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)88°F (31°C) / 25°C (77°F)77°F (25°C)
- average high / low
- Rain days
- 22
- Crowds
- Medium
- Guam overall
- Prices
- Medium
- Guam overall
Verdict
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
- TumonHighs around 31 °C (88 °F), lows around 25 °C (77 °F), rain on about 22 daysHighs around 88 °F (31 °C), lows around 77 °F (25 °C), 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.Warm all year (79–88 °F (26–31 °C)). 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)88 °F (31 °C)
Jan: 30 °C (86 °F)86 °F (30 °C)
Night low
Jul: 25 °C (77 °F)77 °F (25 °C)
Jan: 24 °C (75 °F)75 °F (24 °C)
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