5-day weather forecast Helsinki 15-05-2026
Weather forecast Helsinki today 15.05.2026: partly cloudy, temperature from 7 °C to 16 °C.
No precipitation expected. Wind up to 5.89 m/s (gusts 11.67 m/s). Air humidity 39–86%, 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 |  Partly cloudy | 7 °C | 0% | 46% | 81% | 755 mm Hg | ESE 109° 5.31 (11.14) m/s | 0 |
| 01:00 | Partly cloudy | 7 °C | 0% | 43% | 82% | 756 mm Hg | ESE 112° 5.89 (11.67) m/s | 0 |
| 02:00 | Partly cloudy | 8 °C | 0% | 30% | 80% | 756 mm Hg | ESE 118° 5.69 (10.72) m/s | 0 |
| 03:00 | Partly cloudy | 7 °C | 0% | 46% | 82% | 756 mm Hg | ESE 122° 5.31 (10.25) m/s | 0 |
| 04:00 | Partly cloudy | 7 °C | 0% | 49% | 83% | 756 mm Hg | ESE 117° 4.81 (9.5) m/s | 0 |
| 05:00 |  Partly cloudy | 7 °C | 0% | 54% | 86% | 756 mm Hg | ESE 116° 4.11 (8.36) m/s | 0 |
| 06:00 | Partly cloudy | 7 °C | 0% | 48% | 86% | 756 mm Hg | ESE 117° 3.39 (6.61) m/s | 0.1 |
| 07:00 | Partly cloudy | 7 °C | 0% | 36% | 84% | 757 mm Hg | ESE 106° 3.81 (6.69) m/s | 0.3 |
| 08:00 | Partly cloudy | 8 °C | 0% | 32% | 79% | 757 mm Hg | ESE 109° 3.89 (6.44) m/s | 0.7 |
| 09:00 | Partly cloudy | 9 °C | 0% | 37% | 75% | 757 mm Hg | ESE 109° 3 (4.86) m/s | 1.4 |
| 10:00 | Partly cloudy | 10 °C | 0% | 26% | 70% | 757 mm Hg | ESE 105° 2.61 (4.03) m/s | 2 |
| 11:00 |  Sunny | 11 °C | 0% | 23% | 68% | 757 mm Hg | ESE 107° 2.69 (4.14) m/s | 2.7 |
| 12:00 | Sunny | 11 °C | 0% | 9% | 66% | 757 mm Hg | ESE 107° 4.19 (6.67) m/s | 3.5 |
| 13:00 | Sunny | 12 °C | 0% | 7% | 63% | 757 mm Hg | ESE 103° 4.39 (6.92) m/s | 3.7 |
| 14:00 |  Overcast | 12 °C | 0% | 100% | 62% | 757 mm Hg | E 101° 4.31 (6.83) m/s | 3.3 |
| 15:00 | Overcast | 12 °C | 0% | 100% | 59% | 756 mm Hg | ESE 104° 4 (6.47) m/s | 2.8 |
| 16:00 | Overcast | 12 °C | 0% | 100% | 58% | 756 mm Hg | ESE 110° 3.61 (6) m/s | 2.4 |
| 17:00 | Overcast | 11 °C | 0% | 100% | 58% | 756 mm Hg | ESE 117° 3.19 (5.42) m/s | 1.7 |
| 18:00 | Overcast | 16 °C | 0% | 0% | 39% | 755 mm Hg | SE 129° 2.61 (4.53) m/s | 0.9 |
| 19:00 | Overcast | 10 °C | 0% | 100% | 60% | 755 mm Hg | SE 146° 1.69 (3.19) m/s | 0.4 |
| 20:00 | Sunny | 10 °C | 0% | 6% | 64% | 755 mm Hg | SE 137° 1.89 (3.64) m/s | 0.2 |
| 21:00 | Sunny | 9 °C | 0% | 7% | 69% | 755 mm Hg | ESE 118° 1.69 (3.53) m/s | 0 |
| 22:00 |  Clear | 8 °C | 0% | 9% | 69% | 755 mm Hg | ESE 120° 1.19 (2.53) m/s | 0 |
| 23:00 | Clear | 8 °C | 0% | 21% | 68% | 755 mm Hg | ENE 74° 0.31 (0.64) m/s | 0 |
Frequently asked questions about the weather in Helsinki
Today in Helsinki the temperature ranges from 7 °C to 16 °C, wind up to 5.89 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 5.89 m/s with gusts up to 11.67 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Helsinki today ranges from 39% to 86%. 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.