Oulu weather in April
Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in April
Poor
Best time to visit: June – August
What is the weather like in Oulu in April?
In April, Oulu is cold: daytime highs average 4 °C, and nights often drop below freezing (−3 °C). The sea averages 0.2 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 32 mm. Snow falls on about 3 days. All in all, April is not an ideal month for a holiday in Oulu.
April compared
How the weather changes from March to May. Tap a month to open it.
More details for April
- Daylight
- 15 h 5 min05:46 – 20:51
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 62 %on averageAll months
- Hot days
- 0 days30 °C or more
- Snow days
- 3 days1 cm or more of fresh snowAll months
- Time zone
- UTC+3Europe/Helsinki
How the score comes together
- Temperatureweight 50 %0 %
- Sunshineweight 20 %65 %
- Few rainy daysweight 30 %74 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in April
- Warm jacket
- Hat, scarf & gloves
Oulu in April: quick answers
Is Oulu hot in April?
No. In April, Oulu is cold: daytime highs average 4 °C and nights drop to about −3 °C.
Can you swim in Oulu in April?
Only if you don't mind cold water: in April the sea averages just 0.2 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Oulu in April?
Rain falls on about 8 days, adding up to 32 mm.
Oulu month by month
The whole year in OuluAll destinations: FinlandWhere to go in AprilSea temperature in April
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences