Hermanus Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hermanus.
Climate overview of Hermanus
Temperatures in Hermanus, Western Cape, South Africa, shift moderately through the seasons. The warmest month is February at 25°C (77°F), and the coolest is August at 17°C (63°F).
Annual rainfall is moderate at around 634 mm (25 in), with June being the wettest month. The city also has a distinct dry season from December to March.
Hermanus Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hermanus - and find the best time to visit.
Monthly Temperature in Hermanus
In Hermanus, seasonal changes bring about a moderate variation in temperatures. Average daytime temperatures reach a comfortable 25°C (77°F) in February. In August, the coolest month of the year, temperatures drop to a moderate 17°C (63°F).
At night, temperatures range from around 18°C (64°F) in February to 10°C (50°F) in August.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hermanus
Generally, Hermanus receives mid-range precipitation levels, with 634 mm (25 in) annually. Hermanus can be quite wet during June, receiving approximately 92 mm (3.6 in) of precipitation over 12 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 28 mm (1.1 in) of precipitation spread across 6 rainy days. For more details, please visit our Hermanus Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Hermanus
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, April, May, October, November and December
- Warmest weather: January, February, March and December
- Fewer rainy days: January, February, March, November and December
- Seasonal pattern: A distinct dry season from December to March
Frequently asked questions about the climate in Hermanus
What is the best time to visit Hermanus?
January, February, March, April, May, October, November and December typically offer the most optimal weather in Hermanus. In contrast, July and August tend to have less optimal conditions. Hermanus has a distinct dry season from December to March.
What temperatures can I expect in Hermanus?
Daytime highs range from 17°C (63°F) in August to 25°C (77°F) in February. Nighttime lows range from 10°C (50°F) to 18°C (64°F).
How much rain does Hermanus get?
Annual rainfall is around 634 mm (25 in). June is the wettest month with 92 mm (3.6 in), while January is the driest with 28 mm (1.1 in).
Hermanus 3-Day Forecast
Hermanus on the map
Hermanus is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Pretoria
24°C (75°F) Durban
24°C (75°F) Johannesburg22°C (72°F) Gqeberha20°C (68°F) Knysna18°C (64°F) Cape Town17°C (63°F) Hermanus
17°C (63°F) Stellenbosch18°C (64°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Whale watching at Hermanus
One of the best destinations in the world to spot whales is Hermanus in South Africa. Often the whales can be found off the coast between June and December. The peak is in September and November.
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