Weather in Kepulauan Solomon in September
Country-wide climate normals across 10 cities in Kepulauan Solomon.
How Hot Is Kepulauan Solomon in September?
Kepulauan Solomon 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 Kepulauan Solomon in September
Limited sunshine and short daylight define Kepulauan Solomon's September: Honiara averages just 1.1h of direct sun, with the sun up between 6:15 am and 6:15 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In Kepulauan Solomon In September?
Heavy seasonal rains saturate Kepulauan Solomon 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 Kepulauan Solomon Humid In September?
Kepulauan Solomon is enveloped in tropical-thick humidity through September: Honiara averages 80%, and most of the country tracks similarly. The constant moisture makes warm temperatures feel substantially hotter, and even nights bring limited cooling. Light cotton clothing is essential.
Wind In Kepulauan Solomon In September
Gentle steady winds define Kepulauan Solomon's September: Honiara averages 19 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Kepulauan Solomon In September
Heavy overcast covers Kepulauan Solomon in September: 78% cloud cover in Honiara, with similar grey conditions in most regions. Direct sun is rare, and the pattern is persistent across the country. Coastal and northern regions feel especially heavy.