Monthly climate guide
Plettenberg Bay weather in December
With highs near 25°C (77°F) and lows around 15°C (60°F), December feels warm in Plettenberg Bay. Rainfall averages about 31 mm (fairly dry) and the sky is a mix of sun and cloud. Daytime highs are 3°C warmer than November and about the same as January.
What stands out in December
- Plettenberg Bay is usually about 3°C cooler than Mossel Bay, 110 km away, in December.
- December is Plettenberg Bay's third warmest month.
- Seasonally, December counts as early summer in Plettenberg Bay — the seasons are reversed south of the equator.
- It's humid — around 72% — so the heat feels heavier.
It's usually the driest month of the year.
Avg high
25°C
77°F
Avg low
15°C
60°F
Rainfall
31 mm
fairly dry
Humidity
72%
relative
Sky
47%
cloud · a mix of sun and cloud
Plettenberg Bay weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 27°C / 80°F | 17°C / 62°F | 46 mm | 72% | 47% |
| February | 26°C / 79°F | 17°C / 62°F | 46 mm | 73% | 44% |
| March | 25°C / 77°F | 16°C / 60°F | 53 mm | 74% | 47% |
| April | 23°C / 73°F | 13°C / 56°F | 39 mm | 71% | 46% |
| May | 21°C / 70°F | 12°C / 54°F | 32 mm | 69% | 50% |
| June | 18°C / 65°F | 10°C / 50°F | 41 mm | 67% | 47% |
| July | 18°C / 64°F | 10°C / 49°F | 46 mm | 69% | 45% |
| August | 18°C / 65°F | 10°C / 49°F | 58 mm | 71% | 47% |
| September | 20°C / 67°F | 11°C / 51°F | 58 mm | 73% | 50% |
| October | 22°C / 71°F | 12°C / 54°F | 52 mm | 72% | 52% |
| November | 23°C / 73°F | 13°C / 55°F | 59 mm | 72% | 51% |
| December | 25°C / 77°F | 15°C / 60°F | 31 mm | 72% | 47% |
What to pack for December
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
Is December a good time to visit Plettenberg Bay?
Compare the months in the chart above to find your ideal window.
Best time to visit Plettenberg Bay →Other South Africa cities in December
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Plettenberg Bay weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/south-africa/plettenberg-bay/december
<a href="https://weathercompare.eu/weather/south-africa/plettenberg-bay/december">Plettenberg Bay weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/south-africa/plettenberg-bay" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Plettenberg Bay weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/south-africa/plettenberg-bay/december">Plettenberg Bay weather in December</a> – WeatherCompare</p>
Plettenberg Bay in December: quick answers
Is December a good time to visit Plettenberg Bay?
Yes. December is one of the best months for Plettenberg Bay, with highs around 25°C and about 31 mm of rain.
How warm is Plettenberg Bay in December?
Average highs are about 25°C (77°F) and average lows about 15°C (60°F), based on 10 years of daily data.
Does it rain a lot in Plettenberg Bay in December?
Plettenberg Bay typically gets around 31 mm of rain in December — fairly dry. It's usually the driest month of the year.
Figures are long-term averages for the area around Plettenberg Bay (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.