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Galapagos Weather And Water Temperature By Month

This page puts the weather for all twelve months in one place. Air temperature, water temperature, rainfall and sea conditions are taken from our month-by-month Galapagos cruise guides, and each month links to its full guide with wildlife highlights and booking advice.

Galapagos Weather By Month

MonthAir TemperatureRainfallSea Conditions
January71-88°F (22-31°C); average highs around 84°F (29°C)Approx. 2-2.7 inches (50-68mm) – brief tropical showersCalm – low seasickness risk
February75-86°F (24-30°C) daytime; 70°F (21°C) nights~2.6 inches total; ~8-10 rainy days (short showers)Calm – trade winds at their weakest
March77-88°F (25-31°C) daytime – hottest month of the year~3.3 inches (8 cm) – highest monthly rainfall of the yearCalm – warm season trade winds still minimal
April72-88°F (22-31°C) daytime; comfortable evenings~1.4 inches (4 cm) – wet season winding down sharplyCalm – warm season still holding, trade winds not yet arrived
May72-82°F (22-28°C) – most comfortable of the warm season~0.6 inches (1.5 cm) – near-dry, lowest of warm seasonCalm to slightly variable – Humboldt Current starting to arrive
June70-77°F (21-25°C) – noticeably cooler than warm season~0.2 inches – essentially dryModerate – trade winds building; choppier than warm season
July66-76°F (19–24°C) – cool and comfortable for hikingVirtually none – driest period of the yearChoppy to rough on open crossings – seasickness preparation essential
August64-74°F (18-23°C) – coolest of the dry season~0.2 inches – essentially zeroRough to very rough on open crossings – strongest trade winds of year
September62-76°F (17-24°C) – coolest month of the year~0.2 inches – essentially zeroRoughest of the year – seasickness preparation essential
October64-77°F (18-25°C) – cool and comfortable, easing warmer~0.3 inches – one of the driest monthsImproving – noticeably calmer than September
November66-79°F (19-26°C) – warming through month, pleasant throughout~0.2 inches – still essentially dryCalm to moderate – noticeably settled compared to dry season peak
December72-82°F (22-28°C) – warm season beginning, rising through month~0.5 inches – first light showers of warm season, brief and clearing fastCalm – trade winds have eased; one of the smoothest crossing months

Galapagos Water Temperature By Month

MonthWater TemperatureUnderwater Visibility
January73-75°F (23-24°C) – warm and comfortableExcellent – up to 60-100ft (18-30m) at many sites
February76°F (24°C) average – warmest of the yearExcellent – peak visibility season
March76-77°F (24-25°C) – peak warmth of the yearExcellent – among the clearest of the year
April76-77°F (24-25°C) – peak annual warmth, tied with MarchExcellent – among the best of the year
May~74°F (23°C) – still warm, cooling begins toward JuneGood to excellent – transitional currents beginning
June~67-72°F (19-22°C) – wetsuit recommendedGood, though transitional currents can reduce it vs. warm season
July~65-72°F (18-22°C) – wetsuit essentialGood – reduced vs. warm season but rich with marine life
August~64-68°F (18-20°C) – coldest of the year; wetsuit essentialGood – rich with marine activity despite reduced clarity vs warm season
September~66-70°F (19-21°C) – cold; wetsuit essentialGood – nutrient-rich water with high marine activity
October~68-73°F (20-23°C) – still cool, beginning seasonal riseGood to very good – improving as season transitions
November~70-75°F (21-24°C) – rising toward warm season; wetsuit optional late monthGood to excellent – improving as Humboldt Current retreats
December~72-77°F (22-25°C) – warming rapidly; no wetsuit needed by mid-monthGood to excellent – warm season clarity returning

Warm Season Or Dry Season?