Skip to content
Voykit
Draft data. Times, fares and step counts are desk estimates awaiting field checks. How we verify
Source checked
A source and a date are on record: we read it from an official or published page. Not yet confirmed on the ground.
Field checked
Someone checked it on the ground, with the date shown.
Plan calculated
Worked out by Voykit from its own data (times, distances, budgets). A calculation, not a measurement.

Unknown times stay unknown. How we verify

When to go · Santa Rosa Island

Santa Rosa Island in January

Avoid month. Listed as a month to avoid: Dec–Feb (higher rain, slower boats).

Key facts

Verdict
Avoid
Temperature
30°C (86°F) / 22°C (72°F)
average high / low
Rain days
15
Crowds
Medium
Peru overall
Prices
Medium
Peru overall

Verdict

AvoidBest and avoid months for Santa Rosa Island

Listed as a month to avoid: Dec–Feb (higher rain, slower boats).

Is another month better than January?

January is rated avoid. These months rate higher:

Weather in January

Long-term averages
  • Santa Rosa IslandHighs around 30 °C (86 °F), lows around 22 °C (72 °F), rain on about 15 days

Crowds and prices

Crowds · Peru overall
Medium
Prices · Peru overall
Medium

Peru overall: Andes rainy season: afternoon storms, landslide risk on the Machu Picchu line; Lima sunny.

Compare two months

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

  • Verdict

    Jan: Avoid

    Jun: Great (better)

  • Daytime high

    Jan: 30 °C (86 °F)

    Jun: 32 °C (90 °F)

  • Night low

    Jan: 22 °C (72 °F)

    Jun: 23 °C (73 °F)

  • Rain days

    Jan: 15

    Jun: 12 (better)

  • Crowds

    Jan: Medium

    Jun: High

  • Prices

    Jan: Medium

    Jun: High

  • Festivals listed

    Jan: 0

    Jun: 1

January: Listed as a month to avoid: Dec–Feb (higher rain, slower boats).

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 January →