September weather forecastSrihardono, Indonesia

September

Weather in September

September, the first month of the spring in Srihardono, is still a warm month, with an average temperature varying between 28.3°C (82.9°F) and 22.1°C (71.8°F).

Temperature

The onset of September brings an average high-temperature of a still warm 28.3°C (82.9°F), nearly matching the August temperature. Nighttime temperatures consistently average an agreeable 22.1°C (71.8°F) during September.

Heat index

The average heat index in September is estimated at a hot 33°C (91.4°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 especially vital to children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

The months with the lowest humidity are September and October, with an average relative humidity of 79%.

Rainfall

In Srihardono, during September, the rain falls for 13.9 days and regularly aggregates up to 23mm (0.91") of precipitation. Throughout the year, there are 245 rainfall days, and 906mm (35.67") of precipitation is accumulated.

Daylight

In Srihardono, the average length of the day in September 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 8.8h.

UV index

The months with the highest UV index are February through May, September 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 rays for ordinary individuals.
Note: The UV index of 7 during September translates into the following guidance:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.

Updated: Jul 19, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Srihardono, in September, the average high-temperature is 28.3°C (82.9°F), and the average low-temperature is 22.1°C (71.8°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 33°C (91.4°F).

September and October, with an average relative humidity of 79%, are the least humid months.

In Srihardono, the average relative humidity in September is 79%.

In September, the rain falls for 13.9 days. Throughout September, 23mm (0.91") of precipitation is accumulated.

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

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.

In Srihardono, the average sunshine duration in September is 8.8h.

The months with the highest UV index are February through May, September through December, with an average maximum UV index of 7.

In Srihardono, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

27.9°C

28.3°C

29.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

16.3km/h

14.6km/h

13.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.6

9.5

6.2

Average UV index

Average cloud cover

36%

39%

Average visibility

10km

Average temperature in September
Srihardono, Indonesia

Average high temperature in September: 28.3°C

The warmest month (with the highest average high temperature) is October (29.4°C).
The month with the lowest average high temperature is July (27.8°C).

Average low temperature in September: 22.1°C

The months with the highest average low temperature are January and November (24.3°C).
The coldest month (with the lowest average low temperature) is August (21.9°C).

Average pressure in September
Srihardono, Indonesia

Average pressure in September: 1011.9mbar

The months with the highest atmospheric pressure are August and September (1011.9mbar).
The month with the lowest atmospheric pressure is December (1009.1mbar).

Average wind speed in September
Srihardono, Indonesia

Average wind speed in September: 13.4km/h

The windiest month (with the highest average wind speed) is August (14.5km/h).
The calmest month (with the lowest average wind speed) is March (8.4km/h).

Average humidity in September
Srihardono, Indonesia

Average humidity in September: 79%

The months with the highest relative humidity are May and June (82%).
The months with the lowest relative humidity are September and October (79%).

Average rainfall in September
Srihardono, Indonesia

Average rainfall in September: 23mm

The wettest month (with the highest rainfall) is January (126mm).
The driest month (with the least rainfall) is August (14mm).

Average rainfall days in September
Srihardono, Indonesia

Average rainfall days in September: 13.9 days

The months with the highest number of rainy days are January, March and November (24.7 days).
The month with the least rainy days is August (11.4 days).

Average daylight in September /
Average sunshine in September
Srihardono, 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 30min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).

Average sunshine days in September
Srihardono, Indonesia

Average sunshine days in September: 9.5 days

The month with the most sunshine days is August (11.6 days).
The month with the least sunshine days is November (3.4 days).

Average UV index in September
Srihardono, Indonesia

Average UV index in September: 7

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

Average cloud cover in September
Srihardono, Indonesia

Average cloud cover in September: 39

The months with the most cloud cover are January and December (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 35).

Average visibility in September
Srihardono, Indonesia

Average visibility in September: 10km

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