September weather forecast
Buntet, Indonesia

September

Weather in September

September, the first month of the spring in Buntet, is a tropical month, with an average temperature fluctuating between 30.6°C (87.1°F) and 22.6°C (72.7°F).

Temperature

The onset of September notes an average high-temperature of a tropical 30.6°C (87.1°F), subtly shifted from August's 29.9°C (85.8°F). In Buntet, an average low-temperature of 22.6°C (72.7°F) is recorded during September nights.

Heat index

Throughout September, the heat index is calculated to be a fiery hot 37°C (98.6°F). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

September and October, with an average relative humidity of 71%, are the least humid months.

Rainfall

In Buntet, in September, it is raining for 10.7 days, with typically 22mm (0.87") of accumulated precipitation. Throughout the year, in Buntet, there are 244.1 rainfall days, and 1216mm (47.87") 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 05:45 and sunset at 17:45. On the last day of the month, sunrise is at 05:30 and sunset at 17:40 WIB.

Sunshine

July through September, with an average of 9.7h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 7 during September morphs into the following directions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Frequently asked questions

How hot does it get in September?
September temperatures vary between a high-temperature of 30.6°C (87.1°F) and a low-temperature of 22.6°C (72.7°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 37°C (98.6°F).
What are the least humid months in Buntet?
September and October, with an average relative humidity of 71%, are the least humid months.
What is the average humidity in September?
In September, the average relative humidity is 71%.
How many days does it rain in September?
In Buntet, in September, during 10.7 rainfall days, 22mm (0.87") of precipitation is typically accumulated.
How many hours of daylight does Buntet have in September?
The average day length in September is 12h and 4min.
When are sunrise and sunset in September?
On the first day of September, sunrise is at 05:45 and sunset at 17:45. On the last day of the month, sunrise is at 05:30 and sunset at 17:40 WIB.
What is the month with the most sunshine?
The months with the most sunshine are July through September, with an average of 9.7h of sunshine.
How long on average sun shines in September?
In Buntet, the average sunshine duration in September is 9.7h.
When is the highest UV index?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the month with the lowest UV index?
January through December, with an average maximum UV index of 7, are months with the lowest UV index.
How high is the UV index in September?
In September, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Buntet, Indonesia
  • Average high temperature in September: 30.6°C

The warmest month (with the highest average high temperature) is October (31.4°C).
The month with the lowest average high temperature is February (29.3°C).

  • Average low temperature in September: 22.6°C

The month with the highest average low temperature is December (25.2°C).
The coldest month (with the lowest average low temperature) is August (22.5°C).

Average pressure in September
Buntet, 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 (1009.2mbar).

Average wind speed in September
Buntet, Indonesia
  • Average wind speed in September: 12.3km/h

The windiest month (with the highest average wind speed) is August (12.8km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).

Average humidity in September
Buntet, Indonesia
  • Average humidity in September: 71%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are September and October (71%).

Average rainfall in September
Buntet, Indonesia
  • Average rainfall in September: 22mm

The wettest month (with the highest rainfall) is February (207mm).
The driest month (with the least rainfall) is August (13mm).

Average rainfall days in September
Buntet, Indonesia
  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is January (28.3 days).
The month with the least rainy days is August (7.2 days).

Average daylight in September /
Average sunshine in September
Buntet, 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: 9h and 4min

The months with the most sunshine are July, August and September (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 8h and 18min).

Average sunshine days in September
Buntet, Indonesia
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is February (0.9 days).

Average UV index in September
Buntet, Indonesia
  • Average UV index in September: 7

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

Average cloud cover in September
Buntet, Indonesia
  • Average cloud cover in September: 20

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in September
Buntet, Indonesia
  • Average visibility in September: 10km

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

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