Saint Helena, Ascension and Tristan da Cunha are located in the South Atlantic Ocean and have a mild and comfortable climate throughout the year. However, each island has its own unique climate patterns and weather conditions. Here are the details:
Saint Helena
Saint Helena has a subtropical climate with temperatures ranging from 20°C to 27°C (68°F to 81°F) year-round. The island receives most of its rainfall from November to March, but it can rain at any time of the year. The best time to visit Saint Helena is between December and April, when the weather is drier and cooler.
Ascension Island
Ascension Island has a hot and dry tropical climate with temperatures ranging from 23°C to 29°C (73°F to 84°F) year-round. The island receives very little rainfall throughout the year. The best time to visit Ascension Island is from May to October, when the temperatures are cooler.
Tristan da Cunha
Tristan da Cunha has a marine sub-polar climate with temperatures ranging from 4°C to 16°C (39°F to 61°F) year-round. The island receives high rainfall throughout the year, with most of it falling between May and September. The best time to visit Tristan da Cunha is between December and March, when the weather is milder and drier.