Knysna weather live forecast

Today's maximum temperature in Knysna is expected to be 18°C. Select a day from the live weather forecast for Knysna, South Africa for more weather parameters.

5-day weather forecast updated at 04:02 on Friday 5th September 2025 GMT

More about Knysna

Knysna by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for South Africa

Auto Europe: up to 25% off worldwide car hire

  • Save up to 25% on global car rentals with Auto Europe
  • Book car hire across the USA, Europe, Asia & beyond
  • Travel before 31st December 2025 (inclusive)
Go to Auto Europe deal >>

Expires at 23:59 on Sunday 7th Sep 2025 · View all Auto Europe offers

The 5-day weather forecast for South Africa (Knysna) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Knysna weather forecast by day

Below are the detailed weather forecasts for Knysna for the next 5 days.

Knysna weather for Friday 5th September 2025

Expect broken clouds in Knysna, South Africa with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

Back to top

Knysna weather for Saturday 6th September 2025

Expect broken clouds in Knysna, South Africa with a maximum temperature of 19°C, maximum UV of 2 (Low) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

  • 19°C maximum temperature19
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Gentle breeze of 13 kph from the South13
    kph wind from S

Back to top

Knysna weather for Sunday 7th September 2025

Expect broken clouds in Knysna, South Africa with a maximum temperature of 18°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

  • 18°C maximum temperature18
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 12 kph from the South12
    kph wind from S

Back to top

Knysna weather for Monday 8th September 2025

Expect isolated thunderstorms in Knysna, South Africa with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 22 kph from the east.

  • 20°C maximum temperature20
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 48% chance of some rain48
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Moderate breeze of 22 kph from the East22
    kph wind from E

Back to top

Knysna weather for Tuesday 9th September 2025

Expect isolated thunderstorms in Knysna, South Africa with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a gentle breeze of 18 kph from the west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 29% chance of some rain29
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 18 kph from the West18
    kph wind from W

Back to top

Carrentals.co.uk: Car hire offers from £1 a day

  • Find car hire worldwide from as little as £1 a day
  • Book car hire with no hidden costs & best price guarantee
  • Free cancellation up to 48 hours before pickup
Go to Carrentals.co.uk deal >>

View all Carrentals.co.uk offers

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about South Africa

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save on travel with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^