canIswim

Sea temperature and swimming season in Jamaica

When the sea is warm enough to swim in 15 coastal cities in Jamaica.

CityWarmestColdestSwimming season
Kingston 30.0°C Sep 27.4°C Feb all year
Spanish Town 30.0°C Sep 27.4°C Feb all year
Montego Bay 30.2°C Sep 27.3°C Feb all year
Ocho Rios 30.2°C Sep 27.3°C Feb all year
Old Harbour 30.1°C Sep 27.3°C Feb all year
Savanna-la-Mar 30.3°C Sep 27.6°C Feb all year
Port Antonio 30.1°C Sep 27.3°C Feb all year
Negril 30.3°C Sep 27.5°C Feb all year
Runaway Bay 30.2°C Sep 27.3°C Feb all year
Tower Hill 30.0°C Sep 27.3°C Feb all year
Barbican 30.3°C Sep 27.4°C Feb all year
Hayes 30.1°C Sep 27.3°C Feb all year
Morant Bay 30.0°C Sep 27.3°C Feb all year
Yallahs 30.0°C Sep 27.3°C Feb all year
Annotto Bay 30.2°C Sep 27.3°C Feb all year

Season uses 19°C. Why that number, and where the data comes from