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South Africa weather

Weather in Knysna for September 2027

Your guide to Knysna weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Knysna at the beginning of September is 18.9 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 19 °C by the end of September.

    • Rain 🌧️

  • Knysna experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 60 mm.

    • More

  • Is September a good time to visit Knysna? check out the best time to travel to Knysna page.

  • ✨ Is September a good time to visit Knysna? – Ask the AI Weatherman

Average dry days
20
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/12°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Knysna Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
19°
2
Overcast
21°
3
Moderate rain
16°
4
Patchy rain possible
17°
5
Overcast
18°
6
Sunny
19°
7
Overcast
23°
8
Light rain shower
25°
9
Sunny
23°
10
Sunny
19°
11
Patchy rain possible
18°
12
Patchy rain possible
19°
13
Patchy rain possible
18°
14
Light rain
20°
15
Overcast
20°
16
Light rain
16°
17
Light rain
16°
18
Cloudy
16°
19
Light rain
18°
20
Patchy rain possible
20°
21
Sunny
19°
22
Light rain
23°
23
Sunny
21°
24
Patchy rain possible
20°
25
Overcast
20°
26
Light rain
19°
27
Patchy rain possible
18°
28
Light rain
18°
29
Patchy rain possible
17°
30
Light rain
21°

Temperatures trend during September in Knysna

See the weather trend as well as the moving average line

September weather in Knysna day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 19° /10° 0 mm 5
2 Sept. Overcast
Overcast
 21° /11° 0 mm 4
3 Sept. Moderate rain
Moderate rain
 16° /11° 14.9 mm 3
4 Sept. Patchy rain possible
Patchy rain possible
 17° /11° 1.9 mm 3
5 Sept. Overcast
Overcast
 18° /11° 0.1 mm 5
6 Sept. Sunny
Sunny
 19° /12° 0.3 mm 5
7 Sept. Overcast
Overcast
 23° /12° 0.2 mm 5
8 Sept. Light rain shower
Light rain shower
 25° /16° 0.6 mm 4
9 Sept. Sunny
Sunny
 23° /13° 0 mm 5
10 Sept. Sunny
Sunny
 19° /12° 0 mm 5
11 Sept. Patchy rain possible
Patchy rain possible
 18° /12° 0.5 mm 4
12 Sept. Patchy rain possible
Patchy rain possible
 19° /13° 1.8 mm 4
13 Sept. Patchy rain possible
Patchy rain possible
 18° /14° 1.7 mm 4
14 Sept. Light rain
Light rain
 20° /13° 3 mm 4
15 Sept. Overcast
Overcast
 20° /12° 0 mm 5
16 Sept. Light rain
Light rain
 16° /11° 7.5 mm 4
17 Sept. Light rain
Light rain
 16° /9° 2.8 mm 4
18 Sept. Cloudy
Cloudy
 16° /10° 0.2 mm 4
19 Sept. Light rain
Light rain
 18° /9° 4.6 mm 4
20 Sept. Patchy rain possible
Patchy rain possible
 20° /12° 0.5 mm 5
21 Sept. Sunny
Sunny
 19° /11° 0 mm 6
22 Sept. Light rain
Light rain
 23° /12° 2.5 mm 5
23 Sept. Sunny
Sunny
 21° /13° 0.5 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 20° /14° 1.5 mm 4
25 Sept. Overcast
Overcast
 20° /13° 0.8 mm 4
26 Sept. Light rain
Light rain
 19° /13° 3.9 mm 4
27 Sept. Patchy rain possible
Patchy rain possible
 18° /11° 2 mm 5
28 Sept. Light rain
Light rain
 18° /12° 3.1 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
 17° /10° 2.1 mm 5
30 Sept. Light rain
Light rain
 21° /10° 3 mm 5
Next
Important Notice
Our weather forecast for Knysna in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Knysna forecast closer to your planned date for the most up-to-date weather information.
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Knysna in September - FAQ

What are the expected maximum and minimum temperatures in Knysna during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Knysna during September?
Moderate rainfall is anticipated in Knysna during September, with a total of 60 mm spread over approximately 10 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Knysna during September?
The average wind speed in Knysna during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Knysna

Explore the daily rainfall trends and prepare for Knysnas September weather 💧
Typically, Knysna has 10 rainy days in September with a total of 60 mm of rainfall.

UV exposure in Knysna during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Knysna?

Get accurate weather forecasts for Knysna, located at latitude -34.036 and longitude 23.047. Stay updated with localized weather information tailored for Knysna.

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