St Helena, Ascension & Tristan da Cunha climate guide

Temperature in St Helena, Ascension & Tristan da Cunha (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
Min temperature (night-time)
Sea temperature

Sunshine & Daylight in St Helena, Ascension & Tristan da Cunha

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of daylight

Rainfall in St Helena, Ascension & Tristan da Cunha

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
Average monthly rainfall (mm)

More climate for St Helena, Ascension & Tristan da Cunha

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
Heat & Humidity

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Metric (°C / mm)  |  Imperial (°F / inches)

The climate guide shown above is for St Helena.

More about St Helena & Ascension

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

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St Helena, Ascension & Tristan da Cunha climate by month

Check St Helena, Ascension & Tristan da Cunha climate for a particular month by selecting from the list below. Monthly climate guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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