Hermanus Weather in April
What's the weather like in Hermanus (Western Cape) in April 2026?
The climate in Hermanus during April can be summarized as mild and reasonably dry.
April is in the fall / autumn in Hermanus and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 12°C (54°F) is normal.
| Daytime temperature | 21.6°C 70.8°F |
|---|---|
| Nightly temperature | 12.1°C 53.7°F |
| Average temperature | 16.8°C 62.2°F |
| Daily sunshine | 7.2 hrs |
| Avg rainfall | 58 mm 2.3 ins |
| Rainy days | 9 days |
| Sea temperature | 18.1°C 64.5°F |
| Humidity | 75% |
| Windspeed | 15.8kph 10 mph |
On average April is the 5th wettest month of the year in Hermanus with around 58mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
April temperatures in Hermanus
April rainfall
April 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 Hermanus in April 2025.
Other monthly averages
Hermanus weather stats
| Hottest month: | February | 24.9°C 76.8°F |
|---|---|---|
| Driest month: | January | 27mm 1.1ins |
| Sunniest month: | January | 10.6hrs |
| Coldest month: | July | 16.2°C 61.2°F |
| Wettest month: | August | 98mm 3.9ins |
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