Oulu
May
Weather in Oulu for May 2025
Your guide to Oulu weather in May - trends and predictions
Maastopalovaroitus - See hour by hour.
Snowfall in Oulu during May is quite rare, with fewer than 2 snowy days on average.
According to Oulu snow forecast for May 2025, no snow is expected in the next 2 weeks.The forecast for the next days in Oulu predicts temperatures to be around 6 °C, close to the historical average.
In general, the average temperature in Oulu at the beginning of May is 4.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 13.9 °C by the end of May.
Oulu experiences moderate rainfall in May, with an average of 9 rainy days and a total precipitation of 34.5 mm.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
Rain 🌧️
21
Dry days
9
Rainy days
1
Snow days
10°/3°
Temperatures
18 km/h
Avg max wind
71 %
Avg humidity
Oulu Weather May
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1   4° | 2  13° | 3 2° | 4 3° | |||
| 5  3° | 6  5° | 7 4° | 8 8° | 9 6° | 10 8° | 11 8° |
| 12 7° | 13 4° | 14 3° | 15  16° | 16 16° | 17 15° | 18 12° |
| 19  12° | 20  11° | 21 13° | 22 16° | 23 16° | 24 16° | 25 13° |
| 26 14° | 27 13° | 28 13° | 29 13° | 30 15° | 31 16° |
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Temperatures trend during May in Oulu
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Sunny | 4° /-2° | 0 mm | 0.8 | |
| 2 May | Patchy rain possible | 13° /2° | 3.8 mm | 0.6 | |
| 3 May | Patchy rain possible | 2° /-2° | 4.4 mm | 0.4 | |
| 4 May | Patchy rain possible | 3° /-2° | 0.5 mm | 0.7 | |
| 5 May | Light freezing rain | 3° /-3° | 0.1 mm | 1.1 | |
| 6 May | Overcast | 5° /-2° | 0 mm | 1 | |
| 7 May | Patchy rain possible | 4° /1° | 1.8 mm | 1 | |
| 8 May | Overcast | 8° /1° | 0.1 mm | 2 | |
| 9 May | Patchy rain possible | 6° /4° | 0.4 mm | 1 | |
| 10 May | Patchy rain possible | 8° /4° | 0.3 mm | 2 | |
| 11 May | Patchy rain possible | 8° /3° | 0.3 mm | 2 | |
| 12 May | Patchy rain possible | 7° /4° | 3.2 mm | 1 | |
| 13 May | Patchy rain possible | 4° /3° | 4.2 mm | 1 | |
| 14 May | Patchy rain possible | 3° /2° | 0.3 mm | 1 | |
| 15 May | Moderate rain at times | 16° /5° | 0.4 mm | 4 | |
| 16 May | Patchy rain possible | 16° /5° | 0.4 mm | 4 | |
| 17 May | Moderate or heavy rain shower | 15° /6° | 5.1 mm | 4 | |
| 18 May | Patchy rain possible | 12° /5° | 1.3 mm | 3 | |
| 19 May | Partly cloudy | 12° /3° | 0.2 mm | 4 | |
| 20 May | Cloudy | 11° /4° | 0 mm | 4 | |
| 21 May | Sunny | 13° /3° | 0 mm | 4 | |
| 22 May | Overcast | 16° /6° | 0 mm | 4 | |
| 23 May | Moderate or heavy rain shower | 16° /7° | 3.9 mm | 5 | |
| 24 May | Patchy rain possible | 16° /8° | 0.9 mm | 4 | |
| 25 May | Moderate or heavy rain shower | 13° /5° | 7.2 mm | 4 | |
| 26 May | Sunny | 14° /5° | 0 mm | 4 | |
| 27 May | Sunny | 13° /7° | 0.3 mm | 4 | |
| 28 May | Moderate or heavy rain shower | 13° /7° | 4.6 mm | 4 | |
| 29 May | Partly cloudy | 13° /7° | 0.1 mm | 4 | |
| 30 May | Overcast | 15° /8° | 1.6 mm | 4 | |
| 31 May | Moderate rain at times | 16° /8° | 4.4 mm | 4 | |
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Important Notice
Our weather forecast for Oulu in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Oulu forecast closer to your planned date for the most up-to-date weather information.
Oulu in May - FAQ
What are the expected maximum and minimum temperatures in Oulu during May?
Prepare for cooler days with highs just around 10° and colder nights, dipping below 3°.
How much rainfall should be expected in Oulu during May?
In May, Oulu can expect light to moderate rainfall, totaling 34.5 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Oulu in May 2025?
Oulu typically sees 0.165 cm of snowfall during May.
What are the typical wind conditions in Oulu during May?
The average wind speed in Oulu during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Oulu
Explore the daily rainfall trends and prepare for Oulus May weather 💧
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