Things to Do in Solomon Islands in January
January weather, activities, events & insider tips
January Weather in Solomon Islands
Is January Right for You?
Advantages
- Peak diving visibility at 25-30 m (82-98 ft) - January sits right in the dry season sweet spot when sediment settles and underwater visibility reaches its annual best, particularly around Marovo Lagoon and the Russell Islands where you'll actually see manta rays and eagle rays clearly
- WWII wreck exploration in calmer seas - The famous wrecks at Iron Bottom Sound off Guadalcanal are diveable year-round, but January's relatively settled conditions mean less surface chop and easier boat access, plus the cooler mornings (22-24°C/72-75°F) make gearing up less sweaty before you drop in
- Fewer tropical storms - While Solomon Islands doesn't have a true dry season, January statistically sees fewer cyclone systems than February-March, meaning your inter-island flights and boat transfers are less likely to get cancelled last-minute, which matters when you're trying to reach outer provinces
- Local kastom festivals in Western Province - January traditionally sees several village-level cultural ceremonies, particularly around Munda and Gizo, as communities celebrate after the Christmas-New Year period with traditional dancing, shell money exchanges, and feasting that tourists rarely witness because they're not heavily advertised
Considerations
- Still 10 rainy days with 277 mm (10.9 inches) total - This isn't Thailand's bone-dry season, you're looking at afternoon downpours that can last 1-2 hours rather than brief showers, and when it rains here the red clay roads become legitimately impassable, stranding you at your accommodation
- Limited infrastructure means weather impacts everything - A storm that would be minor inconvenience elsewhere can shut down the entire Honiara-Gizo flight schedule for 2-3 days, and there's no alternative fast transport, so build flexibility into your itinerary or risk missing international connections
- Peak pricing without peak infrastructure - January falls in high season pricing (accommodations run 15-25% higher than May-October) but you're still dealing with irregular power, limited ATM access outside Honiara, and restaurants that close without warning, so you're paying more for the same challenges
Best Activities in January
Marovo Lagoon liveaboard diving expeditions
January's settled conditions make this the ideal month to access the world's largest double-barrier lagoon system. The 700 sq km (270 sq mi) lagoon sees peak underwater visibility now, with water temperatures holding steady at 28-29°C (82-84°F) - warm enough that you'll be comfortable in a 3mm shorty rather than lugging full wetsuits. The lagoon's 100-plus dive sites include pristine soft coral gardens, vertical walls dropping to 60 m (197 ft), and regular pelagic action including hammerheads at Uepi Point. Most liveaboards run 5-7 day itineraries departing from Seghe airstrip.
Guadalcanal WWII battlefield tours
January's lower rainfall makes the inland jungle tracks to Henderson Field, Bloody Ridge, and the Gifu positions actually navigable by 4WD. These aren't manicured memorial parks - you're hiking through dense secondary growth to rusted artillery pieces, crashed aircraft, and foxhole networks still clearly visible 80+ years later. The cooler morning temperatures (22-24°C/72-75°F) mean you can tackle the steep 2.5 km (1.6 mi) climb to Bloody Ridge before the midday heat becomes oppressive. Local guides, many with grandfathers who witnessed the battles, provide context that goes far beyond the basic history.
Traditional village stays in Western Province
January timing often coincides with post-harvest kastom ceremonies in villages around Munda, Gizo, and Vona Vona Lagoon. These aren't staged cultural shows - you're participating in actual community life, learning to weave palm fronds, processing sago palm, fishing with local techniques, and if timing aligns, witnessing shell money exchanges or traditional dancing. The experience includes sleeping in leaf houses, eating food cooked in earth ovens, and genuinely disconnecting (no phone signal, intermittent solar power). The weather in January is cooperative enough that village boat access remains reliable.
Honiara Central Market morning food tours
The market runs daily but January brings specific seasonal produce - you'll find an abundance of ngali nuts (Canarium indicum), fresh coconut crab when available (though increasingly rare), and reef fish brought in on morning boats. The market operates 5:30am-2pm but go before 8am when it's less sweltering and the best produce hasn't sold out. This is where Honiara residents actually shop, so you'll navigate tight aisles between women selling betel nut, men butchering fresh tuna, and vendors with piles of cassava, taro, and sweet potato. The experience is chaotic, humid, and genuinely authentic.
Kennedy Island kayaking expeditions
January's calmer seas make the 10 km (6.2 mi) paddle from Gizo to Kennedy Island (where JFK sheltered after PT-109 sank in 1943) actually feasible for intermediate paddlers. The crossing takes 2.5-3 hours each way through the protected waters of the New Georgia Sound, passing small islands and coral outcrops. Kennedy Island itself is tiny - you can walk around it in 15 minutes - but the surrounding reefs offer excellent snorkeling and the historical significance is palpable when you understand Kennedy and his crew swam this distance in the dark while injured. Tour operators typically include lunch on the island and snorkel gear.
Tenaru Falls and river swimming
The 12 m (39 ft) waterfall sits about 8 km (5 mi) east of Honiara along a partially paved road that becomes muddy track for the final 2 km (1.2 mi). January's rainfall keeps the falls flowing strongly without creating the dangerous flash flood conditions you get in February-March. The swimming hole at the base stays relatively cool (24-25°C/75-77°F) compared to ocean temperatures, and the surrounding rainforest provides actual shade. This is where Honiara residents go on weekends to escape the heat. The site has basic facilities - pit toilets and a few covered picnic areas - but nothing fancy.
January Events & Festivals
Provincial kastom ceremonies (Western Province)
January traditionally sees multiple village-level cultural ceremonies, particularly in Western Province communities around Munda and Gizo. These aren't tourist events but actual community gatherings featuring traditional dancing, shell money exchanges, and feasting. The ceremonies mark the end of the Christmas-New Year period and often coincide with harvest celebrations. Access requires invitation or arrangement through community-based tourism contacts, and you'll need to follow specific protocols around photography, dress, and participation. The exact timing varies by village and is determined by local kastom leaders rather than fixed calendar dates.