Helsinki in october: average Weather, Temperature and Climate
Weather in Helsinki in october 2025
The weather in Helsinki in october comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout october
bad weather 53.1cm
Weather at 6am
45°F
Clear/Sunny
25% of time
22%
21%
19%
Weather at 12pm
49°F
Clear/Sunny
24% of time
22%
20%
18%
Weather at 6pm
47°F
Cloudy
29% of time
25%
22%
14%
Weather at 3am
45°F
24%
22%
20%
16%
Evolution of daily average temperature and precipitation in Helsinki in october
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Helsinki in october.
The climate of Helsinki in october is bad
The climate in october in Helsinki is wet (with 3.6in of precipitation over 6 days). It should be noted a worsening from the previous month since in september there is an average of 3.1in of precipitation over 5 days.
The climate is rather cool there october, but it is endurable by dressing cosy. Temperatures are up to 49°F. In the morning the temperature drops to 45°F. Thus, the mean temperature average on this month of october in Helsinki is 47°F. Note that seasonal normals are in contrast with those observed in Helsinki in the month of october with a maximum record of 61°F in 2020 and a minimum record of 31°F in 2009.
Day length in Helsinki in october is 10:11. The sun rises at 07:00 and sets at 17:11.
With a bad weather, october is not recommended to go there in Finland.
Helsinki: another month?
If you can push the dates of your trip to Helsinki forward, the month of november has a better weather forecast than october. more information
Seasonal average climate and temperature of Helsinki in october
Check below seasonal norms These datas are set from the weather statements earlier years of the month of october.
| October | |||||
| Outside temperature | |||||
| Average temperature | 47°F | ||||
| Highest temperature | 49°F | ||||
| Lowest temperature | 45°F | ||||
| Highest record temperature | 61°F (2020) | ||||
| Lowest record temperature | 31°F (2009) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Number of days at -32°F | 1 day(s) (3%) | ||||
| Sea temperature | |||||
| Average sea temperature | 51°F | ||||
| Lowest sea temperature | 44°F | ||||
| Highest sea temperature | 59°F | ||||
| Wind | |||||
| Wind speed | 22km/h | ||||
| Wind temperature | 40°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.6in | ||||
| Number of days with rainfall | 6 day(s) (20%) | ||||
| Record daily rainfall | 1.1in (2009) | ||||
| Snowfall | 53.1cm | ||||
| Other climate data | |||||
| Humidity | 87% | ||||
| Visibility | 8.9km | ||||
| Cloud cover | 58% | ||||
| UV index | 3 | ||||
| Daily sunshine hours | 7 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:00 | ||||
| Time of sunset | 17:11 | ||||
| Length of day | 10:11 | ||||
| Our opinion about the weather in october | |||||
| Our opinion at whereandwhen.net | bad | ||||
How was the weather last october?
Here is the day by day recorded weather in Helsinki in october 2024:
52°F to 58°F
47°F to 58°F
54°F to 56°F
49°F to 52°F
47°F to 52°F
38°F to 50°F
40°F to 54°F
38°F to 41°F
36°F to 45°F
41°F to 49°F
50°F to 56°F
49°F to 50°F
43°F to 50°F
52°F to 58°F
43°F to 49°F
40°F to 45°F
38°F to 45°F
34°F to 40°F
31°F to 38°F
32°F to 38°F
34°F to 41°F
40°F to 43°F
40°F to 41°F
32°F to 38°F
34°F to 40°F
36°F to 40°F
36°F to 38°F
31°F to 36°F
27°F to 34°F
34°F to 36°F
38°F to 43°F
Map: other cities in Finland in october
Cities near Helsinki:
| Vantaa in october | bad weather |
| Kirkkonummi in october | bad weather |
| Porvoo in october | bad weather |
| Lohja in october | very bad weather |
| Ingå in october | bad weather |
| Mäntsälä in october | very bad weather |
| Riihimäki in october | very bad weather |
| Ekenäs in october | bad weather |
| Hämeenlinna in october | very bad weather |
| Lahti in october | very bad weather |
| Forssa in october | very bad weather |
| Salo in october | very bad weather |
Click over cities on the map for information about the weather in october.
Helsinki
perfect weather
good
tolerable
bad
very bad
Weather data for Helsinki in october:
Weather data for Helsinki for october are derived from an average of the weather forecast since 2009 in Helsinki. There is a margin of error and these forecasts are to be considered as general information only. The weather in Helsinki 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 Helsinki.