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When to go · Tamuning

Tamuning in September

Avoid month. Listed as a month to avoid: Sep–Nov (typhoon risk, check).

Key facts

Verdict
Avoid
Temperature
32°C (90°F) / 27°C (81°F)
average high / low
Rain days
7
Crowds
Low
Guam overall
Prices
Low
Guam overall

Verdict

AvoidBest and avoid months for Tamuning

Listed as a month to avoid: Sep–Nov (typhoon risk, check).

Is another month better than September?

September is rated avoid. These months rate higher:

Weather in September

Long-term averages
  • TamuningHighs around 32 °C (90 °F), lows around 27 °C (81 °F), rain on about 7 days

Crowds and prices

Crowds · Guam overall
Low
Prices · Guam overall
Low

Guam overall: Heavy showers and typhoon risk; low prices outside Chuseok.

Compare two months

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

  • Verdict

    Sep: Avoid

    Jan: Great (better)

  • Daytime high

    Sep: 32 °C (90 °F)

    Jan: 30 °C (86 °F)

  • Night low

    Sep: 27 °C (81 °F)

    Jan: 24 °C (75 °F)

  • Rain days

    Sep: 7

    Jan: 6 (better)

  • Crowds

    Sep: Low

    Jan: High

  • Prices

    Sep: Low

    Jan: High

  • Festivals listed

    Sep: 0

    Jan: 1

September: Listed as a month to avoid: Sep–Nov (typhoon risk, check).

January: Inside Tamuning's best window: Jan–May.

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

What to pack

  • Light, breathable clothes, a sun hat and sunscreen

Build the full packing list for your trip →

Across Guam in September →