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When to go · Hagåtña

Hagåtña in August

Mixed month. Outside the best window (All year). Across Guam: Wettest weeks and peak storm risk, yet Asian summer holidays fill hotels.

Key facts

Verdict
Mixed
Temperature
32°C (90°F) / 26°C (79°F)
average high / low
Rain days
5
Crowds
High
Guam overall
Prices
High
Guam overall

Verdict

MixedGuam month rating

Outside the best window (All year). Across Guam: Wettest weeks and peak storm risk, yet Asian summer holidays fill hotels.

Is another month better than August?

August is rated mixed. These months rate higher:

Weather in August

Long-term averages
  • HagåtñaHighs around 32 °C (90 °F), lows around 26 °C (79 °F), rain on about 5 days
  • Guam, Guam · Tumon, Hagåtña, the south and the north plateaustorm or typhoon risk

    Warm all year (26–31 °C (79–88 °F)). Dry trade-wind season January–May; rainy season July–November, when most typhoons pass. Guam lies in the zone where tropical storms form, so a storm is possible in any month.

Crowds and prices

Crowds · Guam overall
High
Prices · Guam overall
High

Guam overall: Wettest weeks and peak storm risk, yet Asian summer holidays fill hotels.

High-price month: see what to book ahead.

Compare two months

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

  • Verdict

    Aug: Mixed

    Jan: Good (better)

  • Daytime high

    Aug: 32 °C (90 °F)

    Jan: 31 °C (88 °F)

  • Night low

    Aug: 26 °C (79 °F)

    Jan: 24 °C (75 °F)

  • Rain days

    Aug: 5 (better)

    Jan: 8

  • Crowds

    Aug: High

    Jan: High

  • Prices

    Aug: High

    Jan: High

  • Festivals listed

    Aug: 0

    Jan: 1

August: Outside the best window (All year). Across Guam: Wettest weeks and peak storm risk, yet Asian summer holidays fill hotels.

January: Outside the best window (All year). Across Guam: Dry and breezy; Japanese and Korean winter holidays keep Tumon busy.

Hagåtña: 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
  • A spare day in the plan: storms can cancel flights and ferries

Build the full packing list for your trip →

Across Guam in August →