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When to go · Alotau

Alotau in January

Mixed month. Outside the best window (Sep–Nov). Across Papua New Guinea: Wet season on the south coast and in the Highlands; roads and airstrips close after rain.

Key facts

Verdict
Mixed
Temperature
30°C (86°F) / 22°C (72°F)
average high / low
Rain days
15
Crowds
Low
Papua New Guinea overall
Prices
Medium
Papua New Guinea overall

Verdict

MixedPapua New Guinea month rating

Outside the best window (Sep–Nov). Across Papua New Guinea: Wet season on the south coast and in the Highlands; roads and airstrips close after rain.

Is another month better than January?

January is rated mixed. These months rate higher:

Weather in January

Long-term averages
  • AlotauHighs around 30 °C (86 °F), lows around 22 °C (72 °F), rain on about 15 days
  • Islands and Milne Bay, Papua New Guinea · Rabaul, Kimbe, Kavieng, Alotau, Tufirainy

    Rain patterns differ by island; many dive operators rate September–December as the calmest and clearest window. Milne Bay is the only part of PNG regularly brushed by cyclones (roughly December–April).

Crowds and prices

Crowds · Papua New Guinea overall
Low
Prices · Papua New Guinea overall
Medium

Papua New Guinea overall: Wet season on the south coast and in the Highlands; roads and airstrips close after rain.

Compare two months

Weather, crowds and prices for any two months in Alotau, side by side.

  • Verdict

    Jan: Mixed

    Sep: Great (better)

  • Daytime high

    Jan: 30 °C (86 °F)

    Sep: 30 °C (86 °F)

  • Night low

    Jan: 22 °C (72 °F)

    Sep: 22 °C (72 °F)

  • Rain days

    Jan: 15

    Sep: 15

  • Crowds

    Jan: Low

    Sep: High

  • Prices

    Jan: Medium

    Sep: High

  • Festivals listed

    Jan: 0

    Sep: 1

January: Outside the best window (Sep–Nov). Across Papua New Guinea: Wet season on the south coast and in the Highlands; roads and airstrips close after rain.

September: Inside Alotau's best window: Sep–Nov.

Alotau: 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 Papua New Guinea in January →