5-day weather forecast Helsinki 27-05-2026
Weather forecast Helsinki today 27.05.2026: partly cloudy, temperature from 7 °C to 14 °C.
Precipitation probability 100%. Wind up to 8 m/s (gusts 11.97 m/s). Air humidity 41–83%, atmospheric pressure 752–755 mm Hg, UV index up to 3.4.
Sunset 22:19
Moonrise 18:06 · Moonset 02:48
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Cloudy | 10 °C | 0% | 82% | 65% | 753 mm Hg | WNW 296° 5.31 (8.92) m/s | 0 |
| 01:00 |  Overcast | 9 °C | 0% | 100% | 67% | 753 mm Hg | WNW 299° 5.61 (9.14) m/s | 0 |
| 02:00 |  Partly cloudy | 9 °C | 0% | 47% | 68% | 752 mm Hg | WNW 297° 5.69 (8.97) m/s | 0 |
| 03:00 |  Clear | 9 °C | 0% | 23% | 72% | 752 mm Hg | WNW 298° 6 (9.19) m/s | 0 |
| 04:00 | Clear | 8 °C | 0% | 20% | 78% | 752 mm Hg | WNW 301° 5.81 (9.03) m/s | 0 |
| 05:00 |  Patchy light rain with thunder | 7 °C | 100% (0.37 mm/hr) | 73% | 81% | 752 mm Hg | NW 304° 5.89 (9) m/s | 0 |
| 06:00 |  Light rain shower | 8 °C | 100% (0.26 mm/hr) | 25% | 76% | 752 mm Hg | NW 311° 6.11 (8.89) m/s | 0.2 |
| 07:00 |  Thundery outbreaks possible | 8 °C | 100% (0.13 mm/hr) | 70% | 83% | 752 mm Hg | NW 312° 6 (8.31) m/s | 0.4 |
| 08:00 | Thundery outbreaks possible | 9 °C | 61% (0.02 mm/hr) | 63% | 79% | 752 mm Hg | NW 316° 6 (7.94) m/s | 0.8 |
| 09:00 | Thundery outbreaks possible | 10 °C | 100% (0.1 mm/hr) | 98% | 71% | 752 mm Hg | NW 324° 6.31 (8.08) m/s | 1.4 |
| 10:00 | Light rain shower | 11 °C | 100% (0.22 mm/hr) | 82% | 68% | 752 mm Hg | NNW 327° 6.19 (8.28) m/s | 2.2 |
| 11:00 |  Patchy rain possible | 12 °C | 100% (0.1 mm/hr) | 95% | 61% | 752 mm Hg | NW 323° 6.11 (8.06) m/s | 3.1 |
| 12:00 | Patchy rain possible | 12 °C | 100% (0.14 mm/hr) | 89% | 58% | 752 mm Hg | NW 318° 6.5 (8.5) m/s | 3.3 |
| 13:00 | Patchy rain possible | 13 °C | 100% (0.09 mm/hr) | 86% | 57% | 752 mm Hg | NW 319° 6.39 (8.64) m/s | 3.4 |
| 14:00 | Light rain shower | 13 °C | 100% (0.21 mm/hr) | 100% | 55% | 752 mm Hg | NNW 327° 5 (7.53) m/s | 2 |
| 15:00 |  Light drizzle | 12 °C | 100% (0.53 mm/hr) | 100% | 61% | 752 mm Hg | NW 324° 6.11 (9.39) m/s | 2.4 |
| 16:00 | Light rain shower | 13 °C | 100% (0.25 mm/hr) | 100% | 56% | 752 mm Hg | NW 323° 6.61 (9.25) m/s | 2.8 |
| 17:00 |  Partly cloudy | 14 °C | 0% | 49% | 46% | 752 mm Hg | NW 319° 6 (8.92) m/s | 1.5 |
| 18:00 | Partly cloudy | 14 °C | 0% | 55% | 41% | 752 mm Hg | NNW 338° 7.19 (10.47) m/s | 1.4 |
| 19:00 | Partly cloudy | 13 °C | 0% | 48% | 41% | 753 mm Hg | NNW 340° 8 (11.5) m/s | 0.7 |
| 20:00 | Partly cloudy | 12 °C | 0% | 47% | 43% | 753 mm Hg | NNW 334° 7.89 (11.97) m/s | 0.3 |
| 21:00 | Partly cloudy | 11 °C | 0% | 51% | 43% | 754 mm Hg | NNW 335° 7.5 (11.83) m/s | 0.1 |
| 22:00 |  Overcast | 10 °C | 0% | 100% | 42% | 754 mm Hg | NNW 334° 7.39 (11.75) m/s | 0 |
| 23:00 | Cloudy | 9 °C | 0% | 67% | 42% | 755 mm Hg | NNW 327° 7.39 (11.72) m/s | 0 |
Frequently asked questions about the weather in Helsinki
Today in Helsinki the temperature ranges from 7 °C to 14 °C, wind up to 8 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 8 m/s with gusts up to 11.97 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Helsinki today ranges from 41% to 83%. View the humidity chart above for hourly details.
The UV index in Helsinki today reaches up to 3.4. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Helsinki today ranges from 752 to 755 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.