September weather forecast
Klinter, Indonesia

September

Weather in September

September, the first month of the spring in Klinter, is also a moderately hot month, with an average temperature varying between 23.4°C (74.1°F) and 29.5°C (85.1°F).

Temperature

As September unfolds, the average high-temperature reaches a still moderately hot 29.5°C (85.1°F), hinting at a slight fluctuation from the previous month. In Klinter, the September nights cool down to an average low of 23.4°C (74.1°F).

Heat index

In September, the average heat index is calculated to be a hot 34°C (93.2°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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 average relative humidity in September is 70%.

Rainfall

In Klinter, during September, the rain falls for 10.9 days and regularly aggregates up to 23mm (0.91") of precipitation. Throughout the year, there are 241.8 rainfall days, and 1225mm (48.23") 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 05:29 and sunset at 17:27. On the last day of the month, sunrise is at 05:13 and sunset at 17:23 WIB.

Sunshine

The average sunshine in September is 9.8h.

UV index

The months with the highest UV index are February through June, August through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, the average maximum UV index of 7 translates into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

How hot is September?
In September, in Klinter, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 23.4°C (74.1°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in September is calculated to be 34°C (93.2°F).
What is the average humidity in September in Klinter?
The average relative humidity in September is 70%.
How much does it rain in September?
In Klinter, in September, during 10.9 rainfall days, 23mm (0.91") of precipitation is typically accumulated.
How many hours of daylight does Klinter have in September?
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 05:29 and sunset at 17:27. On the last day of the month, sunrise is at 05:13 and sunset at 17:23 WIB.
How long on average sun shines in September in Klinter?
The average sunshine duration in September is 9.8h.
What are the months with the highest UV index?
The months with the highest UV index are February through June, August through December, with an average maximum UV index of 7.
What is the UV index intensity in September?
In September, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Klinter, Indonesia
  • Average high temperature in September: 29.5°C

The warmest month (with the highest average high temperature) is October (30.5°C).
The month with the lowest average high temperature is July (28.2°C).

  • Average low temperature in September: 23.4°C

The month with the highest average low temperature is November (25.6°C).
The coldest month (with the lowest average low temperature) is August (23.1°C).

Average pressure in September
Klinter, Indonesia
  • Average pressure in September: 1011.4mbar

The month with the highest atmospheric pressure is August (1011.6mbar).
The month with the lowest atmospheric pressure is December (1008.7mbar).

Average wind speed in September
Klinter, Indonesia
  • Average wind speed in September: 10.1km/h

The windiest month (with the highest average wind speed) is August (10.3km/h).
The calmest months (with the lowest average wind speed) are March and April (6km/h).

Average humidity in September
Klinter, Indonesia
  • Average humidity in September: 70%

The months with the highest relative humidity are January and February (80%).
The month with the lowest relative humidity is October (68%).

Average rainfall in September
Klinter, Indonesia
  • Average rainfall in September: 23mm

The wettest month (with the highest rainfall) is January (229mm).
The driest month (with the least rainfall) is August (14mm).

Average rainfall days in September
Klinter, Indonesia
  • Average rainfall days in September: 10.9 days

The month with the highest number of rainy days is March (29.1 days).
The month with the least rainy days is August (9 days).

Average daylight in September /
Average sunshine in September
Klinter, 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 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 8h and 0min).

Average sunshine days in September
Klinter, Indonesia
  • Average sunshine days in September: 10.9 days

The month with the most sunshine days is September (10.9 days).
The month with the least sunshine days is March (1.1 days).

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

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

Average cloud cover in September
Klinter, Indonesia
  • Average cloud cover in September: 14

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 13).

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

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

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