September weather forecast
Pandeyan, Indonesia

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Pandeyan, Indonesia, with an average temperature varying between 29.4°C (84.9°F) and 20.7°C (69.3°F).

Temperature

Entering September, Pandeyan's average high-temperature reads a still warm 29.4°C (84.9°F), indicating a close resemblance to the previous month's climate. Throughout September, Pandeyan witnesses a consistent average low-temperature of 20.7°C (69.3°F).

Heat index

September's average heat index is evaluated at a sweltering 35°C (95°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. 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 essentially critical for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

The months with the lowest humidity are September and October, with an average relative humidity of 78%.

Rainfall

In Pandeyan, in September, during 14.9 rainfall days, 54mm (2.13") of precipitation is typically accumulated. In Pandeyan, during the entire year, the rain falls for 289.9 days and collects up to 2050mm (80.71") of precipitation.

Daylight

In September, the average length of the day is 12h and 4min.
On the first day of September, sunrise is at 05:39 and sunset at 17:37. On the last day of the month, sunrise is at 05:23 and sunset at 17:33 WIB.

Sunshine

In September, the average sunshine is 9h.

UV index

January through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

Is it hot during September?
September temperatures vary between a high-temperature of 29.4°C (84.9°F) and a low-temperature of 20.7°C (69.3°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 35°C (95°F).
What is the least humid month?
September and October, with an average relative humidity of 78%, are the least humid months.
What is the average humidity in September?
In Pandeyan, the average relative humidity in September is 78%.
How much does it rain in September?
In Pandeyan, Indonesia, in September, during 14.9 rainfall days, 54mm (2.13") of precipitation is typically accumulated.
What is the average length of the day in September?
In Pandeyan, the average day length in September is 12h and 4min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 05:39 and sunset at 17:37. On the last day of the month, sunrise is at 05:23 and sunset at 17:33 WIB.
How many hours of sunshine does Pandeyan have in September?
In Pandeyan, the average sunshine duration in September is 9h.
When is the lowest UV index?
The months with the lowest UV index are January through September, November and December, with an average maximum UV index of 6.
How high is the UV index in September?
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Pandeyan, Indonesia
Average temperature in September
Pandeyan, Indonesia
  • Average high temperature in September: 29.4°C

The warmest month (with the highest average high temperature) is October (30.2°C).
The month with the lowest average high temperature is July (28.1°C).

  • Average low temperature in September: 20.7°C

The month with the highest average low temperature is November (22.5°C).
The coldest month (with the lowest average low temperature) is August (20.4°C).

Average pressure in September - Pandeyan, Indonesia
Average pressure in September
Pandeyan, Indonesia
  • Average pressure in September: 1011.8mbar

The month with the highest atmospheric pressure is September (1011.8mbar).
The month with the lowest atmospheric pressure is December (1009mbar).

Average wind speed in September - Pandeyan, Indonesia
Average wind speed in September
Pandeyan, Indonesia
  • Average wind speed in September: 9.9km/h

The windiest month (with the highest average wind speed) is August (10km/h).
The calmest month (with the lowest average wind speed) is April (5.9km/h).

Average humidity in September - Pandeyan, Indonesia
Average humidity in September
Pandeyan, Indonesia
  • Average humidity in September: 78%

The months with the highest relative humidity are January, February, March, April and May (85%).
The months with the lowest relative humidity are September and October (78%).

Average rainfall in September - Pandeyan, Indonesia
Average rainfall in September
Pandeyan, Indonesia
  • Average rainfall in September: 54mm

The wettest month (with the highest rainfall) is March (291mm).
The driest month (with the least rainfall) is August (27mm).

Average rainfall days in September - Pandeyan, Indonesia
Average rainfall days in September
Pandeyan, Indonesia
  • Average rainfall days in September: 14.9 days

The month with the highest number of rainy days is March (30.5 days).
The month with the least rainy days is August (12.2 days).

Average daylight in September / Average sunshine in September - Pandeyan, Indonesia
Average daylight in September /
Average sunshine in September
Pandeyan, Indonesia
  • Average daylight in September: 12h and 1min

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 42min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

Average sunshine days in September - Pandeyan, Indonesia
Average sunshine days in September
Pandeyan, Indonesia
  • Average sunshine days in September: 9.9 days

The month with the most sunshine days is August (14.4 days).
The months with the least sunshine days are January, February and March (0.3 days).

Average UV index in September - Pandeyan, Indonesia
Average UV index in September
Pandeyan, Indonesia
  • Average UV index in September: 6

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

Average cloud cover in September - Pandeyan, Indonesia
Average cloud cover in September
Pandeyan, Indonesia
  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September - Pandeyan, Indonesia
Average visibility in September
Pandeyan, Indonesia
  • Average visibility in September: 9km

The months with the highest visibility are June, July, August, September, October and December (9km).
The months with the lowest visibility are January, February, March, April, May and November (8km).

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