Knysna weather in January 2026

Expect daytime maximum temperatures of 23°C in Knysna, South Africa in January based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall and typically 68 mm of rainfall in the month.

  • 23°C maximum daytime temperature in January in Knysna23
    23°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in January in Knysna10
    10 days with some rainfall
  • 16°C minimum night-time temperature in January in Knysna16
    16°C min night temperature
  • 14 hours of daylight per day in January in Knysna14
    14 hours of daylight per day
  • No heat & humidity in January in Knysna0
    No heat & humidity
  • 68 mm monthly rainfall in January in Knysna68
    68 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Knysna11
    11+ (Extreme) UV index
  • 21°C sea temperature in January in Knysna21
    21°C sea temperature

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The January weather guide for South Africa (Knysna) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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More about South Africa

How hot is it in Knysna in January?

Daytime temperatures usually reach 23°C in Knysna in January, falling to 16°C at night.

How sunny is it in Knysna in January?

There are normally 9 hours of bright sunshine each day in Knysna in January - that's 64% of daylight hours.

How warm is the sea around Knysna in January?

The average sea temperature around Knysna in January is 21°C.

Does it rain in Knysna in January?

There are usually 10 days with some rain in Knysna in January and the average monthly rainfall is 68mm.

Knysna January sunrise & sunset times

Browse the sunrise and sunset times for Knysna in January 2026. Select a month to view Knysna sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 05:20 19:43
Friday, 16th January 2026 05:33 19:42
Saturday, 31st January 2026 05:48 19:34

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