Western Cape · South Africa
Knysna in August
In August, Knysna averages a daytime high of 19 °C and a night-time low of 10 °C, with about 84 mm of rain over the month. It falls outside Knysna's most comfortable months, September and December to July.
- Average high
- 19 °C
- Average low
- 10 °C
- Rain in the month
- 84 mm
- Daylight on 15 Aug
- 10 h 50 min
- Comfortable month
- No
- Places to stay
- 80
When to go
How August compares with the rest of the year in Knysna
August is tied for the coolest month in Knysna by average daytime high; across the year the highs run from 19 °C to 25 °C and the lows from 10 °C to 17 °C. By day, August is about the same as July, and September is 1 °C warmer than August.
August brings 84 mm of rain, more than the monthly average of 72 mm (860 mm a year); it is the 2nd wettest month.
On 15 August the sun is up for about 10 h 50 min, against 9 h 50 min at the shortest and 14 h 20 min at the longest point of the year (calculated from the latitude, sunrise to sunset).
| Month | High | Low | Rain | Comfortable |
|---|---|---|---|---|
| January | 24 °C | 17 °C | 69 mm | Yes |
| February | 25 °C | 17 °C | 61 mm | Yes |
| March | 24 °C | 16 °C | 74 mm | Yes |
| April | 23 °C | 14 °C | 65 mm | Yes |
| May | 21 °C | 13 °C | 60 mm | Yes |
| June | 20 °C | 11 °C | 59 mm | Yes |
| July | 19 °C | 10 °C | 71 mm | Yes |
| August | 19 °C | 10 °C | 84 mm | |
| September | 19 °C | 11 °C | 72 mm | Yes |
| October | 21 °C | 13 °C | 91 mm | |
| November | 21 °C | 14 °C | 82 mm | |
| December | 23 °C | 15 °C | 72 mm | Yes |
Comfortable means average daytime high between 18 °C and 29 °C and under 80 mm of rain in the month. Averages for 1991–2020 over the surrounding area, a grid square about 50 km across, so a coast or a nearby mountain can make the town itself warmer or cooler. Data: CRU TS v4.10, Climatic Research Unit, University of East Anglia (Open Database License).
When to go
Is August a good time to visit Knysna?
Not by the measure used here: about 84 mm of rain is 80 mm or more. The comfortable months in Knysna are September and December to July; the nearest are July, before, and September, after.
The measure is about weather for a city stay only; it says nothing about events, school holidays or prices.
Public holidays in South Africa in August
Nationwide public holidays; shops and offices may close on these dates.
When to go
Destinations near Knysna that are comfortable in August
Within 300 km, nearest first, by the same measure.
Where to stay
Where to stay in Knysna
This guide lists 80 places to stay in Knysna, hotels recorded in Wikidata. By straight-line distance from the centre: under 1 km, 10; 1–3 km, 28; 3–10 km, 33; 10 km or more, 9.
Sources: climate from CRU TS v4.10 (Climatic Research Unit, University of East Anglia; Open Database License), 1991–2020 averages; day length calculated from the latitude; public holidays from the OpenHolidays API (ODbL); places to stay from each operator's own public pages and Wikidata. How this guide is made.