Saint Helena, Ascension and Tristan da Cunha in May

Cooler uplands; 21 May Saint Helena Day.

May is rated good. These months rate higher:

• NovemberGreatWarming; good hiking and diving.
• DecemberGreatChristmas and the start of whale-shark season; flights and beds fill.
• JanuaryGreatPeak season: warm, whale sharks in the bays, extra flights (check); book early.
• FebruaryGreatWarm and settled; whale sharks; Ascension turtles nesting.

• Saint Helena coast · Jamestown, Rupert's, Sandy Bayfine

  Mild and dry in the rocky valleys, 20–28 °C (68–82 °F); cooler and breezier from June to October.Mild and dry in the rocky valleys, 68–82 °F (20–28 °C); cooler and breezier from June to October.

• Saint Helena uplands · Longwood, Diana's Peak, Blue Hill, Levelwoodcool

  Cooler, misty and wetter at 500–800 m; bring a fleece all year.

• Ascension · Georgetown, Green Mountainfine

  Hot, dry lava lowlands; cloud forest on Green Mountain.

• Tristan da Cunha · Edinburgh of the Seven Seascool

  Cool, windy and wet all year; ships cannot land in heavy swell.

• Jamestown25 °C (77 °F) / 19 °C (66 °F), 3 rain days77 °F (25 °C) / 66 °F (19 °C), 3 rain days
• Tristan da Cunha23 °C (73 °F) / 10 °C (50 °F), 8 rain days73 °F (23 °C) / 50 °F (10 °C), 8 rain days

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

• Saint Helena Day

  21 May

  Anniversary of the island's discovery in 1502; events in Jamestown.

• King's Birthday

  Late May / early Jun (check)

  Public holiday.

Crowds · Saint Helena, Ascension and Tristan da Cunha

Low

Prices · Saint Helena, Ascension and Tristan da Cunha

Medium

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

• Layers: a fleece or light jacket

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Rated best or good this month

• Jamestown

  Mild, some cloud.