St Helens in september: average Weather, Temperature and Climate
Weather in St Helens in september 2025
The weather in St Helens in september comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
tolerable weather
Weather at 6am
49°F
Clear/Sunny
51% of time
22%
12%
8%
Weather at 12pm
59°F
Clear/Sunny
45% of time
24%
20%
8%
Weather at 6pm
52°F
Clear/Sunny
44% of time
26%
18%
8%
Weather at 3am
47°F
48%
26%
12%
8%
Evolution of daily average temperature and precipitation in St Helens in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in St Helens in september.
The climate of St Helens in september is tolerable
the weather in St Helens in september is quite dry (with 3.1in of precipitation over 4 days). It should be noted an improvement from the previous month since in august it receives an average of 3.4in of rainfall over 4 days.
The climate is quite cool in that area september, but it is livable when dressing cosy. The thermometer averaged maximum of 59°F. In the morning the temperature drops to 49°F. Thus, the mean temperature average in september in St Helens is 54°F. Note that seasonal normals in contrast with those observed in St Helens in the month of september with a maximum record of 74°F in 2021 and a minimum record of 31°F in 2020.
In september in St Helens, the days on average last 11:47. The sun rises at 07:09 and sunset is at 18:56.
With a correct weather, the month of september is okay (but not good) to go in that area in Tasmania.
St Helens: another month?
If you can push back the dates of your trip, we advise you to go in october to St Helens. more information
Seasonal average climate and temperature of St Helens in september
Check below seasonal norms These statistics are compiled from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 54°F | ||||
| Highest temperature | 59°F | ||||
| Lowest temperature | 49°F | ||||
| Highest record temperature | 74°F (2021) | ||||
| Lowest record temperature | 31°F (2020) | ||||
| Number of days at +65°F | 2 day(s) (7%) | ||||
| Sea temperature | |||||
| Average sea temperature | 56°F | ||||
| Lowest sea temperature | 55°F | ||||
| Highest sea temperature | 57°F | ||||
| Wind | |||||
| Wind speed | 21km/h | ||||
| Wind temperature | 43°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.1in | ||||
| Number of days with rainfall | 4 day(s) (13%) | ||||
| Record daily rainfall | 2.6in (2019) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 83% | ||||
| Visibility | 9.45km | ||||
| Cloud cover | 34% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:09 | ||||
| Time of sunset | 18:56 | ||||
| Length of day | 11:47 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last september?
Here is the day by day recorded weather in St Helens in september 2024:
45°F to 52°F
45°F to 54°F
38°F to 59°F
45°F to 59°F
54°F to 63°F
56°F to 67°F
40°F to 59°F
47°F to 54°F
41°F to 59°F
41°F to 61°F
54°F to 63°F
34°F to 58°F
43°F to 58°F
36°F to 49°F
32°F to 58°F
41°F to 59°F
40°F to 58°F
49°F to 59°F
31°F to 56°F
36°F to 56°F
40°F to 58°F
50°F to 63°F
52°F to 65°F
38°F to 58°F
52°F to 56°F
31°F to 56°F
34°F to 65°F
40°F to 70°F
52°F to 67°F
49°F to 67°F
Map: other cities in Tasmania in september
Cities near St Helens:
| Bay of Fires in september | tolerable weather |
| Douglas-Apsley National Park in september | tolerable weather |
| Douglas-Apsley National Park in september | tolerable weather |
| Bicheno in september | tolerable weather |
| Bridport in september | tolerable weather |
| Dolphin Sands in september | tolerable weather |
| Coles Bay in september | tolerable weather |
| Launceston in september | tolerable weather |
| George Town in september | tolerable weather |
| Miena in september | tolerable weather |
| Maria Island in september | tolerable weather |
| Flinders Island in september | tolerable weather |
Click over cities on the map for information about the weather in september.
St Helens
perfect weather
good
tolerable
bad
very bad
Weather data for St Helens in september:
Weather data for St Helens for september are derived from an average of the weather forecast since 2009 in St Helens. There is a margin of error and these forecasts are to be considered as general information only. The weather in St Helens 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 St Helens.