5-day weather forecast Helsinki 09-05-2026
Weather forecast Helsinki tomorrow 09.05.2026: sunny, temperature from 4 °C to 10 °C.
No precipitation expected. Wind up to 3.81 m/s (gusts 7.97 m/s). Air humidity 41–55%, atmospheric pressure 769–773 mm Hg, UV index up to 3.4.
Sunrise 04:56
Sunset 21:39
Sunset 21:39
Last Quarter59% illuminated
Moonrise 03:43 · Moonset 10:43
Moonrise 03:43 · Moonset 10:43
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 6 °C | 0% | 6% | 46% | 771 mm Hg | NW 305° 2.31 (4.83) m/s | 0 |
| 01:00 | Clear | 6 °C | 0% | 7% | 47% | 771 mm Hg | NNW 338° 1.89 (4) m/s | 0 |
| 02:00 | Clear | 5 °C | 0% | 7% | 48% | 772 mm Hg | NE 35° 1.81 (3.78) m/s | 0 |
| 03:00 | Clear | 5 °C | 0% | 7% | 49% | 772 mm Hg | NE 44° 1.89 (4) m/s | 0 |
| 04:00 | Clear | 5 °C | 0% | 10% | 50% | 772 mm Hg | NE 43° 2.11 (4.42) m/s | 0 |
| 05:00 |  Sunny | 4 °C | 0% | 9% | 51% | 772 mm Hg | NE 37° 2.11 (4.42) m/s | 0 |
| 06:00 | Sunny | 5 °C | 0% | 10% | 50% | 772 mm Hg | NE 34° 2 (4.19) m/s | 0.1 |
| 07:00 | Sunny | 6 °C | 0% | 11% | 49% | 772 mm Hg | NE 47° 2 (4.11) m/s | 0.3 |
| 08:00 | Sunny | 8 °C | 0% | 12% | 47% | 772 mm Hg | ENE 69° 2.31 (4.08) m/s | 0.7 |
| 09:00 | Sunny | 9 °C | 0% | 12% | 47% | 772 mm Hg | E 99° 2.89 (4.81) m/s | 1.2 |
| 10:00 | Sunny | 9 °C | 0% | 10% | 47% | 773 mm Hg | ESE 116° 3.19 (5.14) m/s | 1.8 |
| 11:00 | Sunny | 9 °C | 0% | 12% | 47% | 773 mm Hg | ESE 114° 3.5 (5.47) m/s | 2.5 |
| 12:00 | Sunny | 10 °C | 0% | 17% | 47% | 772 mm Hg | ESE 114° 3.19 (4.81) m/s | 3.1 |
| 13:00 |  Partly cloudy | 10 °C | 0% | 34% | 46% | 772 mm Hg | ESE 107° 3.31 (4.97) m/s | 3.4 |
| 14:00 | Partly cloudy | 10 °C | 0% | 52% | 44% | 772 mm Hg | ESE 105° 3.39 (5.19) m/s | 3.1 |
| 15:00 | Partly cloudy | 10 °C | 0% | 61% | 42% | 771 mm Hg | ESE 103° 3.69 (5.64) m/s | 2.9 |
| 16:00 | Partly cloudy | 10 °C | 0% | 52% | 41% | 771 mm Hg | E 101° 3.81 (5.83) m/s | 2.4 |
| 17:00 | Partly cloudy | 10 °C | 0% | 58% | 41% | 770 mm Hg | E 97° 3.81 (6.03) m/s | 1.5 |
| 18:00 |  Cloudy | 10 °C | 0% | 86% | 41% | 770 mm Hg | E 94° 3.81 (6.17) m/s | 0.9 |
| 19:00 | Cloudy | 10 °C | 0% | 63% | 42% | 770 mm Hg | E 93° 3.61 (6.11) m/s | 0.4 |
| 20:00 | Cloudy | 9 °C | 0% | 68% | 46% | 770 mm Hg | E 92° 3.19 (5.81) m/s | 0.2 |
| 21:00 |  Overcast | 7 °C | 0% | 89% | 50% | 770 mm Hg | E 89° 3.31 (6.81) m/s | 0 |
| 22:00 |  Overcast | 6 °C | 0% | 88% | 53% | 770 mm Hg | E 89° 3.5 (7.36) m/s | 0 |
| 23:00 | Overcast | 6 °C | 0% | 98% | 55% | 769 mm Hg | E 97° 3.81 (7.97) 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.