Swellendam Weather in December
What's the weather like in Swellendam (Western Cape) in December 2024?
The climate in Swellendam during December can be summarized as warm and reasonably dry.
December is in the summer in Swellendam and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 15°C (59°F) is normal.
| Daytime temperature | 27.8°C 82°F |
|---|---|
| Nightly temperature | 15°C 59°F |
| Average temperature | 21.4°C 70.5°F |
| Daily sunshine | 10.2 hrs |
| Avg rainfall | 34 mm 1.3 ins |
| Rainy days | 5 days |
| Sea temperature | 19.6°C 67.3°F |
| Humidity | 64% |
| Windspeed | 16.9kph 11 mph |
On average December is the driest month of the year in Swellendam with around 34mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.2 hours of sunshine per day.
December temperatures in Swellendam
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Swellendam in December 2024.
Other monthly averages
Best places to visit in December
Swellendam weather stats
| Hottest month: | January | 28.7°C 83.7°F |
|---|---|---|
| Driest month: | December | 34mm 1.3ins |
| Sunniest month: | January | 10.3hrs |
| Coldest month: | July | 18.3°C 64.9°F |
| Wettest month: | August | 68mm 2.7ins |
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