Fish hoek Weather in September
September in Fish hoek brings moderate temperatures, with daytime highs of 17°C (63°F) and nights around 13°C (55°F). Expect around 56 mm (2.2 in) of rainfall during the month.
Rainfall in Fish hoek in September
Records from the past 30 years suggest around 11 days of rain, with 56 mm (2.2 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Fish hoek in September
If you're visiting Fish hoek in September, expect highs of 17°C (63°F) and overnight lows around 13°C (55°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to around 13°C (55°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Fish hoek in September
The days are predominantly sunny, with an estimated total of around 225 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.
Wind Speed in Fish hoek in September
Wind speeds average 5 m/s (10 knots) during September. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.
Average water temperature in September
The water temperature is 15°C (59°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, November and December typically offer the best weather for Fish hoek.
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 Fish hoek's climate page.
Fish hoek Temperature in September
Min Temperature
13°C (55°F)
Max Temperature
17°C (63°F)
Water Temperature
15°C (59°F) *
Chance of Rain
37%
Precipitation
56 mm (2.2 in)
Rainy days
11 days
Humidity
77% *
Windspeed
5 m/s (10 knots) *
Sunshine
225 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Fish hoek typically stay consistent throughout September, with daily highs averaging around 17°C (63°F). Nights are cool, with lows around 10°C (50°F).
Average temperatures in September
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 September
Historical weather for Fish hoek in September
Browse day-by-day weather records for Fish hoek spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Fish hoek historical weather extremes in September
Based on weather observations in Fish hoek between 1976 and 2025, these are the recorded extremes during September.
- Fish hoek recorded its highest September temperature of 33°C (91°F) on September 12, 1997.
- Fish hoek experienced its chilliest September day on September 1, 1979, reaching only 12°C (54°F).
- Nighttime temperatures dropped to 2°C (36°F) on September 1, 1990, marking the coldest September night on record.
Best Places in South Africa in September
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 September →
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What to Wear in Fish hoek in September
For Fish hoek in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. With water temperatures around 15°C (59°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Fish hoek in September
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 Fish hoek's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Fish hoek climate overview or explore weather in South Africa.
