Knysna weather in August 2025

Expect 64°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Knysna in August. Check more long-term weather averages for Knysna in August before you book your next holiday to South Africa in 2025/2026.

  • 64°F maximum daytime temperature in August in Knysna64
    64°F max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in August in Knysna10
    10 days with some rainfall
  • 50°F minimum night-time temperature in August in Knysna50
    50°F min night temperature
  • 11 hours of daylight per day in August in Knysna11
    11 hours of daylight per day
  • No heat & humidity in August in Knysna0
    No heat & humidity
  • 3.7 inches monthly rainfall in August in Knysna3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in August in Knysna4
    4 (Moderate) UV index
  • 63°F sea temperature in August in Knysna63
    63°F sea temperature

More about Knysna

Knysna by month

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

Recommended for South Africa

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

The August 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)  |  Imperial (°F)

Back to top

More about South Africa

How hot is it in Knysna in August?

Daytime temperatures usually reach 64°F in Knysna in August, falling to 50°F at night.

How sunny is it in Knysna in August?

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

How warm is the sea around Knysna in August?

The average sea temperature around Knysna in August is 63°F.

Does it rain in Knysna in August?

There are usually 10 days with some rain in Knysna in August and the average monthly rainfall is 3.7 inches.

Knysna August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:20 17:48
Saturday, 16th August 2025 07:06 17:59
Sunday, 31st August 2025 06:47 18:09

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^