September weather forecastTemanggung, Indonesia

September

Weather in September

September, the first month of the spring in Temanggung, is also a moderately hot month, with an average temperature varying between 19.9°C (67.8°F) and 27.7°C (81.9°F).

Temperature

The shift from August to September is characterized by an average high-temperature of a still moderately hot 27.7°C (81.9°F), not significantly different from the 27°C (80.6°F) of August. Throughout the month of September, the average temperature dips to an enjoyable 19.9°C (67.8°F) at night.

Heat index

In September, the average heat index is evaluated at a tropical 31°C (87.8°F). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. 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. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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

September and October, with an average relative humidity of 81%, are the least humid months.

Rainfall

In Temanggung, in September, it is raining for 20.8 days, with typically 73mm (2.87") of accumulated precipitation. Throughout the year, there are 303.4 rainfall days, and 2799mm (110.2") of precipitation is accumulated.

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 17:38. On the last day of September, sunrise is at 05:24 and sunset at 17:34 WIB.

Sunshine

In Temanggung, the average sunshine in September is 8.3h.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index. January through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 6 during September leads to these instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Frequently asked questions

The average high-temperature, in September, in Temanggung, is 27.7°C (81.9°F), while the average low-temperature is 19.9°C (67.8°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is evaluated at 31°C (87.8°F).

September and October, with an average relative humidity of 81%, are the least humid months.

The average relative humidity in September is 81%.

In Temanggung, during September, the rain falls for 20.8 days and regularly aggregates up to 73mm (2.87") of precipitation.

In Temanggung, the average day length in September is 12h and 4min.

On the first day of September, sunrise is at 05:39 and sunset at 17:38. On the last day of the month, sunrise is at 05:24 and sunset at 17:34 WIB.

The average sunshine duration in September is 8.3h.

The months with the highest UV index are January through December, with an average maximum UV index of 6.

The months with the lowest UV index in Temanggung are January through December, with an average maximum UV index of 6.

The average daily maximum UV index in September in Temanggung is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
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
Temanggung, Indonesia

  • Average high temperature in September: 27.7°C

The warmest month (with the highest average high temperature) is October (28.1°C).
The month with the lowest average high temperature is July (26.7°C).

  • Average low temperature in September: 19.9°C

The months with the highest average low temperature are January and December (21.6°C).
The coldest month (with the lowest average low temperature) is August (19.4°C).

Average pressure in September
Temanggung, Indonesia

  • Average pressure in September: 1011.6mbar

The months with the highest atmospheric pressure are August and September (1011.6mbar).
The month with the lowest atmospheric pressure is December (1009.1mbar).

Average wind speed in September
Temanggung, Indonesia

  • Average wind speed in September: 5.9km/h

The windiest months (with the highest average wind speed) are January, July, August and September (5.9km/h).
The calmest month (with the lowest average wind speed) is April (3.7km/h).

Average humidity in September
Temanggung, Indonesia

  • Average humidity in September: 81%

The months with the highest relative humidity are February, April and May (86%).
The months with the lowest relative humidity are September and October (81%).

Average rainfall in September
Temanggung, Indonesia

  • Average rainfall in September: 73mm

The wettest month (with the highest rainfall) is March (404mm).
The driest month (with the least rainfall) is August (43mm).

Average rainfall days in September
Temanggung, Indonesia

  • Average rainfall days in September: 20.8 days

The month with the highest number of rainy days is January (30.1 days).
The month with the least rainy days is August (15.8 days).

Average daylight in September /
Average sunshine in September
Temanggung, Indonesia

  • Average daylight in September: 12h and 6min

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: 8h and 18min

The month with the most sunshine is August (Average sunshine: 8h and 36min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

Average sunshine days in September
Temanggung, Indonesia

  • Average sunshine days in September: 6.6 days

The month with the most sunshine days is August (11.3 days).
The month with the least sunshine days is February (0.2 days).

Average UV index in September
Temanggung, Indonesia

  • Average UV index in September: 6

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

Average cloud cover in September
Temanggung, Indonesia

  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in September
Temanggung, Indonesia

  • Average visibility in September: 8km

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