Weather in ソロモン諸島 in 9月
Country-wide climate normals across 10 cities in ソロモン諸島.
How Hot Is ソロモン諸島 in 9月?
ソロモン諸島 sees consistently hot September weather — average highs of 29°C, average lows of 25°C, with minimal regional differences. Whether you're in Honiara or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in ソロモン諸島 in 9月
ソロモン諸島 sees limited sun in September: just 1.1h a day in Honiara, with heavy cloud cover common across most regions. Daylight runs from 6:15 am to 6:15 pm, but persistent grey skies and overcast stretches mean direct sunlight is genuinely scarce. Many days pass without any prolonged sunny spells.
Does It Rain In ソロモン諸島 In 9月?
Heavy seasonal rains saturate ソロモン諸島 in September — Honiara averages 221mm of rain across 21 days, with downpours an almost daily feature. The pattern is consistent across most regions, particularly along monsoon-affected coasts. Expect torrential afternoon storms followed by humid heat.
Is ソロモン諸島 Humid In 9月?
Heavy oppressive humidity covers ソロモン諸島 in September: 80% on average in Honiara, and similar saturating conditions exist nationwide. The air feels thick and heavy from sunrise to sundown, with little overnight respite. Coastal and tropical regions feel especially stifling.
Wind In ソロモン諸島 In 9月
ソロモン諸島's September has gentle wind — Honiara averages 19 kph, and the country tracks similarly. Outdoor activity is comfortable, and afternoon thermals add a pleasant breeze in inland areas.
Cloud Cover In ソロモン諸島 In 9月
ソロモン諸島's September is dominated by overcast skies: Honiara averages 78% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.