5-day weather forecast Helsinki 18-03-2026
Weather forecast Helsinki tomorrow 18.03.2026: sunny, temperature from 1 °C to 4 °C.
No precipitation expected. Wind up to 6.39 m/s (gusts 10.97 m/s). Air humidity 79–94%, atmospheric pressure 770–773 mm Hg, UV index up to 1.4.
Sunrise 04:28
Sunset 16:28
Sunset 16:28
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 0 °C | 0% | 13% | 94% | 771 mm Hg | WSW 246° 3 (5.78) m/s | 0 |
| 01:00 | Clear | 0 °C | 0% | 7% | 93% | 772 mm Hg | SW 236° 2.69 (5.33) m/s | 0 |
| 02:00 | Clear | 0 °C | 0% | 6% | 93% | 772 mm Hg | SW 223° 2.89 (5.78) m/s | 0 |
| 03:00 | Clear | 0 °C | 0% | 9% | 92% | 772 mm Hg | SW 216° 3.19 (6.25) m/s | 0 |
| 04:00 | Clear | 0 °C | 0% | 10% | 92% | 772 mm Hg | SW 218° 3.61 (6.83) m/s | 0 |
| 05:00 | Clear | 0 °C | 0% | 13% | 91% | 773 mm Hg | SW 222° 3.89 (7.25) m/s | 0 |
| 06:00 | Clear | 0 °C | 0% | 20% | 92% | 773 mm Hg | SW 219° 4.11 (7.53) m/s | 0 |
| 07:00 |  Partly cloudy | 0 °C | 0% | 30% | 92% | 773 mm Hg | SW 221° 4.11 (7.42) m/s | 0 |
| 08:00 |  Partly cloudy | 1 °C | 0% | 34% | 91% | 773 mm Hg | SW 218° 4.31 (7.33) m/s | 0.3 |
| 09:00 | Partly cloudy | 2 °C | 0% | 42% | 87% | 773 mm Hg | SW 218° 4.89 (7.92) m/s | 0.5 |
| 10:00 | Partly cloudy | 3 °C | 0% | 38% | 84% | 773 mm Hg | SW 221° 5.19 (7.97) m/s | 0.9 |
| 11:00 | Partly cloudy | 3 °C | 0% | 55% | 82% | 773 mm Hg | SW 222° 5.61 (8.42) m/s | 1.2 |
| 12:00 |  Cloudy | 3 °C | 0% | 63% | 81% | 773 mm Hg | SW 224° 5.89 (8.86) m/s | 1.4 |
| 13:00 | Cloudy | 4 °C | 0% | 71% | 80% | 773 mm Hg | SW 226° 6 (8.97) m/s | 1.4 |
| 14:00 |  Overcast | 4 °C | 0% | 88% | 80% | 773 mm Hg | SW 224° 6.11 (9.14) m/s | 1.2 |
| 15:00 | Overcast | 4 °C | 0% | 100% | 80% | 773 mm Hg | SW 225° 6.31 (9.53) m/s | 0.8 |
| 16:00 | Partly cloudy | 3 °C | 0% | 59% | 80% | 772 mm Hg | SW 225° 6.39 (10.33) m/s | 0.4 |
| 17:00 |  Sunny | 3 °C | 0% | 10% | 79% | 772 mm Hg | SW 227° 6.31 (10.39) m/s | 0.2 |
| 18:00 | Sunny | 3 °C | 0% | 7% | 80% | 771 mm Hg | SW 228° 6.19 (10.78) m/s | 0 |
| 19:00 | Clear | 2 °C | 0% | 3% | 81% | 771 mm Hg | SW 229° 6.19 (10.97) m/s | 0 |
| 20:00 | Clear | 2 °C | 0% | 4% | 81% | 771 mm Hg | SW 227° 6.19 (10.81) m/s | 0 |
| 21:00 | Clear | 2 °C | 0% | 4% | 82% | 771 mm Hg | SW 226° 6.31 (10.94) m/s | 0 |
| 22:00 | Clear | 2 °C | 0% | 5% | 84% | 770 mm Hg | SW 225° 6.31 (10.81) m/s | 0 |
| 23:00 | Clear | 1 °C | 0% | 16% | 85% | 770 mm Hg | SW 225° 5.89 (9.97) m/s | 0 |