5-day weather forecast Helsinki 12-07-2026
Weather forecast Helsinki today 12.07.2026: sunny, temperature from 17 °C to 26 °C.
Precipitation probability 21%. Wind up to 4.19 m/s (gusts 8.39 m/s). Air humidity 58–95%, atmospheric pressure 762–764 mm Hg, UV index up to 5.2.
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Sunset 22:34
Moonrise 00:24 · Moonset 21:59
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Mist | 18 °C | 21% | 19% | 94% | 763 mm Hg | ENE 57° 3 (6.31) m/s | 0 |
| 01:00 |  Clear | 17 °C | 17% | 22% | 94% | 763 mm Hg | ENE 65° 2.5 (5.25) m/s | 0 |
| 02:00 | Mist | 17 °C | 21% | 18% | 94% | 763 mm Hg | N 8° 2.19 (4.61) m/s | 0 |
| 03:00 | Mist | 17 °C | 21% | 14% | 95% | 763 mm Hg | NNE 28° 1.69 (3.58) m/s | 0 |
| 04:00 | Mist | 17 °C | 20% | 12% | 95% | 763 mm Hg | NNE 13° 2.19 (4.61) m/s | 0 |
| 05:00 |  Mist | 17 °C | 20% | 12% | 95% | 763 mm Hg | NNE 15° 2 (4.19) m/s | 0 |
| 06:00 | Mist | 17 °C | 21% | 16% | 95% | 763 mm Hg | N 4° 1.81 (3.78) m/s | 0.2 |
| 07:00 |  Sunny | 18 °C | 17% | 21% | 94% | 763 mm Hg | NNE 17° 1.81 (3.39) m/s | 0.5 |
| 08:00 | Sunny | 19 °C | 15% | 20% | 90% | 763 mm Hg | NNE 13° 2.31 (3.94) m/s | 1 |
| 09:00 | Sunny | 21 °C | 11% | 11% | 83% | 763 mm Hg | NNE 22° 2.11 (3.33) m/s | 1.8 |
| 10:00 | Sunny | 22 °C | 8% | 13% | 74% | 763 mm Hg | NE 34° 2 (3.03) m/s | 2.8 |
| 11:00 | Sunny | 24 °C | 6% | 25% | 74% | 763 mm Hg | NE 53° 1.89 (2.89) m/s | 3.9 |
| 12:00 | Sunny | 24 °C | 5% | 19% | 65% | 763 mm Hg | ENE 61° 1.81 (2.86) m/s | 4.7 |
| 13:00 | Sunny | 25 °C | 5% | 18% | 63% | 763 mm Hg | ENE 76° 1.39 (2.22) m/s | 5.2 |
| 14:00 | Sunny | 25 °C | 4% | 17% | 61% | 763 mm Hg | E 83° 0.89 (1.47) m/s | 5.2 |
| 15:00 | Sunny | 26 °C | 4% | 23% | 59% | 763 mm Hg | ESE 105° 0.39 (0.64) m/s | 4.7 |
| 16:00 |  Patchy light rain with thunder | 26 °C | 46% (0.84 mm/hr) | 89% | 58% | 762 mm Hg | SW 216° 0.39 (0.64) m/s | 3.7 |
| 17:00 |  Thundery outbreaks possible | 25 °C | 6% | 31% | 61% | 762 mm Hg | SW 231° 1.31 (2.31) m/s | 2 |
| 18:00 | Thundery outbreaks possible | 25 °C | 8% | 44% | 66% | 762 mm Hg | W 281° 1.19 (2.31) m/s | 1 |
| 19:00 | Patchy light rain with thunder | 22 °C | 61% (1 mm/hr) | 83% | 78% | 762 mm Hg | WNW 298° 1.69 (3.58) m/s | 0.7 |
| 20:00 | Thundery outbreaks possible | 23 °C | 17% (0.01 mm/hr) | 71% | 76% | 762 mm Hg | NW 309° 2.5 (5.25) m/s | 0.3 |
| 21:00 | Patchy light rain with thunder | 22 °C | 32% (0.17 mm/hr) | 78% | 81% | 763 mm Hg | N 8° 3.69 (7.75) m/s | 0.1 |
| 22:00 |  Patchy light rain | 20 °C | 75% (1.65 mm/hr) | 79% | 94% | 763 mm Hg | NNE 20° 3.31 (6.92) m/s | 0 |
| 23:00 |  Patchy light drizzle | 19 °C | 55% (0.4 mm/hr) | 74% | 94% | 764 mm Hg | N 4° 4.19 (8.39) m/s | 0 |
Frequently asked questions about the weather in Helsinki
Today in Helsinki the temperature ranges from 17 °C to 26 °C, wind up to 4.19 m/s. Check the detailed hourly forecast above for more information.
The precipitation probability in Helsinki today is 21%. 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 4.19 m/s with gusts up to 8.39 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Helsinki today ranges from 58% to 95%. View the humidity chart above for hourly details.
The UV index in Helsinki today reaches up to 5.2. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Helsinki today ranges from 762 to 764 mm Hg. View the pressure chart above for hourly readings.
Cloud cover in Helsinki today reaches up to 89%. 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.