Temperature
Pleasant by day, warm at night.
75°Ftypical Aug high
Ascension Island is most comfortable around August to November. Typical daytime highs run about 74-80°F year-round. Humidity is noticeable much of the year. Rain is rare year-round.

Pleasant by day, warm at night.
A dry month, with very little rain.
Plenty of sun this month.
The air feels slightly humid this month.
Partly cloudy across the month.
Want a side-by-side climate view? Compare Ascension Island with Port Louis.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 11, 2026
Data & methodology