When to go · Tumon
Tumon in October
Mixed month. Typhoon season; heavy rain.
Key facts
- Verdict
- Mixed
- Temperature
- 31°C88°F / 25°C77°F
- average high / low
- Rain days
- 22
- Crowds
- Low
- Guam overall
- Prices
- Low
- Guam overall
Verdict
Typhoon season; heavy rain.
Weather in October
- TumonHighs around 31 °C, lows around 25 °C, rain on about 22 daysHighs around 88 °F, lows around 77 °F, rain on about 22 days
- Guam, Guam · Tumon, Hagåtña, the south and the north plateaustorm or typhoon risk
Warm all year (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.Warm all year (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.
Typhoon and heavy rain season
Lowest prices; quiet beaches on dry days.
Watch: Storms, swell and closures; flexible plans needed.
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.
Typhoon season check
Jul–Nov · Island-wide
Storms can close beaches, roads and flights.
Peak of the wet season
Oct–Nov
Heavy rain most days.
Chuseok (Korea)
Sep–Oct (lunar) · Guam
Short surge of Korean visitors; Tumon hotels fill.
Crowds and prices
- Crowds · Guam overall
- Low
- Prices · Guam overall
- Low
Guam overall: Still stormy; seas rough on exposed coasts. Keep a spare day.
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