5-day weather forecast Helsinki 23-03-2026

Weather forecast Helsinki today 23.03.2026: partly cloudy, temperature from 1 °C to 5 °C.

Precipitation probability 61%. Wind up to 7.89 m/s (gusts 12.17 m/s). Air humidity 67–88%, atmospheric pressure 755–762 mm Hg, UV index up to 1.5.

Sunrise 06:14
Sunset 18:41
Chart
Table
Mon, 23 Mar, 2026
TemperaturePrecipitationCloud coverHumidityPressureWindUV Index
00:00Weather
Overcast
1 °C0% 100%83%762 mm HgSW 218° 6.31 (10.78) m/s0
01:00Weather
Partly cloudy
2 °C0% 0%80%760 mm HgSW 218° 6.39 (10.81) m/s0
02:00Weather
Partly cloudy
1 °C0% 32%82%761 mm HgSW 217° 6.61 (11.11) m/s0
03:00Weather
Partly cloudy
1 °C0% 35%82%761 mm HgSW 217° 6.81 (11.53) m/s0
04:00Weather
Partly cloudy
1 °C0% 32%82%761 mm HgSW 218° 7 (11.86) m/s0
05:00Weather
Clear
1 °C0% 4%82%760 mm HgSW 220° 7 (11.75) m/s0
06:00Weather
Clear
1 °C0% 8%83%760 mm HgSW 221° 7 (11.67) m/s0
07:00Weather
Sunny
1 °C0% 19%83%759 mm HgSW 221° 7.11 (11.72) m/s0.1
08:00Weather
Partly cloudy
2 °C0% 48%82%759 mm HgSW 221° 7 (10.92) m/s0.3
09:00Weather
Partly cloudy
3 °C0% 52%80%759 mm HgSW 219° 7.19 (10.67) m/s0.7
10:00Weather
Partly cloudy
3 °C0% 26%78%759 mm HgSW 218° 7.39 (10.53) m/s1.1
11:00Weather
Cloudy
4 °C0% 80%75%758 mm HgSW 221° 7.61 (10.86) m/s1.4
12:00Weather
Partly cloudy
4 °C0% 45%73%758 mm HgSW 219° 7.69 (10.97) m/s1.5
13:00Weather
Partly cloudy
5 °C0% 45%69%758 mm HgSW 220° 7.81 (11.31) m/s1.5
14:00Weather
Partly cloudy
5 °C0% 26%67%758 mm HgSW 223° 7.89 (11.61) m/s1.3
15:00Weather
Sunny
5 °C0% 15%67%757 mm HgSW 221° 7.89 (11.97) m/s0.9
16:00Weather
Sunny
5 °C0% 21%68%756 mm HgSW 224° 7.81 (12.17) m/s0.5
17:00Weather
Partly cloudy
4 °C0% 29%72%756 mm HgSW 227° 7.61 (11.78) m/s0.2
18:00Weather
Partly cloudy
3 °C0% 50%79%756 mm HgSW 229° 7 (11.14) m/s0
19:00Weather
Cloudy
2 °C0% 83%86%755 mm HgSW 230° 6.69 (10.61) m/s0
20:00Weather
Patchy rain possible
2 °C61% (0.01 mm/hr)74%86%755 mm HgSW 227° 6.61 (10.31) m/s0
21:00Weather
Partly cloudy
2 °C0% 31%88%755 mm HgWSW 240° 6.69 (10.53) m/s0
22:00Weather
Partly cloudy
2 °C0% 61%84%755 mm HgW 265° 7.11 (11.17) m/s0
23:00Weather
Partly cloudy
2 °C0% 50%78%756 mm HgW 272° 6.61 (10.36) m/s0
Mon, 23 Mar, 2026

Frequently asked questions about the weather in Helsinki

Today in Helsinki the temperature ranges from 1 °C to 5 °C, wind up to 7.89 m/s. Check the detailed hourly forecast above for more information.

The precipitation probability in Helsinki today is 61%. 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 7.89 m/s with gusts up to 12.17 m/s. Check the detailed wind chart above for hourly wind data.

The air humidity in Helsinki today ranges from 67% to 88%. View the humidity chart above for hourly details.

The UV index in Helsinki today reaches up to 1.5. Check the UV index chart above for hourly values throughout the day.

The atmospheric pressure in Helsinki today ranges from 755 to 762 mm Hg. View the pressure chart above for hourly readings.

Cloud cover in Helsinki today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.

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.