When to go · Dededo
Dededo in August
Mixed month. Outside the best window (Jan–May, dry season). Across Guam: Wettest weeks and peak storm risk, yet Asian summer holidays fill hotels.
Key facts
- Verdict
- Mixed
- Temperature
- 33°C (91°F)91°F (33°C) / 27°C (81°F)81°F (27°C)
- average high / low
- Rain days
- 7
- Crowds
- High
- Guam overall
- Prices
- High
- Guam overall
Verdict
Outside the best window (Jan–May, dry season). 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
- DededoHighs around 33 °C (91 °F), lows around 27 °C (81 °F), rain on about 7 daysHighs around 91 °F (33 °C), lows around 81 °F (27 °C), rain on about 7 days
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 Dededo, side by side.
Verdict
Aug: Mixed
Jan: Great (better)
Daytime high
Aug: 33 °C (91 °F)91 °F (33 °C)
Jan: 30 °C (86 °F)86 °F (30 °C)
Night low
Aug: 27 °C (81 °F)81 °F (27 °C)
Jan: 24 °C (75 °F)75 °F (24 °C)
Rain days
Aug: 7
Jan: 5 (better)
Crowds
Aug: High
Jan: High
Prices
Aug: High
Jan: High
Festivals listed
Aug: 0
Jan: 1
August: Outside the best window (Jan–May, dry season). Across Guam: Wettest weeks and peak storm risk, yet Asian summer holidays fill hotels.
January: Inside Dededo's best window: Jan–May, dry season.
Dededo: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen