The islands' ocean-equatorial climate is extremely humid throughout the year, with a mean temperature of 26.5 °C (79.7 °F) and few extremes of temperature or weather. June through August is the cooler period. Though seasons are not pronounced, the northwesterly winds of November through April bring more frequent rainfall and occasional squalls or cyclones. The annual rainfall is about 3,050 millimetres (120 in).
As of 2006, there were 552,438 people in Solomon Islands.The majority of Solomon Islanders are ethnically Melanesian (94.5%). Polynesian (3%) and Micronesian (1.2%) are the two other significant groups. There are a few thousand ethnic Chinese.
Visit the main islands of Choiseul, Guadalcanal, Malaita, New Georgia, San Cristobal and Santa Isabel. They are up to 200km (120 miles) long and up to 50km (30 miles) wide. The wildlife on the islands is of great interest, consisting of a mixture of introduced and indigenous species. Most islands are populated with a range of reptiles (including turtles), as well as marsupials such as flying foxes (fruit bats), phalangers and opossums.