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Knysna Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Knysna.
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Climate overview of Knysna
Knysna, Western Cape, South Africa, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 21°C (70°F), peaking in February at 24°C (75°F) and dipping in August to 18°C (64°F).
With around 673 mm (26 in) of annual rainfall, the city has moderate precipitation levels. November is the wettest month and June the driest. Sunshine peaks in December, when the city sees around 11.5 hours of sunshine per day.
Knysna Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Knysna - and find the best time to visit.
Monthly Temperature in Knysna
With minimal seasonal shifts, Knysna experiences a constant climate year-round. Typically, average maximum daytime temperatures range from a comfortable 24°C (75°F) in February to a pleasant 18°C (64°F) in the coolest month, August.
Nights vary from 18°C (64°F) in February to around 11°C (52°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Knysna
Generally, Knysna receives mid-range precipitation levels, with 673 mm (26 in) annually. Precipitation levels in Knysna remain relatively steady throughout the year. November has the most rain, with 72 mm (2.8 in) over 11 days. In the driest month June, this drops slightly to 49 mm (1.9 in), making the city's climate fairly predictable. For more details, please visit our Knysna Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Knysna
Knysna offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between December (11.5 hours daily) and June (8.0 hours daily) provides a bit of variety for visitors and residents.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Knysna
For comfortable weather, consider visiting Knysna in January, February, March, April, May, October, November and December. Conditions are usually least favourable in June, July, August and September.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
excellent
Feb
excellent
Mar
excellent
Apr
excellent
May
excellent
Jun
very good
Jul
very good
Aug
very good
Sep
very good
Oct
excellent
Nov
excellent
Dec
excellent
- Best overall: January, February, March, April, May, October, November and December
- Warmest weather: January, February, March and December
- Most sunshine: December
Frequently asked questions about the climate in Knysna
What is the best time to visit Knysna?
January, February, March, April, May, October, November and December typically offer the most optimal weather in Knysna. In contrast, June, July, August and September tend to have less optimal conditions.
What temperatures can I expect in Knysna?
Daytime highs range from 18°C (64°F) in August to 24°C (75°F) in February. Nighttime lows range from 11°C (52°F) to 18°C (64°F). Temperatures stay relatively stable year-round.
How much rain does Knysna get?
Annual rainfall is around 673 mm (26 in). November is the wettest month with 72 mm (2.8 in), while June is the driest with 49 mm (1.9 in).
How sunny is Knysna?
Knysna receives around 3,383 hours of sunshine per year. December is the sunniest month with 345 hours, while June is the cloudiest with just 239 hours. Overall, Knysna enjoys abundant sunshine.
Knysna 3-Day Forecast
Knysna on the map
Knysna is highlighted - select any city to see its climate.
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