Weather in ソロモン諸島 in 12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 12月?
ソロモン諸島 sees consistently hot December weather — average highs of 29°C, average lows of 26°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 12月
ソロモン諸島 sees limited sun in December: just 0.9h a day in Honiara, with heavy cloud cover common across most regions. Daylight runs from 5:55 am to 6:35 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 12月?
Heavy seasonal rains saturate ソロモン諸島 in December — Honiara averages 412mm of rain across 26 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 12月?
ソロモン諸島 is enveloped in tropical-thick humidity through December: 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 ソロモン諸島 In 12月
Light breezes are typical across ソロモン諸島 in December: 13 kph in Honiara, 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 ソロモン諸島 In 12月
Heavy overcast covers ソロモン諸島 in December: 79% 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.