Saint Helena climate
World Climates covers 1 place in Saint Helena. Jamestown has a hot desert climate (Köppen BWh).
Climate of every place in Saint Helena
| Place | Year | Max high | Min low | Precip. |
|---|---|---|---|---|
| Jamestown | 22 | 25 | 19 | 58 |
Year = annual mean temperature; max high = average high of the warmest month; min low = average low of the coldest month; precip. = annual total. Temperatures in °C°F, precipitation in mminches. Sorted by population.
Data: NASA POWER climatology 2001–2025 (MERRA-2 reanalysis, CERES satellite data) — grid-cell averages, not station records. Sources and method.