Weather in Endonezya in Eylül
Country-wide climate normals across 42 cities in Endonezya.
How Hot Is Endonezya in Eylül?
Endonezya sees consistently hot September weather — average highs of 31°C, average lows of 23°C, with minimal regional differences. Whether you're in Jakarta or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Endonezya in Eylül
Dark, overcast days dominate Endonezya in September — Jakarta sees just 2.3h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In Endonezya In Eylül?
Heavy rain shapes Endonezya's September: Jakarta averages 173mm across 17 days, and most regions of the country see similar persistent wet conditions. Long sunny stretches are rare. Expect rain on roughly two out of every three days.
Is Endonezya Humid In Eylül?
Endonezya's September is humid — 74% on average in Jakarta, with similar muggy conditions in most regions. Afternoons feel sticky, especially after rain, and the moisture amplifies warm-day temperatures noticeably. Coastal cities see the highest readings.
Wind In Endonezya In Eylül
Endonezya's September has gentle wind — Jakarta averages 12 kph, and the country tracks similarly. Outdoor activity is comfortable, and afternoon thermals add a pleasant breeze in inland areas.
Cloud Cover In Endonezya In Eylül
Cloudy skies dominate Endonezya in September — 68% cover in Jakarta, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.