Climate of Saint Helena — Month by Month
Country-wide average for Saint Helena, Ascension and Tristan da Cunha. Part of Western Africa, Africa.
Located in Western Africa, Africa, Saint Helena, Ascension and Tristan da Cunha has a consistently warm climate. Country-wide average temperatures range from 24°C / 75.2°F in August to 27°C / 80.6°F in April, with annual rainfall totalling around 620 mm / 24.4 in — driest in February (40 mm / 1.6 in), wettest in May (60 mm / 2.4 in). These are national averages; regional variation can be substantial, especially in geographically diverse countries. For city-level detail see the cities section below, and for state or province breakdowns follow the subdivisions link if available.
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| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 25.5°C77.9°F | 45 mm1.8″ | — |
| February | 26°C78.8°F | 40 mm1.6″ | Sunny & Hot, Sunny & Warm |
| March | 26.5°C79.7°F | 40 mm1.6″ | Sunny & Hot |
| April | 27°C80.6°F | 50 mm2″ | — |
| May | 26.5°C79.7°F | 60 mm2.4″ | — |
| June | 25.5°C77.9°F | 60 mm2.4″ | — |
| July | 24.5°C76.1°F | 60 mm2.4″ | — |
| August | 24°C75.2°F | 60 mm2.4″ | — |
| September | 24°C75.2°F | 60 mm2.4″ | — |
| October | 24.5°C76.1°F | 50 mm2″ | — |
| November | 25°C77°F | 50 mm2″ | — |
| December | 25°C77°F | 45 mm1.8″ | — |
Frequently asked questions
What is the best time to visit Saint Helena, Ascension and Tristan da Cunha?
The best months to visit Saint Helena, Ascension and Tristan da Cunha for sunny, dry weather are February, March. The warmest month is April (27°C / 80.6°F average), and the driest is February (~40 mm / 1.6 in rainfall).
What is the climate of Saint Helena, Ascension and Tristan da Cunha?
Saint Helena, Ascension and Tristan da Cunha has country-wide monthly average temperatures ranging from 24°C / 75.2°F in August to 27°C / 80.6°F in April. Annual rainfall averages about 620 mm / 24.4 in, with the wettest month being May (60 mm / 2.4 in) and the driest February (40 mm / 1.6 in). Regional variation within Saint Helena, Ascension and Tristan da Cunha can be significant — see subdivision or city pages for detail.
What is the hottest month in Saint Helena, Ascension and Tristan da Cunha?
The hottest month in Saint Helena, Ascension and Tristan da Cunha is April, with a country-wide average temperature of 27°C / 80.6°F.
What is the coldest month in Saint Helena, Ascension and Tristan da Cunha?
The coldest month in Saint Helena, Ascension and Tristan da Cunha is August, with a country-wide average temperature of 24°C / 75.2°F.
When does it rain most in Saint Helena, Ascension and Tristan da Cunha?
The wettest month in Saint Helena, Ascension and Tristan da Cunha is May, averaging about 60 mm / 2.4 in of rain. The driest is February with about 40 mm / 1.6 in.