Weather in インドネシア共和国 in 9月
Country-wide climate normals across 42 cities in インドネシア共和国.
How Hot Is インドネシア共和国 in 9月?
Uniform heat across インドネシア共和国's September: averages climb to 31°C nationally with overnight lows of 23°C, narrow spread from coast to interior. The hottest cities like Semarang register similar readings to the coolest, so plan for consistently hot weather across the country.
Sunshine in インドネシア共和国 in 9月
Dark, overcast days dominate インドネシア共和国 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 インドネシア共和国 In 9月?
インドネシア共和国's September is wet across most regions: 173mm in Jakarta across 17 days, with rain falling on most days of the month. Coastal and highland regions can see significantly more, while interior regions may stay slightly drier. Sunny stretches are brief and uncommon.
Is インドネシア共和国 Humid In 9月?
Mugginess defines インドネシア共和国's September: humidity averages 74% in Jakarta, and the air feels noticeably heavy across most regions. Sweat sits on the skin longer than it would in drier conditions, and overnight relief is limited. Pack light, breathable fabrics.
Wind In インドネシア共和国 In 9月
Light breezes are typical across インドネシア共和国 in September: 12 kph in Jakarta, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In インドネシア共和国 In 9月
インドネシア共和国 sees mostly cloudy weather through September: Jakarta averages 68% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.