5-day weather forecast Helsinki 05-08-2026

Weather forecast Helsinki Wednesday, August 5 05.08.2026: patchy rain possible, temperature from 13 °C to 17 °C.

Precipitation probability 69%. Wind up to 3.31 m/s (gusts 5.89 m/s). Air humidity 71–91%, atmospheric pressure 758–761 mm Hg, UV index up to 4.

Sunrise 05:10
Sunset 21:42
Last Quarter44% illuminated
Moonrise 22:14 · Moonset 14:27
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Table
Wed, Aug 5, 2026

Forecast from 13 °C to 17 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)151515151514131313141515161616161617171616151414
Precipitation (mm/hr)00000.020.920.760.010000.0100.020.10.0400000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)5650939210010010010010010010010010010073767268646667684930
Rain chance (%)121219172167693029282626242525231715131517201816

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)32.612.812.3133.312.190.6122.52.52.613.112.532.892.612.191.8922.112.192.52.69
Wind gust (m/s)5.895.065.334.145.145.393.440.943.143.613.423.584.313.584.084.083.6132.472.813.113.364.114.81
Wind direction (°)W 265°W 268°W 271°W 270°W 269°WNW 283°NW 320°NE 38°ESE 119°SE 135°SSE 154°SSE 168°S 177°S 189°SSW 207°SW 232°WSW 246°W 261°W 275°WNW 285°WNW 296°NW 306°NW 311°NW 315°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)747474717283919089888483818078827976737781858891

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)760760761760760760760759759758758758758758758758758758758758758758758758

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index000000000.10.40.90.9111.10.944444400
Wed, Aug 5, 2026

Helsinki on the map

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.