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When to go · Cape Town

Cape Town in September

Good month. Spring starts; wildflowers and improving weather.

Key facts

Verdict
Good
Temperature
19°C (66°F) / 9°C (48°F)
average high / low
Rain days
10
Crowds
Medium
South Africa overall
Prices
Medium
South Africa overall

Verdict

GoodVoykit month rating for Cape Town

Spring starts; wildflowers and improving weather.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

Is another month better than September?

September is rated good. These months rate higher:

Weather in September

Long-term averages
  • Cape TownHighs around 19 °C (66 °F), lows around 9 °C (48 °F), rain on about 10 days
  • Western Cape, South Africa · Cape Town, Winelands, Hermanus, Cederbergfine

    Mediterranean: dry, windy summers (the south-easter can close the cableway), wet cold fronts June–August. Whales off Hermanus about June–November.

Spring season

Wildflowers, improving weather, whale season continues into September.

Watch: Weather is still changeable early in the season.

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Whale season

    False Bay, Atlantic coast, Hermanus

    Land-based whale watching; peaks Aug–Sep.

Crowds and prices

Crowds · South Africa overall
Medium
Prices · South Africa overall
Medium

South Africa overall: Cape spring and flowers, whales in Walker Bay, Kruger at its driest. Heritage Day 24 Sep.

Compare two months

Weather, crowds and prices for any two months in Cape Town, side by side.

  • Verdict

    Sep: Good

    Feb: Great (better)

  • Daytime high

    Sep: 19 °C (66 °F)

    Feb: 27 °C (81 °F)

  • Night low

    Sep: 9 °C (48 °F)

    Feb: 16 °C (61 °F)

  • Rain days

    Sep: 10

    Feb: 3 (better)

  • Crowds

    Sep: Medium

    Feb: Medium

  • Prices

    Sep: Medium

    Feb: High

  • Festivals listed

    Sep: 1

    Feb: 2

September: Spring starts; wildflowers and improving weather.

February: Hot and dry; the cableway can close in wind.

Cape Town: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across South Africa in September →