Vaasa in Spring
In spring (March, April and May), Vaasa sees average daytime highs around 7°C and overnight lows near -0°C, with 103 mm of precipitation over about 24 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Over the season highs climb from about -1°C in early March to 15°C by late May. The sky is clear or mostly clear about 30% of the time across spring, and the air most often feels dry.
Spring is Vaasa's 3rd-best season to visit on our travel score. For the whole year in context, see Vaasa's year-round climate.
- Avg daytime high
- 7°C
- 3rd-warmest season
- Avg overnight low
- -0°C
- Precipitation
- 103 mm
- 24 wet days
- Avg wind
- 13 km/h
- Travel score
- 1.6
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Vaasa in Spring
Over the season highs climb from about -1°C in early March to 15°C by late May.
A typical spring day in Vaasa reaches about 7°C and drops to -0°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Vaasa
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 71 that feel at or below 0°C.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Vaasa weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -2° / -7° | 35 | 9.3 | 8.7 | 5.4 | 0.0 |
| Feb | -3° / -8° | 28 | 7.2 | 7.1 | 8.1 | 0.0 |
| Mar | 1° / -5° | 30 | 7.5 | 6.1 | 11.2 | 0.0 |
| Apr | 7° / -0° | 32 | 7.8 | 3.3 | 14.5 | 1.0 |
| May | 13° / 4° | 42 | 8.4 | 0.2 | 17.6 | 3.7 |
| Jun | 17° / 9° | 59 | 10.4 | 0 | 19.6 | 5.5 |
| Jul | 20° / 12° | 70 | 11 | 0 | 18.7 | 6.2 |
| Aug | 19° / 11° | 70 | 11.2 | 0 | 15.9 | 5.9 |
| Sep | 14° / 7° | 53 | 9.7 | 0 | 12.7 | 4.1 |
| Oct | 8° / 3° | 55 | 10.5 | 1.9 | 9.4 | 1.1 |
| Nov | 3° / -1° | 48 | 10.2 | 4.5 | 6.4 | 0.0 |
| Dec | -0° / -4° | 45 | 10.5 | 7.4 | 4.4 | 0.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 30% of the time across spring.
Chance of precipitation in Spring
Vaasa gets around 103 mm of rain and snow over 24 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 13 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 9 h 36 min in early March to 18 h 54 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 3.8 kWh/m².
Is spring a good time to visit Vaasa?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Vaasa.
What to pack for Vaasa in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Vaasa sees daytime highs around 7°C and nights near -0°C. Pack a warm layer and a heavy coat. Worth having: rain gear and sun protection. About 24 days see rain.
Sea temperature near Vaasa in Spring
The nearest coast averages about 2°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 13 km away) is warmest in August at about 16°C and coldest in February near 0°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 1 | 0 | 0 | 1 | 5 | 10 | 15 | 16 | 13 | 9 | 5 | 3 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 1 | Bracing |
| Feb | 0 | Bracing |
| Mar | 0 | Bracing |
| Apr | 1 | Bracing |
| May | 5 | Bracing |
| Jun | 10 | Bracing |
| Jul | 15 | Bracing |
| Aug | 16 | Cool |
| Sep | 13 | Bracing |
| Oct | 9 | Bracing |
| Nov | 5 | Bracing |
| Dec | 3 | Bracing |
UV index in Vaasa in Spring
Clear-sky midday UV across spring averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Vaasa peaks around June 18 at about 4 (moderate) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 0 | 1 | 1 | 2 | 4 | 4 | 4 | 4 | 2 | 1 | 0 | 0 |
| Level | Low | Low | Low | Moderate | Moderate | Moderate | Moderate | Moderate | Low | Low | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 0 | Low |
| Feb | 1 | Low |
| Mar | 1 | Low |
| Apr | 2 | Moderate |
| May | 4 | Moderate |
| Jun | 4 | Moderate |
| Jul | 4 | Moderate |
| Aug | 4 | Moderate |
| Sep | 2 | Low |
| Oct | 1 | Low |
| Nov | 0 | Low |
| Dec | 0 | Low |
Where is Vaasa?
Vaasa sits at 63.1°N, 21.6°E, 7 m above sea level, in Finland. The nearest listed city is Korsholm, 4.0 km away.
Topography around Vaasa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Vaasa.
Within 3 km, the terrain around Vaasa has only modest variations in elevation — a maximum elevation change of 28 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 73 m; within 80 km, only modest variations in elevation — a maximum elevation change of 211 m.
The land around Vaasa is covered by water (36%), trees (29%) and artificial surfaces (29%) within 3 km, trees (50%) and water (28%) within 16 km, and water (47%) and trees (39%) within 80 km.
Finland travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 85% of US
- price level, 2025
- GDP per capita
- $56,149
- 2025
- Happiness
- 7.8 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 1
- per 100k, 2023
- Road deaths
- 3.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 603
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Vaasa (63.096°, 21.6158°, elevation 7 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.