Hermanus Weather in December
Hermanus in December averages 23°C (73°F) during the day and 17°C (63°F) at night. Some rainfall is typical for this time of year.
Rainfall in Hermanus in December
Records from the past 30 years suggest around 6 days of rain, with 30 mm (1.2 in) average for the month. Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.
Temperature in Hermanus in December
The temperature in Hermanus in December is perfect. Daytime highs reach 23°C (73°F), with nights dropping to 17°C (63°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 17°C (63°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.If you favor pleasant temperatures and minimal rainfall, December is one of the best months to visit Hermanus.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Africa, check out our Hermanus's climate page.
Hermanus Temperature in December
Min Temperature
17°C (63°F)
Max Temperature
23°C (73°F)
Chance of Rain
21%
Precipitation
30 mm (1.2 in)
Rainy days
6 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Hermanus typically stay consistent throughout December, with daily highs averaging around 23°C (73°F). Nights are pleasant, with lows around 16°C (61°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Hermanus in December
Browse day-by-day weather records for Hermanus spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hermanus historical weather extremes in December
Our historical data for Hermanus spans 1976 to 2025, revealing these weather extremes.
- Hermanus recorded its highest December temperature of 35°C (95°F) on December 6, 2002.
- The lowest daytime temperature in December was 14°C (57°F), recorded on December 2, 1993.
- Nighttime temperatures dropped to 7°C (45°F) on December 7, 1982, marking the coldest December night on record.
Best Places in South Africa in December
Find out more about the weather in South Africa and which places have the best travel conditions in this month. See all of South Africa in December →
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What to Wear in Hermanus in December
Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Light rain is possible, so consider bringing a small umbrella or rain jacket.What To Do in Hermanus in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Africa, check out our Hermanus's climate page.
See the full Hermanus climate overview or explore weather in South Africa.
