September weather forecastNusupan, Indonesia

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Nusupan, Indonesia, with an average temperature fluctuating between 28.5°C (83.3°F) and 21.3°C (70.3°F).

Temperature

The high-temperature average in September for Nusupan is a still warm 28.5°C (83.3°F), staying closely aligned with August's conditions. Nighttime temperature in Nusupan, Indonesia, lowers to an average of 21.3°C (70.3°F) in September.

Heat index

The heat index value for September is evaluated at a hot 33°C (91.4°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

The months with the lowest humidity are September and October, with an average relative humidity of 80%.

Rainfall

In Nusupan, Indonesia, in September, during 17.1 rainfall days, 52mm (2.05") of precipitation is typically accumulated. In Nusupan, Indonesia, during the entire year, the rain falls for 293.9 days and collects up to 1749mm (68.86") of precipitation.

Daylight

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

Sunshine

In September, the average sunshine in Nusupan is 8.8h.

UV index

The months with the lowest UV index are January, April through September, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: In September, a daily UV index of 6 turns into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

September temperatures in Nusupan vary between a high-temperature of 28.5°C (83.3°F) and a low-temperature of 21.3°C (70.3°F). The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 33°C (91.4°F).

September and October, with an average relative humidity of 80%, are the least humid months.

The average relative humidity in September in Nusupan is 80%.

In Nusupan, in September, during 17.1 rainfall days, 52mm (2.05") of precipitation is typically accumulated.

The average day length in September in Nusupan 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.

The average sunshine duration in September in Nusupan, Indonesia, is 8.8h.

The months with the lowest UV index in Nusupan are January, April through September, November and December, with an average maximum UV index of 6.

The average daily maximum UV index in September in Nusupan is 6. A UV Index value of 6 to 7 symbolizes 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
Nusupan, Indonesia

  • Average high temperature in September: 28.5°C

The warmest month (with the highest average high temperature) is October (29.3°C).
The month with the lowest average high temperature is July (27.7°C).

  • Average low temperature in September: 21.3°C

The months with the highest average low temperature are January and November (23.3°C).
The coldest month (with the lowest average low temperature) is August (21°C).

Average pressure in September
Nusupan, Indonesia

  • Average pressure in September: 1011.9mbar

The month with the highest atmospheric pressure is September (1011.9mbar).
The month with the lowest atmospheric pressure is December (1009mbar).

Average wind speed in September
Nusupan, Indonesia

  • Average wind speed in September: 11.2km/h

The windiest month (with the highest average wind speed) is August (11.6km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).

Average humidity in September
Nusupan, Indonesia

  • Average humidity in September: 80%

The months with the highest relative humidity are May and June (84%).
The months with the lowest relative humidity are September and October (80%).

Average rainfall in September
Nusupan, Indonesia

  • Average rainfall in September: 52mm

The wettest month (with the highest rainfall) is March (236mm).
The driest month (with the least rainfall) is August (29mm).

Average rainfall days in September
Nusupan, Indonesia

  • Average rainfall days in September: 17.1 days

The month with the highest number of rainy days is January (30.3 days).
The month with the least rainy days is August (13.8 days).

Average daylight in September /
Average sunshine in September
Nusupan, 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 42min).

  • Average sunshine in September: 8h and 48min

The month with the most sunshine is February (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).

Average sunshine days in September
Nusupan, Indonesia

  • Average sunshine days in September: 7.5 days

The month with the most sunshine days is August (11.1 days).
The months with the least sunshine days are January and February (0.4 days).

Average UV index in September
Nusupan, Indonesia

  • Average UV index in September: 6

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

Average cloud cover in September
Nusupan, Indonesia

  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July and August (Cloud cover 38).

Average visibility in September
Nusupan, Indonesia

  • Average visibility in September: 10km

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