Northern Mariana Islands Weather, climate and geography
Weather and climate
Best time to visit
Tropical climate, tempered by trade winds. The rainy season is July to November.
Lightweight cottons and linens, with light rainwear advisable all year.
Located to the south of Japan and to the north of Guam, the Northern Mariana Islands comprise 14 islands, the main ones being Rota, Saipan and Tinian. The group is compact, consisting of a single chain 736km (460 miles) long. The islands have high volcanic cones.