September weather forecastPrigen, Indonesia
September
Weather in September
The first month of the spring, September, is also a moderately hot month in Prigen, Indonesia, with an average temperature ranging between max 28°C (82.4°F) and min 19.8°C (67.6°F).Temperature
Prigen records an average high-temperature of a still moderately hot 28°C (82.4°F) as September arrives, nearly mirroring the previous month's climate. An average low-temperature of 19.8°C (67.6°F) is noted during the nights in September.Heat index
In September, the heat index is computed to be a hot 31°C (87.8°F). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.Observations indicate that the heat index values are for shady locations with light wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for 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
In September, the average relative humidity is 75%.Rainfall
In Prigen, in September, it is raining for 18.3 days, with typically 69mm (2.72") of accumulated precipitation. Throughout the year, there are 311.2 rainfall days, and 2876mm (113.23") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 4min.On the first day of the month, sunrise is at 05:30 and sunset at 17:28. On the last day of September, in Prigen, sunrise is at 05:14 and sunset at 17:24 WIB.
Sunshine
September has the most sunshine of the year, with an average of 9.5h of sunshine.UV index
The months with the highest UV index are February through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 6 in September interprets 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. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Prigen, Indonesia
- Average high temperature in September: 28°C
The warmest month (with the highest average high temperature) is October (29.4°C).
The month with the lowest average high temperature is January (26.3°C).
- Average low temperature in September: 19.8°C
The month with the highest average low temperature is November (22.4°C).
The coldest month (with the lowest average low temperature) is August (19.6°C).
Average pressure in September
Prigen, Indonesia
- Average pressure in September: 1011.7mbar
The months with the highest atmospheric pressure are August and September (1011.7mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).
Average wind speed in September
Prigen, Indonesia
- Average wind speed in September: 7.2km/h
The windiest month (with the highest average wind speed) is September (7.2km/h).
The calmest month (with the lowest average wind speed) is April (4.1km/h).
Average humidity in September
Prigen, Indonesia
- Average humidity in September: 75%
The months with the highest relative humidity are February and March (87%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Prigen, Indonesia
- Average rainfall in September: 69mm
The wettest month (with the highest rainfall) is January (489mm).
The driest month (with the least rainfall) is August (33mm).
Average rainfall days in September
Prigen, Indonesia
- Average rainfall days in September: 18.3 days
The months with the highest number of rainy days are January and March (30.8 days).
The month with the least rainy days is August (17.8 days).
Average daylight in September /
Average sunshine in September
Prigen, Indonesia
- Average daylight in September: 12h and 6min
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 30min
The month with the most sunshine is September (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in September
Prigen, Indonesia
- Average sunshine days in September: 8.5 days
The month with the most sunshine days is August (8.8 days).
The month with the least sunshine days is January (0.1 days).
Average UV index in September
Prigen, Indonesia
- Average UV index in September: 6
The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The month with the lowest UV index is January (UV index 5).
Average cloud cover in September
Prigen, Indonesia
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 24).
Average visibility in September
Prigen, Indonesia
- Average visibility in September: 10km
The months with the highest visibility are August, September and October (10km).
The months with the lowest visibility are January, February, March and April (8km).





