When to go · Tristan da Cunha

Tristan da Cunha in September

Avoid month. Listed as a month to avoid: Jun–Sep (storm season).

Key facts

Verdict: Avoid
Temperature: 20°C (68°F)68°F (20°C) / 10°C (50°F)50°F (10°C); average high / low
Rain days: 12
Crowds: Low; Saint Helena, Ascension and Tristan da Cunha overall
Prices: Low; Saint Helena, Ascension and Tristan da Cunha overall

Plan around it

Verdict

AvoidBest and avoid months for Tristan da Cunha

Listed as a month to avoid: Jun–Sep (storm season).

September is rated avoid. These months rate higher:

Long-term averages

Tristan da CunhaHighs around 20 °C (68 °F), lows around 10 °C (50 °F), rain on about 12 daysHighs around 68 °F (20 °C), lows around 50 °F (10 °C), rain on about 12 days
Tristan da Cunha, Saint Helena, Ascension and Tristan da Cunha · Edinburgh of the Seven Seascool
Cool, windy and wet all year; ships cannot land in heavy swell.

Saint Helena, Ascension and Tristan da Cunha overall: Cool; Tristan's main annual relief voyage often sails around now (check).

Weather, crowds and prices for any two months in Tristan da Cunha, side by side.

First month

Second month

September: Listed as a month to avoid: Jun–Sep (storm season).

January: Inside Tristan da Cunha's best window: Oct–Mar.

Tristan da Cunha: figures are long-term averages from this guide, not a forecast.