September weather forecast
Kowo, Indonesia

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Weather in September

The first month of the spring, September, is still a warm month in Kowo, Indonesia, with an average temperature varying between 29.7°C (85.5°F) and 22.3°C (72.1°F).

Temperature

September's onset sees an average high-temperature of a still warm 29.7°C (85.5°F), exhibiting a slight fluctuation from the previous month. The temperature dips to an average of 22.3°C (72.1°F) during September nights.

Heat index

September's average heat index is appraised at a fiery hot 36°C (96.8°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Kowo, in September, during 6.1 rainfall days, 14mm (0.55") of precipitation is typically accumulated. In Kowo, during the entire year, the rain falls for 229.6 days and collects up to 1680mm (66.14") of precipitation.

Sea temperature

In September, the average sea temperature is 27.3°C (81.1°F).
Note: With water temperature from 25°C (77°F) to 29°C (84.2°F), all water activities are comfortable and delightful, devoid of discomfort even for lengthened periods.

Daylight

In September, the average length of the day is 12h and 4min.
On the first day of the month, sunrise is at 06:05 and sunset at 18:02. On the last day of September, sunrise is at 05:48 and sunset at 17:59 WITA.

Sunshine

In Kowo, Indonesia, the average sunshine in September is 10.7h.

UV index

The months with the highest UV index are January through May, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 7 in September suggests the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be alert! The reflection of water and sand augments UV radiation intensity.

Frequently asked questions

How hot is it in September?

The high-temperature, in September, in Kowo, is 29.7°C (85.5°F), while the low-temperature averages to 22.3°C (72.1°F). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 36°C (96.8°F).

What is the average humidity in September?

In Kowo, the average relative humidity in September is 76%.

How much does it rain in September?

In Kowo, in September, it is raining for 6.1 days, with typically 14mm (0.55") of accumulated precipitation.

What is the sea water temperature in September?

In Kowo, in September, the average water temperature is 27.3°C (81.1°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Kowo have in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 06:05 and sunset at 18:02. On the last day of the month, sunrise is at 05:48 and sunset at 17:59 WITA.

How many hours of sunshine does Kowo have in September?

In September, the average sunshine duration is 10.7h.

When is the highest UV index?

The months with the highest UV index are January through May, September 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 threat from exposure to Sun's UV rays.

Average temperature in September
Kowo, Indonesia

Average temperature in September - Kowo, Indonesia
  • Average high temperature in September: 29.7°C

The warmest month (with the highest average high temperature) is October (31.1°C).
The month with the lowest average high temperature is July (27.6°C).

  • Average low temperature in September: 22.3°C

The month with the highest average low temperature is December (24.5°C).
The coldest month (with the lowest average low temperature) is August (21.5°C).

Average pressure in September
Kowo, Indonesia

Average pressure in September - Kowo, Indonesia
  • Average pressure in September: 1011.9mbar

The month with the highest atmospheric pressure is August (1012.1mbar).
The month with the lowest atmospheric pressure is December (1008.3mbar).

Average wind speed in September
Kowo, Indonesia

Average wind speed in September - Kowo, Indonesia
  • Average wind speed in September: 9.3km/h

The windiest month (with the highest average wind speed) is July (10.8km/h).
The calmest month (with the lowest average wind speed) is March (5.8km/h).

Average humidity in September
Kowo, Indonesia

Average humidity in September - Kowo, Indonesia
  • Average humidity in September: 76%

The months with the highest relative humidity are February and March (86%).
The month with the lowest relative humidity is October (74%).

Average rainfall in September
Kowo, Indonesia

Average rainfall in September - Kowo, Indonesia
  • Average rainfall in September: 14mm

The wettest month (with the highest rainfall) is January (288mm).
The driest month (with the least rainfall) is August (6mm).

Average rainfall days in September
Kowo, Indonesia

Average rainfall days in September - Kowo, Indonesia
  • Average rainfall days in September: 6.1 days

The month with the highest number of rainy days is January (30.3 days).
The month with the least rainy days is August (4.8 days).

Average sea temperature in September
Kowo, Indonesia

Average sea temperature in September - Kowo, Indonesia
  • Average sea temperature in September: 27.3°C

The best month for swimming (with the highest average sea temperature) is December (30°C).
The coldest month (with the lowest average sea temperature) is July (26.7°C).

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

Average daylight in September / Average sunshine in September - Kowo, 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 36min).

  • Average sunshine in September: 10h and 4min

The month with the most sunshine is November (Average sunshine: 11h and 0min).
The month with the least sunshine is May (Average sunshine: 6h and 36min).

Average sunshine days in September
Kowo, Indonesia

Average sunshine days in September - Kowo, Indonesia
  • Average sunshine days in September: 22.1 days

The month with the most sunshine days is August (23.6 days).
The month with the least sunshine days is January (0.3 days).

Average UV index in September
Kowo, Indonesia

Average UV index in September - Kowo, Indonesia
  • Average UV index in September: 7

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

Average cloud cover in September
Kowo, Indonesia

Average cloud cover in September - Kowo, Indonesia
  • Average cloud cover in September: 18

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 18).

Average visibility in September
Kowo, Indonesia

Average visibility in September - Kowo, Indonesia
  • Average visibility in September: 10km

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

Kowo, Indonesia

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