August could be a good time to visit Vaasa, as the weather is generally fine. The average high temperature is around +64°F, and there are typically 5 sunny days in August. However, expect about 17 rainy days, and total monthly rainfall of approximately 82 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+64°F
Avg. max. temperature
+36°F
Min.
+86°F
Max.
82 mm
Total precipitation
78%
Avg. humidity
2 m/s
Avg. wind
5 ☀️
Sunny Days
8 ⛅️
Cloudy
17 🌦
Rainy
Our opinion: Vaasa has OK weather in August.
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Average temperature in Vaasa in August
Here are the expected maximum, average and minimum temperatures in Vaasa for August based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in August is +68°F with a maximum of +86°F and a minimum of +46°F.
The average maximum temperature goes down 18% by the end of the month, compared with the beginning of the month, from +68°F to +61°F.
Is Vaasa warm or cold in August?
Vaasa is typically mild in August.
Maximum temperatures go down compared to the previous month from +68°F to +64°F. The minimum temperature also goes down from +54°F to +52°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
August is one of the warmest months in Vaasa, here is the comparison with other months:
Water temperature in Vaasa in August
Water in Vaasa in August is Fresh. It varies from +57°F to +66°F, with an average of +62°F.This is almost similar to the air temperature, which averages +64°F.
The water temperature in August is one of the warmest of the entire year:
The warmest water temperatures in Vaasa are reached in August, when the average sea temperature rises to +62°F. The coldest water temperatures are in February, with an average of +31°F.
Can you swim in Vaasa in August?
Water temperature (+62°F) in Vaasa in August might be suited for short swims and acclimatized swimmers might find it refreshing.
🦭
Cold
Below +61°F
🏄♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
Think of bringing a full-body or shorty wetsuit (3mm-5mm thickness) to provide insulation and maintain body heat.
Climate in Vaasa in August
Vaasa weather looks like this, on average, in August and the surrounding months.
July
August
September
Avg. temperature
+68°F
+64°F
+55°F
Min. temperature
+41°F
+36°F
+27°F
Max. temperature
+90°F
+86°F
+77°F
Rainfall
74 mm
82 mm
69 mm
Wind
2 m/s
2 m/s
3 m/s
Avg. water temperature
+62°F
+62°F
+55°F
Humidity
74%
78%
82%
Air pressure
1010 HPa
1010 HPa
1010 HPa
Sunny days
6
5
4
Cloudy days
8
8
10
Rainy days
16
17
16
Snowy days
0
0
0
August typically has worse weather conditions compared to July.It’s getting colder in August. From +68°F in the day, the average maximum temperature lowers to +64°F.Prepare for more rain. Average rainfall goes from 74 mm to 82 mm.Humidity rises from 74% to 78%.The average wind speed doesn’t change much during August, staying around 2 m/s.The days becoming less sunny, going from 6 sunny days in July to 5 in August.
September brings much the same weather, it remains ok.
Wind speed in Vaasa in August based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 7 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 August, going from 3 m/s to 4 m/s over the course of the month.
Rain
Amount of rainfall in mm during August in Vaasa based on historical data.
Last Year
Historical Data
Total precipitation in August is about 177 mm, with a 74% chance of rain on a typical day. The maximum amount of rainfall per day is around 20 mm, which is considered light rain.August is a pretty wet month with over 23 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
August is one of the rainiest months in Vaasa, here is a comparison with other months, 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.
How was the weather last August in Vaasa?
This is the weather in Vaasa in August 2023:
1 August
☀️
+68°F
2 August
🌧️
+67°F
3 August
☁️
+69°F
4 August
🌧️
+65°F
5 August
☀️
+68°F
6 August
🌧️
+71°F
7 August
☀️
+86°F
8 August
☀️
+78°F
9 August
☀️
+71°F
10 August
☀️
+69°F
11 August
🌧️
+65°F
12 August
☀️
+67°F
13 August
☁️
+67°F
14 August
☁️
+69°F
15 August
☀️
+72°F
16 August
☀️
+69°F
17 August
☀️
+67°F
18 August
☀️
+69°F
19 August
☀️
+70°F
20 August
☀️
+71°F
21 August
🌧️
+61°F
22 August
🌧️
+62°F
23 August
🌧️
+64°F
24 August
🌧️
+64°F
25 August
🌧️
+65°F
26 August
☁️
+67°F
27 August
☀️
+64°F
28 August
☁️
+63°F
29 August
☀️
+66°F
30 August
☀️
+63°F
31 August
🌧️
+61°F
In August 2023 Vaasa had 16 sunny days, 5 cloudy days, and 10 rainy days. The average maximum temperature was +68°F, with an absolute maximum of +86°F and a minimum of +61°F. The average humidity was 84%, with a maximum of 99% and a minimum of 44%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in August?
Climate Change Over the Years
This is how Vaasa climate has changed over the last 43 years.
The climate in Vaasa in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1985 (+40°F) and the highest in 2020 (+49°F). 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 August:
Is August a good time to visit Vaasa?
It’s always a good time to visit Vaasa, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Vaasa in August?
August has mild temperatures in Vaasa. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Can you swim in Vaasa in August?
In general, you can swim in Vaasa in August, if you want to, at an average water temperature of +62°F. But it will feel quite cool, and some precautions are necessary to ensure your comfort and safety.
Is Vaasa rainy in August?
Vaasa is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Vaasa in August?
Usually, it’s not very sunny in Vaasa in August, 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.
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.
