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Vaasa in April: Weather, Average temperature and Climate

Discover the weather for Vaasa in April and if it’s a good time to travel (based on historical data).
Check flight prices to Vaasa on Avionero:
April

Weather in Vaasa in April 2025

OK Weather
Chill
☁️
Cloudy
🌊
Cold water
April could be a good time to visit Vaasa, as the weather is generally fine. The average high temperature is around +43°F, and there are typically 7 sunny days in April. However, expect about 6 rainy days, and total monthly rainfall of approximately 23 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+43°F
Avg. max. temperature
+5°F
Min.
+70°F
Max.
23 mm
Total precipitation
74%
Avg. humidity
3 m/s
Avg. wind
7 ☀️
Sunny Days
11 ⛅️
Cloudy
6 🌦
Rainy
Our opinion: Vaasa has OK weather in April.
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Average temperature in Vaasa in April

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

The expected average maximum temperature in April is +45°F with a maximum of +55°F and a minimum of +5°F.

The average maximum temperature goes up 18% by the end of the month, compared with the beginning of the month, from +34°F to +43°F.

Is Vaasa warm or cold in April?

Vaasa is typically chill in April.

Maximum temperatures go up compared to the previous month from +32°F to +43°F. The minimum temperature also goes up from +21°F to +30°F.

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

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

Water temperature in Vaasa in April

Water in Vaasa in April is Cold. It varies from +30°F to +36°F, with an average of +33°F. The air temperature averaging +43°F is higher than the water temperature.

In April, 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 +62°F. The coldest water temperatures are in February, with an average of +31°F.

Can you swim in Vaasa in April?

We would not recommend swimming in Vaasa in April, the water is very cold (+33°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
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
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 April

Vaasa weather looks like this, on average, in April and the surrounding months.
MarchAprilMay
Avg. temperature
+32°F+43°F+54°F
Min. temperature
-20°F+5°F+23°F
Max. temperature
+54°F+70°F+82°F
Rainfall
10 mm23 mm48 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+32°F+33°F+39°F
Humidity
81%74%68%
Air pressure
1009 HPa1012 HPa1013 HPa
Sunny days
678
Cloudy days
13119
Rainy days
2613
Snowy days
1161

April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +32°F to +43°F during the day. Prepare for more rain. Average rainfall goes from 10 mm to 23 mm. It feels drier, as humidity decreases from 81% to 74%. The average wind speed doesn’t change much during April, staying around 3 m/s. The good news is there are likely to be more sunny days in April, from 6 to 7.

But maybe it is worth considering traveling in May as the weather gets better.

Wind

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

The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.

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

Rain

Amount of rainfall in mm during April in Vaasa based on historical data.
Last Year
Historical Data
Total precipitation in April is about 23 mm, with a 13% chance of rain on a typical day. The maximum amount of rainfall per day is around 11 mm, which is considered light rain. Vaasa is amazing in April with as little as 4 rainy days on average, so plan adventures in the great outdoors.
Here’s how April 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 April in Vaasa based on historical data.
Last Year
Historical Data
The total snow in April is about 17 mm, with a 0% chance of snow on a typical day.

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

How was the weather last April in Vaasa?

This is the weather in Vaasa in April 2023:
1 April
☀️
+34°F
2 April
☀️
+29°F
3 April
☀️
+33°F
4 April
☀️
+37°F
5 April
☀️
+42°F
6 April
☀️
+44°F
7 April
☀️
+39°F
8 April
☀️
+42°F
9 April
☀️
+43°F
10 April
☀️
+45°F
11 April
☀️
+46°F
12 April
☀️
+50°F
13 April
☀️
+47°F
14 April
☀️
+46°F
15 April
☀️
+47°F
16 April
☀️
+49°F
17 April
☀️
+46°F
18 April
☀️
+48°F
19 April
☀️
+51°F
20 April
☀️
+56°F
21 April
☀️
+53°F
22 April
☀️
+48°F
23 April
☀️
+39°F
24 April
☁️
+35°F
25 April
☁️
+46°F
26 April
🌧️
+50°F
27 April
☀️
+44°F
28 April
☁️
+45°F
29 April
☁️
+44°F
30 April
☀️
+43°F
In April 2023 Vaasa had 25 sunny days, 4 cloudy days, and 1 rainy days. The average maximum temperature was +45°F, with an absolute maximum of +55°F and a minimum of +28°F. The average humidity was 75%, with a maximum of 100% and a minimum of 37%. The average wind speed was 3 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in April?

Climate Change Over the Years

This is how Vaasa climate has changed over the last 43 years.

The climate in Vaasa in April 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 April:

Is April a good time to visit Vaasa?

It’s always a good time to visit Vaasa, but the weather is changeable in April, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Vaasa in April?

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

Can you swim in Vaasa in April?

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

Is Vaasa rainy in April?

Vaasa is usually dry in April. Plan your packing around outdoor activities and exploring.

Is it sunny in Vaasa in April?

Usually, it’s not very sunny in Vaasa in April, 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.