Port St Johns in september: average Weather, Temperature and Climate
Weather in Port St Johns in september 2025
The weather in Port St Johns in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
58°F
Clear/Sunny
57% of time
17%
9%
9%
Weather at 12pm
74°F
Clear/Sunny
62% of time
19%
13%
4%
Weather at 6pm
61°F
Clear/Sunny
42% of time
17%
15%
11%
Weather at 3am
52°F
46%
16%
13%
10%
Evolution of daily average temperature and precipitation in Port St Johns in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Port St Johns in september.
The climate of Port St Johns in september is good
the weather in Port St Johns in september is quite dry (with 2.2in of rainfall over 3 days). The weather is worst than the previous month since in august there is an average of 1.6in of rainfall over 2 days.
The climate quite nice in that area the month of september. The thermometer averaged maximum of 74°F. In the morning the temperature drops to 58°F. Thus, the mean temperature average in september in Port St Johns is 67°F. These temperatures are far removed from those records observed in Port St Johns in september with a maximum record of 101°F in 2021 and a minimum record of 38°F in 2021. You can plan to have about 23 days with temperatures over 65°F, or 77% of the month. And about 5 days with temperatures above 86°F.
In september in Port St Johns, the days on average last 11:54. The sun rises at 06:00 and sets at 17:54.
With a good weather, the month of september is a good time to go there in South Africa.
Seasonal average climate and temperature of Port St Johns in september
Check below seasonal norms These datas are compiled from the weather statements of the past years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 67°F | ||||
| Highest temperature | 74°F | ||||
| Lowest temperature | 58°F | ||||
| Highest record temperature | 101°F (2021) | ||||
| Lowest record temperature | 38°F (2021) | ||||
| Number of days at +86°F | 5 day(s) (17%) | ||||
| Number of days at +65°F | 23 day(s) (77%) | ||||
| Sea temperature | |||||
| Average sea temperature | 72°F | ||||
| Lowest sea temperature | 70°F | ||||
| Highest sea temperature | 74°F | ||||
| Wind | |||||
| Wind speed | 14km/h | ||||
| Wind temperature | 58°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.2in | ||||
| Number of days with rainfall | 3 day(s) (10%) | ||||
| Record daily rainfall | 1in (2014) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 67% | ||||
| Visibility | 8.84km | ||||
| Cloud cover | 34% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:00 | ||||
| Time of sunset | 17:54 | ||||
| Length of day | 11:54 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Port St Johns in september 2024:
54°F to 85°F
49°F to 79°F
58°F to 92°F
61°F to 92°F
56°F to 85°F
49°F to 54°F
49°F to 70°F
50°F to 58°F
40°F to 50°F
40°F to 67°F
43°F to 74°F
50°F to 88°F
52°F to 86°F
49°F to 76°F
52°F to 79°F
54°F to 59°F
56°F to 72°F
58°F to 79°F
49°F to 58°F
41°F to 47°F
41°F to 52°F
40°F to 67°F
45°F to 77°F
58°F to 85°F
58°F to 85°F
59°F to 83°F
49°F to 76°F
56°F to 88°F
56°F to 68°F
43°F to 65°F
Map: other cities in South Africa in september
Cities near Port St Johns:
| Coffee Bay in september | good weather |
| Mthatha in september | good weather |
| The Wild Coast in september | good weather |
| Margate in september | good weather |
| Kokstad in september | good weather |
| Port Shepstone in september | good weather |
| Butterworth in september | good weather |
| East London in september | good weather |
| Drakensberg in september | tolerable weather |
| Durban in september | good weather |
| Ballito (Dolphin Coast) in september | good weather |
| Aliwal North in september | good weather |
Click over cities on the map for information about the weather in september.
Port St Johns
perfect weather
good
tolerable
bad
very bad
Weather data for Port St Johns in september:
Weather data for Port St Johns for september are derived from an average of the weather forecast since 2009 in Port St Johns. There is a margin of error and these forecasts are to be considered as general information only. The weather in Port St Johns can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Port St Johns.