5-day weather forecast Helsinki 17-03-2026
Weather forecast Helsinki today 17.03.2026: fog, temperature from 1 °C to 5 °C.
Precipitation probability 72%. Wind up to 3.31 m/s (gusts 5.53 m/s). Air humidity 85–100%, atmospheric pressure 763–771 mm Hg, UV index up to 1.4.
Sunset 16:28
| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Fog | 1 °C | 72% (0.01 mm/hr) | 100% | 99% | 763 mm Hg | ESE 105° 1.39 (2.33) m/s | 0 |
| 01:00 | Fog | 1 °C | 0% | 100% | 99% | 763 mm Hg | E 94° 1.5 (2.53) m/s | 0 |
| 02:00 | Fog | 2 °C | 80% (0.01 mm/hr) | 100% | 99% | 764 mm Hg | ESE 106° 1.89 (3.25) m/s | 0 |
| 03:00 | Fog | 2 °C | 0% | 100% | 99% | 764 mm Hg | ESE 115° 2.11 (3.67) m/s | 0 |
| 04:00 | Fog | 2 °C | 0% | 100% | 99% | 764 mm Hg | ESE 118° 2 (3.61) m/s | 0 |
| 05:00 | Fog | 2 °C | 61% (0.02 mm/hr) | 100% | 99% | 764 mm Hg | ESE 122° 2.19 (4.11) m/s | 0 |
| 06:00 | Fog | 2 °C | 0% | 100% | 99% | 764 mm Hg | SE 135° 2.11 (4.03) m/s | 0 |
| 07:00 |  Light rain | 1 °C | 72% (0.01 mm/hr) | 60% | 100% | 764 mm Hg | SSE 148° 1.89 (3.67) m/s | 0 |
| 08:00 |  Fog | 2 °C | 0% | 100% | 98% | 764 mm Hg | S 173° 1.5 (2.83) m/s | 0.2 |
| 09:00 | Fog | 2 °C | 0% | 100% | 97% | 765 mm Hg | S 179° 1.31 (2.36) m/s | 0.5 |
| 10:00 |  Cloudy | 3 °C | 0% | 81% | 93% | 765 mm Hg | SSW 207° 1.61 (2.61) m/s | 0.8 |
| 11:00 | Cloudy | 4 °C | 0% | 77% | 91% | 766 mm Hg | SW 221° 1.39 (2.25) m/s | 1.2 |
| 12:00 | Cloudy | 4 °C | 0% | 65% | 89% | 766 mm Hg | SW 214° 1.61 (2.53) m/s | 1.4 |
| 13:00 | Cloudy | 5 °C | 0% | 83% | 87% | 767 mm Hg | SW 226° 2.11 (3.31) m/s | 1.3 |
| 14:00 |  Overcast | 4 °C | 0% | 99% | 88% | 767 mm Hg | SW 230° 2.69 (4.33) m/s | 1 |
| 15:00 | Overcast | 4 °C | 0% | 100% | 89% | 767 mm Hg | WSW 237° 2.89 (4.72) m/s | 0.7 |
| 16:00 |  Patchy rain possible | 4 °C | 85% (0.01 mm/hr) | 94% | 89% | 767 mm Hg | SW 235° 3.19 (5.22) m/s | 0.3 |
| 17:00 | Overcast | 4 °C | 0% | 91% | 88% | 768 mm Hg | WSW 247° 3.19 (5.22) m/s | 0.1 |
| 18:00 | Cloudy | 3 °C | 0% | 66% | 85% | 769 mm Hg | WSW 250° 3.31 (5.53) m/s | 0 |
| 19:00 |  Partly cloudy | 3 °C | 0% | 50% | 85% | 770 mm Hg | WSW 255° 3 (5.25) m/s | 0 |
| 20:00 |  Partly cloudy | 2 °C | 0% | 27% | 85% | 770 mm Hg | WSW 256° 3 (5.5) m/s | 0 |
| 21:00 |  Clear | 2 °C | 0% | 2% | 89% | 770 mm Hg | WSW 254° 2.69 (5.14) m/s | 0 |
| 22:00 | Clear | 1 °C | 0% | 6% | 92% | 771 mm Hg | WSW 250° 2.81 (5.39) m/s | 0 |
| 23:00 | Clear | 1 °C | 0% | 13% | 94% | 771 mm Hg | WSW 249° 2.81 (5.39) m/s | 0 |
Frequently asked questions about the weather in Helsinki
What is the weather in Helsinki today?
Today in Helsinki the temperature ranges from 1 °C to 5 °C, wind up to 3.31 m/s. Check the detailed hourly forecast above for more information.
Will it rain in Helsinki this week?
The precipitation probability in Helsinki today is 72%. View the full multi-day forecast above to see the rain chances for each upcoming day.
What is the wind speed in Helsinki today?
The wind speed in Helsinki today reaches up to 3.31 m/s with gusts up to 5.53 m/s. Check the detailed wind chart above for hourly wind data.
What is the humidity in Helsinki today?
The air humidity in Helsinki today ranges from 85% to 100%. View the humidity chart above for hourly details.
What is the UV index in Helsinki today?
The UV index in Helsinki today reaches up to 1.4. Check the UV index chart above for hourly values throughout the day.
What is the atmospheric pressure in Helsinki today?
The atmospheric pressure in Helsinki today ranges from 763 to 771 mm Hg. View the pressure chart above for hourly readings.
What is the cloud cover in Helsinki today?
Cloud cover in Helsinki today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.