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October signals the gradual end of typhoon season. Rain remains frequent but typhoon risk decreases noticeably in the second half of the month. Prices start to inch upward as the dry season approaches. October is a genuine shoulder month.
27–31°C (81–88°F)
Air temp
29°C (84°F)
Sea temp
High (declining)
Rainfall
Low
Crowds
why go
what's on
Halloween
October 31US-style Halloween celebrations at Tumon hotels and bars, popular with military families and tourists alike.
travel tips
Mid-to-late October is the best part of the wet season to visit — lower typhoon risk than August/September, still good hotel prices.
Pack both rain gear and swimwear — weather is genuinely mixed in October.
Snorkeling visibility improves significantly in late October compared to peak wet season.
common questions
Late October is a reasonable choice — typhoon risk is lower, prices are still good (20–30% below peak), and the island is starting to green up beautifully. Early October is riskier. If you can visit late October rather than early, the experience is noticeably better.
Yes, particularly in early October. Rainfall is still above average, but by late October it begins to decrease. You'll likely experience both sunny days and rainy days during an October trip.
Pack light summer clothing plus a compact rain jacket — rain is still frequent, especially early in the month. Quick-dry fabrics and sandals that handle wet ground are practical. By late October conditions improve significantly, so packing for variable weather is the right approach. A light layer for air-conditioned indoor spaces remains useful year-round in Guam.
Yes — October hotel rates are typically 20–35% lower than January–March peak season. As the wet season winds down, some resorts begin running early-bird promotions for the upcoming dry season. It can be a genuinely good value month, particularly in the second half of October when weather improves but rates haven't yet adjusted upward.