Weather Guide

South Africa Average Monthly Weather

Weather score63Good annual avg

Best months: January, February, December

Across the year, average daytime temperatures are around 24°C, sunshine averages 8.2h per day, and rainfall totals about 603mm. Sea temperatures average 8°C across the year.

Cape Town, The Western Cape, South Africa, South Africa travel weather guide
Photo by igormattio on Pixabay

Annual weather

Annual averages

Temp

24°C

Rain

603mm

Annual total

Sun

8.2h

Sea

8°C

Weather score

63

Good avg

Seasonal climate calendar

TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score

Trip feel

Cool

Average highs are around 19°C, so pack for cooler days.

Drier

Rainfall averages 29mm, which is relatively low for holiday planning.

Some sun

Sunshine averages 7.7h per day, enough for a balanced month.

Cool sea

Sea temperatures average 7°C, so the water can feel cool.

Map

Weather map

Compare South Africa with nearby places by weather score, rain, sun, temperature, and swim conditions.

Temperature

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July19°C average high

July has some of the coolest average daytime highs of the year, so pack for fresher conditions.

Warmest monthsJanuary to March and December

This stretch sets the upper range for average daytime heat.

July29mm average rain

July is one of South Africa's driest months, making outdoor days easier to plan than in wetter parts of the year.

Driest monthsApril to October

This is the drier part of the year, when outdoor plans usually need less weather flexibility.

July7.7 hours average sun

July is below South Africa's yearly sunshine average, so bright-day planning is less reliable than in peak months.

Brightest monthsJanuary to February and November to December

This stretch has the strongest sunshine in the monthly averages.

Sea temperature

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July7°C average sea

July is one of the coolest sea months, so the water may feel fresher than in peak months.

Warmest seaJanuary to May and November to December

Sea temperatures are usually near 9°C in this stretch, so swimming comfort is at its strongest.

Weather score

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July50 weather score

July is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.

Best weather monthsJanuary to March and November to December

These months have the strongest weather score in the monthly averages.

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