5-day weather forecast Helsinki 29-05-2026
Weather forecast Helsinki tomorrow 29.05.2026: sunny, temperature from 8 °C to 17 °C.
No precipitation expected. Wind up to 5.89 m/s (gusts 10.03 m/s). Air humidity 35–77%, atmospheric pressure 758–760 mm Hg, UV index up to 4.
Sunrise 04:12
Sunset 22:23
Sunset 22:23
Full Moon99% illuminated
Moonrise 21:23 · Moonset 02:49
Moonrise 21:23 · Moonset 02:49
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 10 °C | 0% | 8% | 58% | 759 mm Hg | NW 322° 5.81 (10.03) m/s | 0 |
| 01:00 | Clear | 10 °C | 0% | 5% | 60% | 759 mm Hg | NW 318° 5.81 (9.94) m/s | 0 |
| 02:00 | Clear | 9 °C | 0% | 6% | 62% | 759 mm Hg | NW 318° 5.5 (9.33) m/s | 0 |
| 03:00 | Clear | 8 °C | 0% | 7% | 63% | 759 mm Hg | NW 317° 5.61 (9.39) m/s | 0 |
| 04:00 | Clear | 8 °C | 0% | 9% | 63% | 759 mm Hg | NW 318° 5.89 (9.72) m/s | 0 |
| 05:00 |  Sunny | 8 °C | 0% | 10% | 63% | 759 mm Hg | NW 319° 5.61 (9.17) m/s | 0 |
| 06:00 | Sunny | 8 °C | 0% | 15% | 61% | 759 mm Hg | NW 324° 5.31 (8.25) m/s | 0.2 |
| 07:00 | Sunny | 10 °C | 0% | 12% | 57% | 759 mm Hg | NW 323° 5.19 (7.44) m/s | 0.5 |
| 08:00 | Sunny | 11 °C | 0% | 8% | 52% | 759 mm Hg | NNW 328° 5.31 (7.28) m/s | 1 |
| 09:00 | Sunny | 12 °C | 0% | 16% | 49% | 759 mm Hg | NNW 328° 5.5 (7.61) m/s | 1.7 |
| 10:00 |  Partly cloudy | 13 °C | 0% | 45% | 46% | 759 mm Hg | NW 325° 5.5 (7.67) m/s | 2.7 |
| 11:00 |  Overcast | 14 °C | 0% | 100% | 44% | 758 mm Hg | NNW 330° 5.31 (7.58) m/s | 3.4 |
| 12:00 | Overcast | 14 °C | 0% | 100% | 42% | 758 mm Hg | NNW 335° 5.61 (8.17) m/s | 4 |
| 13:00 | Sunny | 15 °C | 0% | 22% | 38% | 758 mm Hg | NNW 341° 5.81 (8.33) m/s | 3.9 |
| 14:00 | Partly cloudy | 16 °C | 0% | 30% | 37% | 758 mm Hg | NNW 348° 5.81 (8.72) m/s | 2.7 |
| 15:00 | Sunny | 16 °C | 0% | 12% | 35% | 758 mm Hg | N 354° 5.69 (8.75) m/s | 2.5 |
| 16:00 | Sunny | 16 °C | 0% | 10% | 35% | 758 mm Hg | N 355° 5.61 (8.83) m/s | 1.6 |
| 17:00 | Sunny | 17 °C | 0% | 8% | 36% | 758 mm Hg | N 4° 5.11 (8.33) m/s | 1.7 |
| 18:00 | Sunny | 16 °C | 0% | 11% | 41% | 758 mm Hg | NE 42° 3.5 (5.75) m/s | 1 |
| 19:00 | Sunny | 14 °C | 0% | 9% | 51% | 758 mm Hg | ESE 118° 3.31 (5.44) m/s | 0.5 |
| 20:00 | Sunny | 12 °C | 0% | 13% | 62% | 759 mm Hg | SE 139° 3.69 (6.22) m/s | 0.2 |
| 21:00 | Partly cloudy | 10 °C | 0% | 32% | 72% | 760 mm Hg | SSE 153° 3.31 (5.53) m/s | 0.1 |
| 22:00 | Partly cloudy | 9 °C | 0% | 47% | 77% | 760 mm Hg | S 171° 2.11 (4) m/s | 0 |
| 23:00 |  Cloudy | 9 °C | 0% | 63% | 74% | 760 mm Hg | S 181° 2.39 (4.67) m/s | 0 |
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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.