September weather forecastCipenjo, Indonesia

September

Weather in September

September, the first month of the spring in Cipenjo, is still a tropical month, with temperature in the range of an average high of 32.1°C (89.8°F) and an average low of 23.1°C (73.6°F).

Temperature

In September, Cipenjo experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 31.6°C (88.9°F) in August to a still tropical 32.1°C (89.8°F). Cipenjo experiences an average temperature drop to a warm 23.1°C (73.6°F) during September nights.

Heat index

September's heat index is computed to be a scorching 40°C (104°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is achieved by amalgamating air temperature with the relative humidity readings. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

The months with the lowest humidity in Cipenjo are September and October, with an average relative humidity of 68%.

Rainfall

In Cipenjo, in September, it is raining for 13.7 days, with typically 41mm (1.61") of accumulated precipitation. In Cipenjo, during the entire year, the rain falls for 242.8 days and collects up to 1039mm (40.91") of precipitation.

Daylight

The average length of the day in September is 12h and 4min.
On the first day of the month, sunrise is at 05:52 and sunset at 17:51. On the last day of September, sunrise is at 05:37 and sunset at 17:46 WIB.

Sunshine

In September, the average sunshine is 9.3h.

UV index

February through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 7 during September leads to these advisories:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

The high-temperature, in September, in Cipenjo, records 32.1°C (89.8°F), while the low-temperature is 23.1°C (73.6°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is computed to be 40°C (104°F).

The months with the lowest humidity in Cipenjo are September and October, with an average relative humidity of 68%.

The average relative humidity in September is 68%.

In September, in Cipenjo, Indonesia, the rain falls for 13.7 days. Throughout September, 41mm (1.61") of precipitation is accumulated.

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

On the first day of September in Cipenjo, Indonesia, sunrise is at 05:52 and sunset at 17:51. On the last day of the month, sunrise is at 05:37 and sunset at 17:46 WIB.

In September, the average sunshine duration in Cipenjo is 9.3h.

February through December, with an average maximum UV index of 7, are months with the highest UV index in Cipenjo.

In Cipenjo, Indonesia, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
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
Cipenjo, Indonesia

  • Average high temperature in September: 32.1°C

The warmest month (with the highest average high temperature) is October (32.3°C).
The month with the lowest average high temperature is January (29.5°C).

  • Average low temperature in September: 23.1°C

The month with the highest average low temperature is November (24.6°C).
The coldest months (with the lowest average low temperature) are July and August (22.5°C).

Average pressure in September
Cipenjo, Indonesia

  • Average pressure in September: 1011.2mbar

The month with the highest atmospheric pressure is September (1011.2mbar).
The month with the lowest atmospheric pressure is December (1009.2mbar).

Average wind speed in September
Cipenjo, Indonesia

  • Average wind speed in September: 6.9km/h

The windiest month (with the highest average wind speed) is January (9.1km/h).
The calmest month (with the lowest average wind speed) is November (6.2km/h).

Average humidity in September
Cipenjo, Indonesia

  • Average humidity in September: 68%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are September and October (68%).

Average rainfall in September
Cipenjo, Indonesia

  • Average rainfall in September: 41mm

The wettest month (with the highest rainfall) is April (140mm).
The driest month (with the least rainfall) is August (36mm).

Average rainfall days in September
Cipenjo, Indonesia

  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is November (24.9 days).
The month with the least rainy days is August (11.7 days).

Average daylight in September /
Average sunshine in September
Cipenjo, 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: 9h and 18min

The month with the most sunshine is March (Average sunshine: 9h and 42min).
The month with the least sunshine is July (Average sunshine: 7h and 6min).

Average sunshine days in September
Cipenjo, Indonesia

  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is November (3.5 days).

Average UV index in September
Cipenjo, Indonesia

  • Average UV index in September: 7

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

Average cloud cover in September
Cipenjo, Indonesia

  • Average cloud cover in September: 27

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in September
Cipenjo, Indonesia

  • Average visibility in September: 10km

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