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Vaasa in October: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Vaasa in October will be like? Take a look at our weather guide for Vaasa, based on historical data.
Check flight prices to Vaasa on Avionero:
October

Weather in Vaasa in October 2025

Uncomfortable Weather
Cool
☁️
Cloudy
🌊
Cold water
If you are thinking of traveling to Vaasa in October, think and plan carefully. The average daytime high temperature is usually around +7°C, and there are only about 3 sunny days in total throughout the whole month. Pack for extremes to ensure that you are as comfortable as possible. Search flights in one click on Avionero.

Average weather

☀️
+7°C
Avg. max. temperature
-16°C
Min.
+18°C
Max.
56 mm
Total precipitation
85%
Avg. humidity
3 m/s
Avg. wind
3 ☀️
Sunny Days
12 ⛅️
Cloudy
12 🌦
Rainy
Our opinion: Vaasa has uncomfortable weather in October.

Average temperature in Vaasa in October

Here are the expected maximum, average and minimum temperatures in Vaasa for October based on the historical data.
Last Year
Historical Data

Going from a maximum of +12°C during the day to a minimum of -8°C during the night, the temperature in October averages around +5°C.

The average maximum temperature goes down 70% by the end of the month, compared with the beginning of the month, from +12°C to -2°C.

Is Vaasa warm or cold in October?

Vaasa is typically cool in October.

Maximum temperatures go down compared to the previous month from +13°C to +7°C. The minimum temperature also goes down from +7°C to +3°C.

Pack a sweater and a jacket as there will be cooler temperatures.

Take a look at how October is compared to other months in Vaasa:

Water temperature in Vaasa in October

Water in Vaasa in October is Cold. It varies from +5°C to +11°C, with an average of +8°C. Note that the air temperature is lower than the water temperature, averaging around +7°C.

In October, water temperatures are average relative to the rest of the year:

The warmest water temperatures in Vaasa are reached in August, when the average sea temperature rises to +17°C. The coldest water temperatures are in February, with an average of 0°C.

Can you swim in Vaasa in October?

We would not recommend swimming in Vaasa in October, the water is very cold (+8°C on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +16°C
🏄‍♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Vaasa in October

Vaasa weather looks like this, on average, in October and the surrounding months.
SeptemberOctoberNovember
Avg. temperature
+13°C+7°C+2°C
Min. temperature
-3°C-16°C-21°C
Max. temperature
+25°C+18°C+12°C
Rainfall
69 mm56 mm28 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+13°C+8°C+5°C
Humidity
82%85%88%
Air pressure
1010 HPa1009 HPa1008 HPa
Sunny days
431
Cloudy days
101213
Rainy days
16127
Snowy days
039

October typically has worse weather conditions compared to September. It’s getting colder in October. From +13°C in the day, the average maximum temperature lowers to +7°C. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 69 mm to 56 mm. Humidity rises from 82% to 85%. The average wind speed doesn’t change much during October, staying around 3 m/s. The days becoming less sunny, going from 4 sunny days in September to 3 in October.

November brings much the same weather, it remains bad.

Wind

Wind speed in Vaasa in October based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Vaasa is gradually increasing during October, going from 3 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during October in Vaasa based on historical data.
Last Year
Historical Data
Typically, there is a 26% chance of rain on an average day in October, with total rainfall of approximately 71 mm. The maximum amount of rainfall per day is around 25 mm, which is moderate rain. On average, there are about 8 rainy days during October, so prepare to bring an umbrella.
Here’s how October is compared with other months in the amount of precipitation, total mm:
Vaasa wettest month is August, where a typical day has a 55% chance of precipitation and 82 mm of rainfall per day. January, on the other hand, is the driest month with a mere 3% chance of precipitation and 6 mm of rainfall per day.

Snow

Amount of snow in mm during October in Vaasa based on historical data.
Last Year
Historical Data
Typically, there is a 3% chance of snow on an average day in October, with a total monthly snowfall of approximately 6 mm.

Here’s how October is compared with other months in the amount of snow, total mm:

How was the weather last October in Vaasa?

This is the weather in Vaasa in October 2023:
1 October
☀️
+12°C
2 October
☁️
+11°C
3 October
☀️
+12°C
4 October
☁️
+12°C
5 October
☀️
+8°C
6 October
☀️
+9°C
7 October
🌧️
+6°C
8 October
☀️
+7°C
9 October
☁️
+7°C
10 October
☀️
+8°C
11 October
🌧️
+11°C
12 October
☁️
+8°C
13 October
☀️
+9°C
14 October
🌧️
+9°C
15 October
☀️
+6°C
16 October
☀️
+7°C
17 October
☀️
+6°C
18 October
☁️
+3°C
19 October
☀️
+2°C
20 October
☀️
+2°C
21 October
☀️
+1°C
22 October
☀️
0°C
23 October
☀️
+2°C
24 October
☀️
+1°C
25 October
☀️
-1°C
26 October
☀️
0°C
27 October
☁️
-1°C
28 October
☁️
-1°C
29 October
🌨️
+1°C
30 October
☀️
-2°C
31 October
☀️
-2°C
In October 2023 Vaasa had 20 sunny days, 7 cloudy days, and 3 rainy days. The average maximum temperature was +5°C, with an absolute maximum of +12°C and a minimum of -2°C. The average humidity was 83%, with a maximum of 100% and a minimum of 56%. The average wind speed was 3 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in October?

Climate Change over Years

This is how Vaasa climate have been changing during last 43 years period.

The climate in Vaasa in October has not changed much over the last 43 years.

The average temperature was the lowest in 1985 (+4°C) and the highest in 2020 (+10°C). The driest year was 2002 with only 260 mm of rainfall, and the wettest year was 2019 with 2226 mm.

FAQ

Frequently asked questions about the weather in Vaasa in October:

Is October a good time to visit Vaasa?

There is never a bad time to go to Vaasa, but the weather isn’t the best in October, so plan on enjoying the great indoor attractions of Vaasa and pack for the extremes in weather.

Can you sunbathe in Vaasa in October?

Not really, October is not the best time to sunbathe, unless you visit a local solarium.

Can you swim in Vaasa in October?

Swimming in Vaasa in October is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Vaasa rainy in October?

Vaasa is often rainy in October. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Vaasa in October?

Usually, it’s not very sunny in Vaasa in October, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Finland

Check out the weather for other cities in Finland.

Monthly weather in Vaasa

Source of the data

For this page, we’ve looked at the typical weather in Vaasa, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.