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When to go · Tumon

Tumon in July

Mixed month. Typhoon season; Jul 21 Liberation Day closures in Hagåtña.

Key facts

Verdict
Mixed
Temperature
31°C (88°F) / 25°C (77°F)
average high / low
Rain days
22
Crowds
Medium
Guam overall
Prices
Medium
Guam overall

Verdict

MixedVoykit month rating for Tumon

Typhoon season; Jul 21 Liberation Day closures in Hagåtña.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

Is another month better than July?

July is rated mixed. These months rate higher:

Weather in July

Long-term averages
  • TumonHighs around 31 °C (88 °F), lows around 25 °C (77 °F), rain on about 22 days
  • Guam, Guam · Tumon, Hagåtña, the south and the north plateaurainy

    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.

Early wet season season

Green and cheaper; showers begin.

Watch: Typhoon risk begins to rise.

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.

  • Liberation Day

    21 July · Hagåtña and island-wide

    Parades and closures; beaches busy.

  • Typhoon season check

    Jul–Nov · Island-wide

    Storms can close beaches, roads and flights.

Crowds and prices

Crowds · Guam overall
Medium
Prices · Guam overall
Medium

Guam overall: Rainy season begins; Liberation Day festivities; typhoon watch starts.

Compare two months

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

  • Verdict

    Jul: Mixed

    Jan: Great (better)

  • Daytime high

    Jul: 31 °C (88 °F)

    Jan: 30 °C (86 °F)

  • Night low

    Jul: 25 °C (77 °F)

    Jan: 24 °C (75 °F)

  • Rain days

    Jul: 22

    Jan: 15 (better)

  • Crowds

    Jul: Medium

    Jan: High

  • Prices

    Jul: Medium

    Jan: High

  • Festivals listed

    Jul: 2

    Jan: 3

July: Typhoon season; Jul 21 Liberation Day closures in Hagåtña.

January: Dry season; comfortable and busy.

Tumon: 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 Guam in July →