5-day weather forecast Helsinki 15-05-2026
Weather forecast Helsinki today 15.05.2026: sunny, temperature from 7 °C to 13 °C.
No precipitation expected. Wind up to 4.89 m/s (gusts 10.28 m/s). Air humidity 56–85%, atmospheric pressure 755–757 mm Hg, UV index up to 3.7.
Sunset 21:54
Moonrise 03:42 · Moonset 20:33
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 7 °C | 0% | 16% | 81% | 755 mm Hg | ESE 108° 4.69 (9.86) m/s | 0 |
| 01:00 |  Partly cloudy | 7 °C | 0% | 25% | 83% | 756 mm Hg | ESE 108° 4.5 (9.44) m/s | 0 |
| 02:00 | Partly cloudy | 7 °C | 0% | 31% | 84% | 756 mm Hg | ESE 113° 4.89 (10.28) m/s | 0 |
| 03:00 | Partly cloudy | 7 °C | 0% | 33% | 82% | 756 mm Hg | ESE 116° 4.69 (9.86) m/s | 0 |
| 04:00 | Clear | 7 °C | 0% | 24% | 83% | 756 mm Hg | ESE 115° 4.11 (8.56) m/s | 0 |
| 05:00 |  Sunny | 7 °C | 0% | 21% | 85% | 756 mm Hg | ESE 112° 4 (8.39) m/s | 0 |
| 06:00 | Sunny | 7 °C | 0% | 25% | 84% | 756 mm Hg | ESE 111° 4.11 (8.06) m/s | 0.1 |
| 07:00 | Sunny | 8 °C | 0% | 24% | 81% | 756 mm Hg | ESE 110° 4.31 (7.69) m/s | 0.3 |
| 08:00 | Sunny | 8 °C | 0% | 12% | 76% | 756 mm Hg | ESE 115° 3.69 (6.28) m/s | 0.7 |
| 09:00 | Sunny | 13 °C | 0% | 0% | 58% | 756 mm Hg | ESE 108° 3.5 (5.58) m/s | 1.4 |
| 10:00 | Sunny | 10 °C | 0% | 17% | 69% | 757 mm Hg | ESE 107° 3.39 (5.39) m/s | 2 |
| 11:00 | Sunny | 10 °C | 0% | 18% | 69% | 757 mm Hg | ESE 104° 3.39 (5.39) m/s | 2.7 |
| 12:00 | Sunny | 11 °C | 0% | 15% | 66% | 757 mm Hg | E 101° 4.31 (6.64) m/s | 3.5 |
| 13:00 | Sunny | 11 °C | 0% | 9% | 64% | 757 mm Hg | E 99° 4.5 (7) m/s | 3.7 |
| 14:00 | Sunny | 11 °C | 0% | 7% | 62% | 757 mm Hg | E 99° 4.61 (7.33) m/s | 3.3 |
| 15:00 | Sunny | 12 °C | 0% | 7% | 59% | 757 mm Hg | E 100° 4.5 (7.17) m/s | 2.8 |
| 16:00 | Sunny | 12 °C | 0% | 5% | 57% | 757 mm Hg | E 101° 4.19 (6.81) m/s | 2.4 |
| 17:00 |  Overcast | 12 °C | 0% | 100% | 56% | 756 mm Hg | E 101° 3.61 (5.92) m/s | 1.7 |
| 18:00 | Overcast | 11 °C | 0% | 100% | 57% | 756 mm Hg | ESE 105° 3.11 (5.36) m/s | 0.9 |
| 19:00 | Sunny | 11 °C | 0% | 5% | 60% | 756 mm Hg | ESE 109° 2.61 (4.72) m/s | 0.4 |
| 20:00 | Overcast | 10 °C | 0% | 100% | 64% | 755 mm Hg | ESE 115° 2 (3.97) m/s | 0.2 |
| 21:00 |  Partly cloudy | 9 °C | 0% | 56% | 66% | 755 mm Hg | SE 128° 1.31 (2.72) m/s | 0 |
| 22:00 |  Overcast | 8 °C | 0% | 100% | 68% | 755 mm Hg | ESE 115° 1.89 (4) m/s | 0 |
| 23:00 | Overcast | 7 °C | 0% | 100% | 71% | 755 mm Hg | ESE 110° 2.11 (4.42) m/s | 0 |
Frequently asked questions about the weather in Helsinki
Today in Helsinki the temperature ranges from 7 °C to 13 °C, wind up to 4.89 m/s. Check the detailed hourly forecast above for more information.
The precipitation probability in Helsinki today is 0%. View the full multi-day forecast above to see the rain chances for each upcoming day.
The wind speed in Helsinki today reaches up to 4.89 m/s with gusts up to 10.28 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Helsinki today ranges from 56% to 85%. View the humidity chart above for hourly details.
The UV index in Helsinki today reaches up to 3.7. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Helsinki today ranges from 755 to 757 mm Hg. View the pressure chart above for hourly readings.
Cloud cover in Helsinki today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.
Helsinki on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.