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Best Time for Rio, Ilha Grande & Paraty

Last updated: 2026-09-22

Sweet spot: May, June, July. Computed from NASA POWER climate normals across the route's overnight towns, balancing temperature, rainfall and daylight.

💡 Good to know

Reviewed post-summer window for the coastal road and regular passenger boats; live road, marine-weather and visitor checks still govern travel.
Outside the reviewed baseline because storm exposure, summer demand or transitional marine and road conditions need a separate assessment.

Month	Low	High	Rain	Daylight
January	20.9°C	27.2°C	222 mm	13.3 h
February	20.9°C	27.3°C	174 mm	12.8 h
March	20.4°C	26.4°C	174 mm	12.2 h
April	19.1°C	25.3°C	98 mm	11.5 h
May	16.6°C	23.3°C	65 mm	10.9 h
June	15.5°C	22.9°C	45 mm	10.6 h
July	14.6°C	22.7°C	47 mm	10.7 h
August	14.8°C	23.9°C	40 mm	11.2 h
September	15.9°C	25.1°C	66 mm	11.9 h
October	17.4°C	25.8°C	117 mm	12.5 h
November	18.3°C	25.6°C	195 mm	13.1 h
December	19.8°C	26.6°C	216 mm	13.4 h

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