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When to go · Santa Rosa Island

Santa Rosa Island in May

Good month. Outside the best window (Jun–Oct). Across Peru: Dry season begins; good trekking; Machu Picchu tickets still available a few weeks out.

Key facts

Verdict
Good
Temperature
33°C (91°F) / 24°C (75°F)
average high / low
Rain days
11
Crowds
Medium
Peru overall
Prices
Medium
Peru overall

Verdict

GoodPeru month rating

Outside the best window (Jun–Oct). Across Peru: Dry season begins; good trekking; Machu Picchu tickets still available a few weeks out.

Is another month better than May?

May is rated good. These months rate higher:

Weather in May

Long-term averages
  • Santa Rosa IslandHighs around 33 °C (91 °F), lows around 24 °C (75 °F), rain on about 11 days

Crowds and prices

Crowds · Peru overall
Medium
Prices · Peru overall
Medium

Peru overall: Dry season begins; good trekking; Machu Picchu tickets still available a few weeks out.

Compare two months

Weather, crowds and prices for any two months in Santa Rosa Island, side by side.

  • Verdict

    May: Good

    Jun: Great (better)

  • Daytime high

    May: 33 °C (91 °F)

    Jun: 32 °C (90 °F)

  • Night low

    May: 24 °C (75 °F)

    Jun: 23 °C (73 °F)

  • Rain days

    May: 11 (better)

    Jun: 12

  • Crowds

    May: Medium

    Jun: High

  • Prices

    May: Medium

    Jun: High

  • Festivals listed

    May: 0

    Jun: 1

May: Outside the best window (Jun–Oct). Across Peru: Dry season begins; good trekking; Machu Picchu tickets still available a few weeks out.

June: Inside Santa Rosa Island's best window: Jun–Oct.

Santa Rosa Island: figures are long-term averages from this guide, not a forecast.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Peru in May →