← US Virgin Islands
Sea temperature in US Virgin Islands in October
29°Ctropical · monthly average
The sea around US Virgin Islands averages 29°C in October. Warm enough for relaxed swimming with no wetsuit needed.
Monthly sea temperatures across the year
Best swim months
Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
Warmest month
July (29°C)
Coolest month
January (26°C)
Best beaches in US Virgin Islands
St Thomas
Magens Bay
Heart-shaped one-mile beach on St Thomas.
St John
Trunk Bay
Underwater snorkel trail beach in Virgin Islands NP.
St Thomas
Sapphire Beach
East-end St Thomas resort beach.
St Thomas & St John
Magens Bay
Heart-shaped bay repeatedly named a world top-ten beach.
St Thomas & St John
Sapphire Beach
East-end reef beach with St John views.
St Thomas & St John
Coki Beach
Snorkel beach next to Coral World.
St Thomas & St John
Lindquist Beach
Undeveloped east-end white-sand beach.
St Thomas & St John
Trunk Bay
Underwater snorkel trail in Virgin Islands NP.
St Thomas & St John
Cinnamon Bay
Longest beach on St John.