Vaasa in september: average Weather, Temperature and Climate
Weather in Vaasa in september 2025
The weather in Vaasa in the month of september comes from statistical datas on the past years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
tolerable weather
Weather at 6am
54°F
Partly Cloudy
29% of time
27%
20%
18%
Weather at 12pm
58°F
Clear/Sunny
31% of time
26%
24%
12%
Weather at 6pm
54°F
Clear/Sunny
34% of time
23%
23%
13%
Weather at 3am
52°F
29%
28%
19%
17%
Evolution of daily average temperature and precipitation in Vaasa in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Vaasa in september.
The climate of Vaasa in september is tolerable
the weather in Vaasa in september is wet (with 3.6in of rainfall over 6 days). The weather is better from the previous month since in august it receives an average of 5.3in of rainfall over 9 days.
The climate is fairly cool there september, but it is endurable by dressing warm. The high seasonal norm is 58°F. In the morning the temperature drops to 54°F. Thus, the mean temperature average on this month of september in Vaasa is 56°F. These temperatures are far removed from those records observed in Vaasa in the month of september with a maximum record of 72°F in 2019 and a minimum record of 38°F in 2013.
Day length in Vaasa in september is 13:00. Sunrise is at 05:58 and sunset is at 18:58.
With a correct climate, september is okay (but not good) to go in that area in Finland.
Vaasa: another month?
If you can push the dates of your trip to Vaasa forward, the month of october has a better weather forecast than september. more information
September: another location in Finland?
If you want to go to Finland in september, there are destinations with better weather than Vaasa:
In september, Helsinki, Turku, Masku, Pori, Turku Archipelago (Abo Skargard) and Ekenäs have good weather.
Seasonal average climate and temperature of Vaasa 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 | 56°F | ||||
| Highest temperature | 58°F | ||||
| Lowest temperature | 54°F | ||||
| Highest record temperature | 72°F (2019) | ||||
| Lowest record temperature | 38°F (2013) | ||||
| Number of days at +65°F | 2 day(s) (7%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Sea temperature | |||||
| Average sea temperature | 55°F | ||||
| Lowest sea temperature | 48°F | ||||
| Highest sea temperature | 62°F | ||||
| Wind | |||||
| Wind speed | 22km/h | ||||
| Wind temperature | 50°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.6in | ||||
| Number of days with rainfall | 6 day(s) (20%) | ||||
| Record daily rainfall | 1.6in (2020) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 84% | ||||
| Visibility | 9.32km | ||||
| Cloud cover | 48% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:58 | ||||
| Time of sunset | 18:58 | ||||
| Length of day | 13:00 | ||||
| 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 Vaasa in september 2024:
56°F to 59°F
58°F to 59°F
58°F to 59°F
58°F to 61°F
59°F to 59°F
59°F to 59°F
59°F to 59°F
59°F to 59°F
61°F to 63°F
59°F to 61°F
58°F to 59°F
56°F to 59°F
54°F to 58°F
54°F to 56°F
52°F to 54°F
54°F to 58°F
56°F to 59°F
58°F to 61°F
58°F to 59°F
56°F to 58°F
50°F to 54°F
47°F to 50°F
50°F to 54°F
56°F to 56°F
54°F to 58°F
49°F to 56°F
49°F to 50°F
45°F to 50°F
43°F to 50°F
43°F to 52°F
Map: other cities in Finland in september
Cities near Vaasa:
| Oravais in september | tolerable weather |
| Seinäjoki in september | tolerable weather |
| Kauhajoki in september | tolerable weather |
| Jakobstad in september | tolerable weather |
| Kristinestad in september | tolerable weather |
| Alajärvi in september | tolerable weather |
| Kokkola in september | tolerable weather |
| Kankaanpaeae in september | tolerable weather |
| Kalajoki in september | tolerable weather |
| Pori in september | good weather |
| Ylivieska in september | tolerable weather |
| Keuruu in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Vaasa
perfect weather
good
tolerable
bad
very bad
Weather data for Vaasa in september:
Weather data for Vaasa for september are derived from an average of the weather forecast since 2009 in Vaasa. There is a margin of error and these forecasts are to be considered as general information only. The weather in Vaasa 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 Vaasa.