

  • Average wind speed in September: 8.6km/h

The windiest month (with the highest average wind speed) is July (10.1km/h).
The calmest month (with the lowest average wind speed) is March (5.9km/h).

Average humidity in September
Kedewatan, Indonesia

  • Average humidity in September: 83%

The months with the highest relative humidity are June and July (85%).
The months with the lowest relative humidity are January and October (82%).

Average rainfall in September
Kedewatan, Indonesia

  • Average rainfall in September: 39mm

The wettest month (with the highest rainfall) is December (148mm).
The driest month (with the least rainfall) is August (23mm).

Average rainfall days in September
Kedewatan, Indonesia

  • Average rainfall days in September: 15.3 days

The month with the highest number of rainy days is December (26.4 days).
The month with the least rainy days is August (14.8 days).

Average daylight in September /
Average sunshine in September
Kedewatan, 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 6min

The month with the most sunshine is October (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).

Average sunshine days in September
Kedewatan, Indonesia

  • Average sunshine days in September: 11.2 days

The month with the most sunshine days is October (12.9 days).
The month with the least sunshine days is December (4 days).

Average UV index in September
Kedewatan, Indonesia

  • Average UV index in September: 6

The months with the highest UV index are February, March, April, October, November and December (UV index 7).
The months with the lowest UV index are January, May, June, July, August and September (UV index 6).

Average cloud cover in September
Kedewatan, Indonesia

  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 33).

Average visibility in September
Kedewatan, Indonesia

  • Average visibility in September: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).