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Sea Temperature in Knysna in September
Complete information on the sea temperature range in the Indian Ocean in Knysna in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Knysna. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Knysna in September
59°F
MINIMUN
63°F
AVERAGE
66°F
MAXIMUM
Historical Data of Water Temperature in September in Knysna
Water Temperature Chart for Indian Ocean in Knysna in September
Sea Temperature Table in Knysna in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 61°C | 63°C | 61°C | 62°C |
| Sep 2 | 61°C | 63°C | 63°C | 62°C |
| Sep 3 | 61°C | 63°C | 63°C | 62°C |
| Sep 4 | 61°C | 63°C | 63°C | 63°C |
| Sep 5 | 61°C | 63°C | 63°C | 63°C |
| Sep 6 | 59°C | 61°C | 63°C | 62°C |
| Sep 7 | 61°C | 63°C | 63°C | 62°C |
| Sep 8 | 61°C | 63°C | 61°C | 62°C |
| Sep 9 | 61°C | 63°C | 63°C | 63°C |
| Sep 10 | 61°C | 63°C | 63°C | 63°C |
| Sep 11 | 63°C | 63°C | 64°C | 63°C |
| Sep 12 | 63°C | 61°C | 64°C | 63°C |
| Sep 13 | 63°C | 61°C | 64°C | 63°C |
| Sep 14 | 63°C | 63°C | 64°C | 63°C |
| Sep 15 | 61°C | 61°C | 64°C | 63°C |
| Sep 16 | 61°C | 61°C | 63°C | 62°C |
| Sep 17 | 61°C | 61°C | 63°C | 62°C |
| Sep 18 | 61°C | 63°C | 63°C | 63°C |
| Sep 19 | 59°C | 61°C | 63°C | 62°C |
| Sep 20 | 59°C | 63°C | 61°C | 62°C |
| Sep 21 | 61°C | 61°C | 61°C | 62°C |
| Sep 22 | 61°C | 61°C | 61°C | 61°C |
| Sep 23 | 61°C | 61°C | 61°C | 61°C |
| Sep 24 | 59°C | 61°C | 61°C | 61°C |
| Sep 25 | 61°C | 61°C | 61°C | 61°C |
| Sep 26 | 61°C | 61°C | 59°C | 60°C |
| Sep 27 | 63°C | 63°C | 59°C | 62°C |
| Sep 28 | 61°C | 61°C | 59°C | 61°C |
| Sep 29 | 61°C | 61°C | 59°C | 61°C |
Knysna Climate and Swimming Opportunities in September
68°F
Average Day Air Temperature
50°F
Average Night Air Temperature
2 in
Precipitation Amount per Month
8 days
Number of Rainy Days
12 hrs
Daylight
per Day
7 hrs
Sunshine
per Day
8 mph
Average Wind Speed
75%
Average
humidity
Knysna lies within the Western Cape in South Africa. The average daytime temperature in Knysna in September is 20°C (67°F), while the nighttime average is 10°C (49°F). There are typically eight rainy days during the month, with a total precipitation of 52 mm (2.1 inches). The daylight duration in September in Knysna is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 13 km/h (8 mph), and the humidity level is around 75%.
The water temperature in Knysna in September ranges from 15°C to 17°C (59°F to 63°F). At the beginning of the month, the average temperature is around 17°C (63°F), shifting to 17°C (63°F) by mid-September and reaching 16°C (61°F) in the last ten days. Overall, the average sea temperature in Knysna for September is 17°C (63°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Knysna
What is the sea temperature in Knysna in September?
The water temperature in the Indian Ocean in Knysna in September ranges from 15°C to 17°C (59°F to 63°F).
Is it possible to swim in the Indian Ocean in Knysna in September?
The average sea temperature in Knysna in September is 17°C (63°F), and the air temperature is 20°C (67°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.