Early autumn · Weather & things to do
Knysna & Plettenberg Bay in March
The year's rain peaks now, with about 2.2 in (57 mm) falling in Knysna & Plettenberg Bay, alongside highs near 80°F (27°C) and lows of 63°F (17°C).
It scores 90/100 for comfort, 8th of 12, which makes it a solid shoulder-season month.
- Avg high
- 80°F (27°C)
- Avg low
- 63°F (17°C)
- Rain
- 2.2 in (57 mm)
- Humidity
- 73%
- Cloud cover
- 46%
- Daylight
- ~12 h 15 min
- Comfort score
- 90/100 · Great
What March feels like
Highs settle around 80°F (27°C), warm enough for short sleeves most of the day.
Lows average 63°F (17°C).
About 2.2 in (57 mm) of rain falls in a typical year's March.
Plan around March
March is shoulder season: good weather, a step below the best months (May – September and December).
- Comfort improves from 87/100 in February to 90/100.
- March sits inside the Oct – Apr window our Cape Town, Winelands & Garden Route recommends.
What to pack for March
- Light, breathable clothes80°F afternoons
- Sunscreen, sunglasses and a hatstrong sun this month
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Knysna & Plettenberg Bay in March
March is good outdoor weather here, so these picks lean toward the open air.
Brenton-on-Sea
Long, wild beach west of the Knysna Heads, good for walks below vegetated dunes.
Why now March scores 90/100 for comfort, good conditions for being outside.
Robberg Nature Reserve
Rocky peninsula in Plettenberg Bay with hiking loops, seal colonies and whale views in season.
Why now Highs near 80°F and 2.2 in of monthly rain make this an easy outdoor pick.
Featherbed Nature Reserve
Ferry across the lagoon to the western head, then a guided walk down through the private reserve.
Why now One to do outside while the weather is on your side.
Knysna Heads
Twin sandstone cliffs at the narrow mouth of the Knysna Lagoon, with lookouts on the eastern head.
Thesen Islands
Former timber-mill island turned marina village with shops, galleries and cafes on the lagoon.
Nearby in March
- Stellenbosch & Franschhoek in March~240 mi · highs 78°F, 1.0 in rain · similar daytime temperatures, drier
- Cape Town in March~265 mi · highs 70°F, 0.7 in rain · 6°C (10°F) cooler by day, drier
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~349 m to Knysna & Plettenberg Bay's ~11 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Knysna & Plettenberg Bay in March: quick answers
Is March a good time to visit Knysna & Plettenberg Bay?
It's a good shoulder-season choice, scoring 90/100 against a best of 95 in May – September and December. Expect highs of 80°F (27°C) and 2.2 in (57 mm) of rain. March is inside the Oct – Apr window our Cape Town, Winelands & Garden Route recommends.
How hot is Knysna & Plettenberg Bay in March?
Average highs are 80°F (27°C) and average lows 63°F (17°C), making it the 3rd-warmest month by daytime highs.
Does it rain a lot in Knysna & Plettenberg Bay in March?
Not much: about 2.2 in (57 mm) of rain falls across March on average, the wettest month of the year. The annual total is about 20.8 in (529 mm).
What should I pack for Knysna & Plettenberg Bay in March?
Bring light, breathable clothes (80°F afternoons), sunscreen, sunglasses and a hat (strong sun this month) and comfortable walking shoes (most places below are best reached on foot or with short walks).
More on Knysna & Plettenberg Bay
Routes in season in March
- Cape Town, Winelands & Garden Route Oct – Apr
Planning Knysna & Plettenberg Bay in March?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.