SeasonMapKnysna weather by month
South Africa
The best time to visit Knysna is December to February — 89/100 in January, 25°C and 8 rainy days. The best season is summer, December to February (88/100 on average).
The worst month is July at 73/100 — nice, a little rain, clean air. See July →
Updated September 2026 · climate normals from ERA5 reanalysis
Planning the wider trip? Best time to visit South Africa →
Knysna, month by month
Comfort score out of 100 for the kind of trip Knysna is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.
| Month | Score | Tier | High | Rain | Sun | Crowds | On |
|---|---|---|---|---|---|---|---|
| JanJanuary | 89 | A | 25°C | 8 d | 12 h | Peak | 1 |
| FebFebruary | 87 | A | 25°C | 8 d | 12 h | Busy | — |
| MarMarch | 85 | A | 24°C | 9 d | 11 h | Busy | — |
| AprApril | 82 | A | 22°C | 8 d | 9 h | Busy | — |
| MayMay | 79 | B | 21°C | 6 d | 9 h | Shoulder | 1 |
| JunJune | 73 | B | 19°C | 7 d | 8 h | Peak | 3 |
| JulJuly | 73 | B | 18°C | 9 d | 9 h | Peak | 3 |
| AugAugust | 77 | B | 19°C | 8 d | 9 h | Quiet | 2 |
| SepSeptember | 79 | B | 19°C | 8 d | 10 h | Peak | 3 |
| OctOctober | 81 | A | 21°C | 8 d | 11 h | Busy | 2 |
| NovNovember | 84 | A | 22°C | 8 d | 12 h | Shoulder | 2 |
| DecDecember | 88 | A | 24°C | 9 d | 12 h | Peak | 1 |
What's on in Knysna through the year
Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.
Crowds in Knysna in January
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsGarden Route summer holidays, Term 4–1 (summer, year-end) break in South Africa, school holidays in 4 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet