September weather forecast
Tegalharjo, Indonesia

September

Weather in September

September, the first month of the spring in Tegalharjo, is a tropical month, with an average temperature fluctuating between 21.5°C (70.7°F) and 30.3°C (86.5°F).

Temperature

The onset of September marks an average high-temperature of a hot 30.3°C (86.5°F), hardly differing from August's 29.3°C (84.7°F). In the month of September, Tegalharjo experiences an average low-temperature of 21.5°C (70.7°F).

Heat index

The average heat index in September is appraised at a fiery hot 37°C (98.6°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

September and October, with an average relative humidity of 75%, are the least humid months.

Rainfall

In Tegalharjo, in September, during 13.1 rainfall days, 38mm (1.5") of precipitation is typically accumulated. Throughout the year, there are 247.2 rainfall days, and 1234mm (48.58") 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 05:37 and sunset at 17:35. On the last day of the month, sunrise is at 05:21 and sunset at 17:31 WIB.

Sunshine

In September, the average sunshine is 9.1h.

UV index

February, September and October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, a daily UV index of 7 turns into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

How hot does it get in September?
An average high-temperature, in September, in Tegalharjo, is 30.3°C (86.5°F) and the average low-temperature is 21.5°C (70.7°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 37°C (98.6°F).
What is the least humid month?
The months with the lowest humidity are September and October, with an average relative humidity of 75%.
What is the average humidity in September?
In September, the average relative humidity is 75%.
How many days does it rain in September?
In Tegalharjo, in September, it is raining for 13.1 days, with typically 38mm (1.5") of accumulated precipitation.
How many hours of daylight does Tegalharjo 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 05:37 and sunset at 17:35. On the last day of the month, sunrise is at 05:21 and sunset at 17:31 WIB.
How long on average sun shines in September?
In Tegalharjo, the average sunshine duration in September is 9.1h.
What is the month with the highest UV index in Tegalharjo?
February, September and October, with an average maximum UV index of 7, are months with the highest UV index.
How high is the UV index in September?
The average daily maximum UV index in September 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
Tegalharjo, Indonesia
  • Average high temperature in September: 30.3°C

The warmest month (with the highest average high temperature) is October (30.9°C).
The month with the lowest average high temperature is July (28.6°C).

  • Average low temperature in September: 21.5°C

The month with the highest average low temperature is November (23.5°C).
The coldest month (with the lowest average low temperature) is August (20.8°C).

Average pressure in September
Tegalharjo, Indonesia
  • Average pressure in September: 1011.8mbar

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

Average wind speed in September
Tegalharjo, Indonesia
  • Average wind speed in September: 10.8km/h

The windiest month (with the highest average wind speed) is August (11.1km/h).
The calmest month (with the lowest average wind speed) is April (6.2km/h).

Average humidity in September
Tegalharjo, Indonesia
  • Average humidity in September: 75%

The months with the highest relative humidity are February, March and April (85%).
The months with the lowest relative humidity are September and October (75%).

Average rainfall in September
Tegalharjo, Indonesia
  • Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is March (178mm).
The driest month (with the least rainfall) is August (26mm).

Average rainfall days in September
Tegalharjo, Indonesia
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is November (26.5 days).
The month with the least rainy days is August (9.8 days).

Average daylight in September /
Average sunshine in September
Tegalharjo, 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 1min

The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in September
Tegalharjo, Indonesia
  • Average sunshine days in September: 11.1 days

The month with the most sunshine days is August (14.3 days).
The month with the least sunshine days is November (2.1 days).

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

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

Average cloud cover in September
Tegalharjo, Indonesia
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 28).

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

The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, March and April (8km).

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