Warm
Average highs sit around 27°C, giving warm days by monthly-average standards.
March verdict
Good for holiday weather
Average highs sit around 27°C, giving warm days by monthly-average standards. Sunshine averages 7.7h per day, enough for a balanced month. Rainfall averages 52mm, which is relatively low for holiday planning.
Monthly averages
Temp
27°C
Rain
52mm
Sun
7.7h
Sea
21°C
Weather score
69
Good
Warm
Average highs sit around 27°C, giving warm days by monthly-average standards.
Drier
Rainfall averages 52mm, 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 21°C, so the water can feel cool.
Map
Compare Swellendam, South Africa with nearby places by weather score, rain, sun, temperature, and swim conditions.
March27°C average high
March sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
March52mm average rain
March sits near Swellendam's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March, May to July, and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
March7.7 hours average sun
March sits close to Swellendam's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
March21°C average sea
March sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJanuary to March and December
Sea temperatures are usually near 21°C in this stretch, so swimming comfort is at its strongest.
March69 weather score
March scores above Swellendam's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJanuary to March and December
These months have the strongest weather score in the monthly averages.
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