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Best time to visit Knysna, South Africa

Our verdict

The best time to visit Knysna is August

Want to know when to travel to Knysna? Based on criteria such as the weather, cost of flights and hotels, and peak travel periods, August is the best time to go to Knysna. Don’t just take our word for it though… We’ve put together loads of information below to help you decide, such as a monthly breakdown of the weather, what to pack, when to fly, and much more.

In the summer months, temperatures tend to get to a maximum of around 25℃ (77℉). The weather at night in the winter can get down to temperatures as low as 12℃ (53℉).

If you’re a sun-chaser and want to visit Knysna when the days are longest, you should visit in January. June sees the most amount of rain in a month if you’re ok with chancing getting drenched, so if you’re looking to stay dry, visit in December instead.

Find out everything you need to know about when to visit Knysna below, including detailed information about the weather and tools to help you find the best prices and book your trip.

Warmest month

February

Least rainfall

December

Most daylight

January

Knysna seasons

Before you continue, it’s important to know when the seasons are in Knysna as they might be different to yours depending on where in the world you’re travelling from. Knysna is in the Southern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer December to February
Autumn/fall March to May
Winter June to August
Spring September to November

Average temperatures in Knysna

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Knysna for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Knysna climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Knysna for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Knysna in January

  • Average temperature: 21℃ (70℉)
  • Average high temperature: 24℃ (75℉)
  • Average low temperature: 19℃ (65℉)
  • Average humidity: 76%
  • Average sunny days: 18 days
  • Average rainfall: 22mm (1") over 11 days
18 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Knysna in January, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Knysna in February

  • Average temperature: 21℃ (70℉)
  • Average high temperature: 24℃ (75℉)
  • Average low temperature: 18℃ (65℉)
  • Average humidity: 76%
  • Average sunny days: 17 days
  • Average rainfall: 21mm (1") over 9 days
17 days
of pure sunshine
9 days
of showers or rain

What to pack: If you’re heading to Knysna in February, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Knysna in March

  • Average temperature: 20℃ (69℉)
  • Average high temperature: 23℃ (74℉)
  • Average low temperature: 18℃ (63℉)
  • Average humidity: 75%
  • Average sunny days: 18 days
  • Average rainfall: 21mm (1") over 10 days
18 days
of pure sunshine
10 days
of showers or rain

What to pack: If you’re heading to Knysna in March, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Knysna in April

  • Average temperature: 19℃ (66℉)
  • Average high temperature: 22℃ (71℉)
  • Average low temperature: 16℃ (61℉)
  • Average humidity: 70%
  • Average sunny days: 18 days
  • Average rainfall: 24mm (1") over 11 days
18 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Knysna in April, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Knysna in May

  • Average temperature: 17℃ (63℉)
  • Average high temperature: 20℃ (69℉)
  • Average low temperature: 15℃ (58℉)
  • Average humidity: 68%
  • Average sunny days: 20 days
  • Average rainfall: 24mm (1") over 9 days
20 days
of pure sunshine
9 days
of showers or rain

What to pack: If you’re heading to Knysna in May, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Knysna in June

  • Average temperature: 15℃ (59℉)
  • Average high temperature: 18℃ (65℉)
  • Average low temperature: 13℃ (55℉)
  • Average humidity: 64%
  • Average sunny days: 17 days
  • Average rainfall: 35mm (1") over 11 days
17 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Knysna in June, make sure you pack a light jumper or hoodie.


Knysna in July

  • Average temperature: 15℃ (59℉)
  • Average high temperature: 18℃ (64℉)
  • Average low temperature: 13℃ (55℉)
  • Average humidity: 64%
  • Average sunny days: 17 days
  • Average rainfall: 33mm (1") over 12 days
17 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to Knysna in July, make sure you pack a light jumper or hoodie.


Knysna in August

  • Average temperature: 15℃ (59℉)
  • Average high temperature: 18℃ (65℉)
  • Average low temperature: 13℃ (55℉)
  • Average humidity: 67%
  • Average sunny days: 18 days
  • Average rainfall: 27mm (1") over 10 days
18 days
of pure sunshine
10 days
of showers or rain

What to pack: If you’re heading to Knysna in August, make sure you pack a light jumper or hoodie.


Knysna in September

  • Average temperature: 16℃ (60℉)
  • Average high temperature: 18℃ (65℉)
  • Average low temperature: 13℃ (55℉)
  • Average humidity: 71%
  • Average sunny days: 17 days
  • Average rainfall: 27mm (1") over 11 days
17 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Knysna in September, make sure you pack a light jumper or hoodie.

Knysna in October

  • Average temperature: 17℃ (63℉)
  • Average high temperature: 20℃ (68℉)
  • Average low temperature: 15℃ (58℉)
  • Average humidity: 73%
  • Average sunny days: 17 days
  • Average rainfall: 30mm (1") over 12 days
17 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to Knysna in October, make sure you pack a light jumper or hoodie.


Knysna in November

  • Average temperature: 18℃ (64℉)
  • Average high temperature: 21℃ (69℉)
  • Average low temperature: 15℃ (60℉)
  • Average humidity: 74%
  • Average sunny days: 18 days
  • Average rainfall: 27mm (1") over 10 days
18 days
of pure sunshine
10 days
of showers or rain

What to pack: If you’re heading to Knysna in November, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Knysna in December

  • Average temperature: 20℃ (68℉)
  • Average high temperature: 22℃ (72℉)
  • Average low temperature: 17℃ (63℉)
  • Average humidity: 76%
  • Average sunny days: 17 days
  • Average rainfall: 17mm (1") over 12 days
17 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to Knysna in December, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Top FAQs

The hottest month of the year in Knysna is usually February, where temperatures tend to rise to around 24℃ (75℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Knysna is generally around December. The dry season often coincides with cooler weather, so you should check the temperatures in December first to make sure it’s still a good time to go.
The rainiest time of year in Knysna is generally around June, although the wetter season can sometimes extend a few months either side of June too.
If you want to get the most out of your time visiting Knysna, or if you're just afraid of the dark, the days in January are usually the longest between sunrise and sunset.

Knysna map