September weather forecastCiakar, Indonesia

September

Weather in September

The first month of the spring, September, is still a warm month in Ciakar, Indonesia, with an average temperature varying between 20.8°C (69.4°F) and 29.2°C (84.6°F).

Temperature

September's arrival brings an average high-temperature of a still warm 29.2°C (84.6°F), demonstrating subtle variation from the preceding month. Throughout the month of September, Ciakar expects an average low of 20.8°C (69.4°F).

Heat index

September's mean heat index is evaluated at a sweltering 36°C (96.8°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. 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. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In Ciakar, the average relative humidity in September is 81%.

Rainfall

In Ciakar, in September, during 19.4 rainfall days, 48mm (1.89") of precipitation is typically accumulated. In Ciakar, during the entire year, the rain falls for 289.8 days and collects up to 1677mm (66.02") of precipitation.

Daylight

In September, the average length of the day is 12h and 4min.
On the first day of September, sunrise is at 05:53 and sunset at 17:53. On the last day of the month, sunrise is at 05:39 and sunset at 17:48 WIB.

Sunshine

In September, the average sunshine is 6.7h.

UV index

January, May through September and November, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Escape overexposure. People with light skin may incur burns 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. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

The average high-temperature and low-temperature during September are 29.2°C (84.6°F) and 20.8°C (69.4°F) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 36°C (96.8°F).

In Ciakar, the average relative humidity in September is 81%.

In September, the rain falls for 19.4 days. Throughout September, 48mm (1.89") of precipitation is accumulated.

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

In September, on the first day of the month, sunrise is at 05:53 and sunset at 17:53. On the last day of the month, sunrise is at 05:39 and sunset at 17:48 WIB.

In Ciakar, the average sunshine duration in September is 6.7h.

The months with the lowest UV index are January, May through September and November, with an average maximum UV index of 6.

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ciakar, Indonesia

  • Average high temperature in September: 29.2°C

The warmest month (with the highest average high temperature) is March (30.7°C).
The month with the lowest average high temperature is July (27.9°C).

  • Average low temperature in September: 20.8°C

The month with the highest average low temperature is December (23.5°C).
The coldest month (with the lowest average low temperature) is August (20.6°C).

Average pressure in September
Ciakar, Indonesia

  • Average pressure in September: 1011.8mbar

The month with the highest atmospheric pressure is September (1011.8mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).

Average wind speed in September
Ciakar, Indonesia

  • Average wind speed in September: 7.9km/h

The windiest month (with the highest average wind speed) is August (8km/h).
The calmest month (with the lowest average wind speed) is February (4.8km/h).

Average humidity in September
Ciakar, Indonesia

  • Average humidity in September: 81%

The months with the highest relative humidity are June and July (86%).
The month with the lowest relative humidity is December (80%).

Average rainfall in September
Ciakar, Indonesia

  • Average rainfall in September: 48mm

The wettest month (with the highest rainfall) is January (246mm).
The driest month (with the least rainfall) is August (19mm).

Average rainfall days in September
Ciakar, Indonesia

  • Average rainfall days in September: 19.4 days

The month with the highest number of rainy days is January (29.4 days).
The month with the least rainy days is August (14.9 days).

Average daylight in September /
Average sunshine in September
Ciakar, 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 48min).

  • Average sunshine in September: 6h and 42min

The month with the most sunshine is February (Average sunshine: 8h and 30min).
The month with the least sunshine is July (Average sunshine: 5h and 54min).

Average sunshine days in September
Ciakar, Indonesia

  • Average sunshine days in September: 7.7 days

The month with the most sunshine days is July (12 days).
The month with the least sunshine days is February (0.7 days).

Average UV index in September
Ciakar, Indonesia

  • Average UV index in September: 6

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

Average cloud cover in September
Ciakar, Indonesia

  • Average cloud cover in September: 58

The months with the most cloud cover are July, August and September (Cloud cover 58).
The month with the least cloud cover is March (Cloud cover 46).

Average visibility in September
Ciakar, Indonesia

  • Average visibility in September: 9km

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