Climate almanac
Saint Helena Bay
Western Cape, South Africa · -32.77°, 18.03°
What is the climate like in Saint Helena Bay?
The best time to visit Saint Helena Bay is typically August – May, with trip comfort peaking in January (8.9/10). Saint Helena Bay is warmest in January, when daily highs average 68°F (20°C), and coolest in August, when lows fall to about 53°F (12°C). The wettest month is typically June and the driest is February; the year sees roughly 10.0 in (253 mm) of precipitation.
- Best time to visitAugust – May — comfort peaks in January (8.9/10)
- Warmest monthJanuary — average high 68°F (20°C)
- Coolest monthAugust — average low 53°F (12°C)
- Wettest monthJune (2.2 in (55 mm))
- Driest monthFebruary (0.2 in (5 mm))
- Annual precipitation10.0 in (253 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromCape Columbine, 19 km away (1959-2026)