Swimming in Perth in september 2025: Average sea temperature in september and tide times in september 2025
Average sea temperature in Perth in september 2025.
In september, according to seasonal norms, the sea temperature in Perth is:
Minimum: 56°F
Average: 58°F
Maximum: 59°F
Other useful seasonal weather averages in september:
- Outside temperature: 49°F to 60°F
- Most common weather: "Partly Cloudy"
- The wind blows at 5mph
- It rains a total of 3in, over 4 day(s).
Should we swim in Perth in september?
No... The water temperature in Perth in september is freezing
You won't be able to swim in Perth in september! The water temperature is freezing, reaching as low as 56°F (and only 59°F at best)! Our advice: if you are going to Perth this month, plan to sightsee and forget the beach!
Note also that in september, the climate is good with an average outside temperature of 54°F, 2.9in of precipitation (over 4 days) and 93.53 % humidity.
Water and normal seasonal temperatures in Perth in september
| September | |||
| Average sea temperature | 58°F | ||
| Minimum sea temperature | 56°F | ||
| Maximum sea temperature | 59°F | ||
| Average outside temperature | 56°F | ||
| Maximum outside temperature | 61°F | ||
| Minimum outside temperature | 50°F | ||
| Wind speed | 11.8mph | ||
| Wind temperature | 47°F | ||
| Precipitation | 3in | ||
| Number of days of rain | 4 jour(s) (15%) | ||
| Humidity | 94% | ||
| Visibility in kilometers | 7.89km | ||
| Cloud cover | 55% | ||
| Our opinion | freezing swimming |
Chart of the tides in september 2025
Tide times in september 2025 in Perth
Swim elsewhere in Scotland in september
| City | Average T° | Min. T° | Max. T° | Our opinion | Edinburgh in september | 59°F | 60°F | freezing swimming | Aberdeen in september | 56°F | 59°F | freezing swimming | Glasgow in september | 58°F | 60°F | freezing swimming | Inverness in september | 56°F | 58°F | freezing swimming | Dundee in september | 57°F | 59°F | freezing swimming | Fort William in september | 56°F | 58°F | freezing swimming | Isle of Mull in september | 57°F | 58°F | freezing swimming | Kirkwall in september | 56°F | 57°F | freezing swimming | Lerwick in september | 55°F | 58°F | freezing swimming | Skye in september | 56°F | 58°F | freezing swimming | Stornoway in september | 56°F | 58°F | freezing swimming | Glencoe in september | 56°F | 58°F | freezing swimming | Oban in september | 57°F | 58°F | freezing swimming | Tobermory in september | 57°F | 58°F | freezing swimming | Ayr in september | 58°F | 59°F | freezing swimming | Carnoustie in september | 56°F | 58°F | freezing swimming | Dunoon in september | 58°F | 59°F | freezing swimming | St Andrews in september | 57°F | 59°F | freezing swimming | Troon in september | 58°F | 59°F | freezing swimming |