September weather forecastRegol, Indonesia
September
Weather in September
September, the first month of the spring in Regol, is also a moderately hot month, with an average temperature varying between 18°C (64.4°F) and 28°C (82.4°F).Temperature
Regol's warmest weather arrives in September, when temperatures average a high of 28°C (82.4°F) and a low of 18°C (64.4°F).Heat index
For most parts of September, the heat index is computed to be a hot 31°C (87.8°F). One might feel worn out with persistent exposure and activity, resulting in heat cramps.In the scope of the heat index, its values resonate with shade and light wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
September is the least humid month, with an average relative humidity of 75%.Rainfall
In Regol, in September, it is raining for 20.6 days, with typically 90mm (3.54") of accumulated precipitation. In Regol, during the entire year, the rain falls for 309.9 days and collects up to 2853mm (112.32") of precipitation.Daylight
The average length of the day in September is 12h and 4min.On the first day of September, sunrise is at 05:50 and sunset at 17:48. On the last day of the month, sunrise is at 05:34 and sunset at 17:44 WIB.
Sunshine
With an average of 8.9h of sunshine, September has the most sunshine of the year.UV index
January, February, April, June through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In September, the average maximum UV index of 6 translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Regol, Indonesia
- Average high temperature in September: 28°C
The warmest month (with the highest average high temperature) is September (28°C).
The months with the lowest average high temperature are January and February (25.3°C).
- Average low temperature in September: 18°C
The month with the highest average low temperature is December (20.3°C).
The coldest month (with the lowest average low temperature) is July (17.6°C).
Average pressure in September
Regol, Indonesia
- Average pressure in September: 1011.5mbar
The month with the highest atmospheric pressure is September (1011.5mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in September
Regol, Indonesia
- Average wind speed in September: 5.3km/h
The windiest month (with the highest average wind speed) is January (5.5km/h).
The calmest month (with the lowest average wind speed) is April (3.9km/h).
Average humidity in September
Regol, Indonesia
- Average humidity in September: 75%
The months with the highest relative humidity are February and April (87%).
The month with the lowest relative humidity is September (75%).
Average rainfall in September
Regol, Indonesia
- Average rainfall in September: 90mm
The wettest month (with the highest rainfall) is December (385mm).
The driest month (with the least rainfall) is August (69mm).
Average rainfall days in September
Regol, Indonesia
- Average rainfall days in September: 20.6 days
The month with the highest number of rainy days is March (30.3 days).
The month with the least rainy days is August (17.3 days).
Average daylight in September /
Average sunshine in September
Regol, 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 42min).
- Average sunshine in September: 8h and 54min
The month with the most sunshine is September (Average sunshine: 8h and 54min).
The month with the least sunshine is July (Average sunshine: 6h and 30min).
Average sunshine days in September
Regol, Indonesia
- Average sunshine days in September: 6.2 days
The month with the most sunshine days is August (11.1 days).
The month with the least sunshine days is February (0.3 days).
Average UV index in September
Regol, Indonesia
- Average UV index in September: 6
The months with the highest UV index are January, February, April, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are March and May (UV index 5).
Average cloud cover in September
Regol, Indonesia
- Average cloud cover in September: 35
The months with the most cloud cover are January and February (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in September
Regol, Indonesia
- Average visibility in September: 8km
The months with the highest visibility are June, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May and July (7km).





