Knysna weather in July 2025

Expect daytime maximum temperatures of 18°C in Knysna, South Africa in July based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 67 mm of rainfall in the month.

  • 18°C maximum daytime temperature in July in Knysna18
    18°C max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in July in Knysna8
    8 days with some rainfall
  • 9°C minimum night-time temperature in July in Knysna9
    9°C min night temperature
  • 10 hours of daylight per day in July in Knysna10
    10 hours of daylight per day
  • No heat & humidity in July in Knysna0
    No heat & humidity
  • 67 mm monthly rainfall in July in Knysna67
    67 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in July in Knysna3
    3 (Moderate) UV index
  • 17°C sea temperature in July in Knysna17
    17°C sea temperature

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The July 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 July?

Daytime temperatures usually reach 18°C in Knysna in July, falling to 9°C at night.

How sunny is it in Knysna in July?

There are normally 7 hours of bright sunshine each day in Knysna in July - that's 64% of daylight hours.

How warm is the sea around Knysna in July?

The average sea temperature around Knysna in July is 17°C.

Does it rain in Knysna in July?

There are usually 8 days with some rain in Knysna in July and the average monthly rainfall is 67mm.

Knysna July sunrise & sunset times

Browse the sunrise and sunset times for Knysna in July 2025. Select a month to view Knysna sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 07:34 17:30
Wednesday, 16th July 2025 07:31 17:38
Thursday, 31st July 2025 07:21 17:48

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