5-day weather forecast Helsinki 17-04-2026
Weather forecast Helsinki today 17.04.2026: sunny, temperature from 6 °C to 15 °C.
Precipitation probability 100%. Wind up to 4.31 m/s (gusts 7.67 m/s). Air humidity 29–94%, atmospheric pressure 764–767 mm Hg, UV index up to 2.8.
Sunset 20:44
Moonrise 05:31 · Moonset 21:26
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 7 °C | 100% (0.08 mm/hr) | 100% | 91% | 764 mm Hg | NE 35° 3.5 (6.36) m/s | 0 |
| 01:00 | Patchy rain possible | 7 °C | 100% (0.1 mm/hr) | 100% | 94% | 764 mm Hg | NNE 30° 3.39 (6.14) m/s | 0 |
| 02:00 | Patchy rain possible | 7 °C | 100% (0.08 mm/hr) | 100% | 94% | 764 mm Hg | NNE 24° 3.5 (6.31) m/s | 0 |
| 03:00 | Patchy rain possible | 7 °C | 100% (0.08 mm/hr) | 100% | 94% | 764 mm Hg | NNE 23° 3.61 (6.47) m/s | 0 |
| 04:00 |  Light drizzle | 7 °C | 100% (0.56 mm/hr) | 100% | 94% | 764 mm Hg | NNE 20° 3.81 (6.75) m/s | 0 |
| 05:00 | Light drizzle | 7 °C | 100% (0.23 mm/hr) | 100% | 92% | 764 mm Hg | NNE 17° 4.11 (7.36) m/s | 0 |
| 06:00 |  Light drizzle | 7 °C | 100% (0.29 mm/hr) | 100% | 91% | 764 mm Hg | NNE 24° 4.31 (7.67) m/s | 0 |
| 07:00 | Light drizzle | 7 °C | 100% (0.24 mm/hr) | 100% | 91% | 764 mm Hg | NNE 26° 3.81 (6.81) m/s | 0 |
| 08:00 |  Patchy rain possible | 7 °C | 100% (0.08 mm/hr) | 62% | 87% | 765 mm Hg | NNE 18° 3.5 (6.36) m/s | 0.2 |
| 09:00 |  Sunny | 8 °C | 0% | 15% | 73% | 765 mm Hg | NNE 17° 3.81 (6.5) m/s | 0.7 |
| 10:00 | Sunny | 9 °C | 0% | 20% | 62% | 765 mm Hg | NNE 20° 4.11 (6.67) m/s | 1.3 |
| 11:00 | Sunny | 10 °C | 0% | 5% | 56% | 766 mm Hg | NNE 26° 4.11 (6.72) m/s | 1.9 |
| 12:00 | Sunny | 11 °C | 0% | 6% | 51% | 766 mm Hg | NNE 29° 4 (6.58) m/s | 2.5 |
| 13:00 | Sunny | 11 °C | 0% | 9% | 48% | 766 mm Hg | NNE 33° 3.69 (6.14) m/s | 2.8 |
| 14:00 | Sunny | 15 °C | 0% | 0% | 29% | 765 mm Hg | NE 37° 3 (5.06) m/s | 2.7 |
| 15:00 | Sunny | 11 °C | 0% | 9% | 44% | 766 mm Hg | NE 42° 2.31 (3.97) m/s | 2.4 |
| 16:00 | Sunny | 11 °C | 0% | 14% | 44% | 766 mm Hg | NE 43° 1.69 (3) m/s | 1.8 |
| 17:00 | Sunny | 11 °C | 0% | 18% | 45% | 766 mm Hg | NE 35° 1.39 (2.44) m/s | 1.2 |
| 18:00 | Sunny | 10 °C | 0% | 18% | 47% | 766 mm Hg | NNE 24° 1.19 (2.14) m/s | 0.6 |
| 19:00 | Sunny | 10 °C | 0% | 16% | 51% | 766 mm Hg | NNE 29° 0.81 (1.5) m/s | 0.3 |
| 20:00 | Sunny | 8 °C | 0% | 11% | 58% | 767 mm Hg | ENE 78° 0.5 (1.06) m/s | 0 |
| 21:00 |  Clear | 7 °C | 0% | 10% | 63% | 767 mm Hg | E 101° 0.5 (1.06) m/s | 0 |
| 22:00 | Clear | 6 °C | 0% | 7% | 66% | 767 mm Hg | E 79° 0.5 (1.06) m/s | 0 |
| 23:00 | Clear | 6 °C | 0% | 4% | 67% | 767 mm Hg | NE 54° 0.89 (1.89) m/s | 0 |
Frequently asked questions about the weather in Helsinki
Today in Helsinki the temperature ranges from 6 °C to 15 °C, wind up to 4.31 m/s. Check the detailed hourly forecast above for more information.
The precipitation probability in Helsinki today is 100%. 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 4.31 m/s with gusts up to 7.67 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Helsinki today ranges from 29% to 94%. View the humidity chart above for hourly details.
The UV index in Helsinki today reaches up to 2.8. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Helsinki today ranges from 764 to 767 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.