September weather forecastKesiman, Indonesia
September weather for Kesiman, Indonesia: The first month of the spring, September, is also a moderately hot month in Kesiman, Indonesia, with temperature in the range of an average low of 21.4°C (70.5°F) and an average high of 27.5°C (81.5°F). On the last day of September, in Kesiman, sunrise is at 06:03 and sunset at 18:14 WITA.
September
Weather in September
The first month of the spring, September, is also a moderately hot month in Kesiman, Indonesia, with temperature in the range of an average low of 21.4°C (70.5°F) and an average high of 27.5°C (81.5°F).Temperature
As Kesiman steps into September, the average high-temperature is measured at a still warm 27.5°C (81.5°F), displaying minor differences from August's 26.5°C (79.7°F). Kesiman experiences an average low-temperature of 21.4°C (70.5°F) in the month of September.Heat index
During September, the heat index is estimated at a hot 31°C (87.8°F). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.Understanding the heat index involves considering values for shaded locales with light wind. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
In September, the average relative humidity is 83%.Rainfall
In September, in Kesiman, the rain falls for 15.3 days. Throughout September, 39mm (1.54") of precipitation is accumulated. Throughout the year, in Kesiman, there are 247.7 rainfall days, and 1063mm (41.85") 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 06:20 and sunset at 18:17. On the last day of September, in Kesiman, sunrise is at 06:03 and sunset at 18:14 WITA.
Sunshine
In September, the average sunshine in Kesiman is 8.1h.UV index
The months with the lowest UV index in Kesiman are January, May through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: In September, a regular UV index of 6 translates into these guidelines:
Prevent overexposure. Protection from the sun's harmful effects is needed. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kesiman, Indonesia
- Average high temperature in September: 27.5°C
The warmest months (with the highest average high temperature) are February and March (28.8°C).
The month with the lowest average high temperature is July (26.4°C).
- Average low temperature in September: 21.4°C
The month with the highest average low temperature is January (23.8°C).
The coldest month (with the lowest average low temperature) is August (21.2°C).
Average pressure in September
Kesiman, Indonesia
- Average pressure in September: 1011.8mbar
The month with the highest atmospheric pressure is August (1011.9mbar).
The month with the lowest atmospheric pressure is December (1008.4mbar).
Average wind speed in September
Kesiman, Indonesia
- Average wind speed in September: 8.6km/h
The windiest month (with the highest average wind speed) is July (10.1km/h).
The calmest month (with the lowest average wind speed) is March (5.9km/h).
Average humidity in September
Kesiman, Indonesia
- Average humidity in September: 83%
The months with the highest relative humidity are June and July (85%).
The months with the lowest relative humidity are January and October (82%).
Average rainfall in September
Kesiman, Indonesia
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is December (146mm).
The driest month (with the least rainfall) is August (23mm).
Average rainfall days in September
Kesiman, Indonesia
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is December (25.9 days).
The month with the least rainy days is August (14.8 days).
Average daylight in September /
Average sunshine in September
Kesiman, 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 36min).
- Average sunshine in September: 8h and 6min
The months with the most sunshine are October and November (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days in September
Kesiman, Indonesia
- Average sunshine days in September: 11.2 days
The month with the most sunshine days is October (13 days).
The month with the least sunshine days is December (4 days).
Average UV index in September
Kesiman, Indonesia
- Average UV index in September: 6
The months with the highest UV index are February, March, April, October, November and December (UV index 7).
The months with the lowest UV index are January, May, June, July, August and September (UV index 6).
Average cloud cover in September
Kesiman, Indonesia
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 33).
Average visibility in September
Kesiman, Indonesia
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).





