WEATHER IN HALONG BAY 0 5 10 15 20 25 30 Average Temperature Average Rainfall 0 50 100 150 200 250 300 Weather Summer (May to Aug) Spring (Feb to Apr) Winter (Nov to Jan) Autumn (Sep to Nov) 20% 40% 20% 20% 172 - 265 mm 3 - 57 mm 54 - 190 mm 12mm - 23mm Activities Spring Summer Autumn Winter Quick Facts 1553 km2 120 km coastline 1969 islets 3 main areas: Halong Bay center, Bai Tu Long Bay, Lang Ha Bay and Cat Ba Island http://www.indochina-junk.com Chance of rain Chance of rain Chance of rain Chance of rain 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 o c mm