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When to go · Rabaul

Rabaul in September

Great month. Inside Rabaul's best window: Jun–Oct.

Key facts

Verdict
Great
Temperature
28°C (82°F) / 22°C (72°F)
average high / low
Rain days
8
Crowds
High
Papua New Guinea overall
Prices
High
Papua New Guinea overall

Verdict

GreatBest and avoid months for Rabaul

Inside Rabaul's best window: Jun–Oct.

Is another month better than September?

No other month rates higher than September for Rabaul in this guide.

Weather in September

Long-term averages
  • RabaulHighs around 28 °C (82 °F), lows around 22 °C (72 °F), rain on about 8 days
  • Islands and Milne Bay, Papua New Guinea · Rabaul, Kimbe, Kavieng, Alotau, Tufibest weather

    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).

Festivals and holidays

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.

  • Independence Day, Goroka Show and Hiri Moale big impact

    Mid-September, around 16 Sep · Papua New Guinea

    The Goroka Show fills every bed in town; Port Moresby holds the Hiri Moale festival of canoes and dances; offices close for several days.

Crowds and prices

Crowds · Papua New Guinea overall
High
Prices · Papua New Guinea overall
High

Papua New Guinea overall: Independence Day (16 Sep), the Goroka Show and Hiri Moale; the busiest and best-known month.

High-price month: see what to book ahead.

Compare two months

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

  • Verdict

    Sep: Great

    Jun: Great

  • Daytime high

    Sep: 28 °C (82 °F)

    Jun: 29 °C (84 °F)

  • Night low

    Sep: 22 °C (72 °F)

    Jun: 23 °C (73 °F)

  • Rain days

    Sep: 8

    Jun: 8

  • Crowds

    Sep: High

    Jun: Medium

  • Prices

    Sep: High

    Jun: Medium

  • Festivals listed

    Sep: 1

    Jun: 0

September: Inside Rabaul's best window: Jun–Oct.

June: Inside Rabaul's best window: Jun–Oct.

Rabaul: figures are long-term averages from this guide, not a forecast.

What to pack

Nothing unusual for the weather this month.

Build the full packing list for your trip →

Across Papua New Guinea in September →