5-day weather forecast Iisalmi Sep 12, 2026

12° · Overcast

Weather forecast Iisalmi tomorrow Sep 12, 2026: overcast, temperature from 8 °C to 12 °C.

Precipitation probability 51%. Wind up to 1.61 m/s (gusts 6.19 m/s). Air humidity 80–98%, atmospheric pressure 758–761 mm Hg, UV index up to 0.9.

Sunrise 06:27
Sunset 19:47
New Moon3% illuminated
Moonrise 08:18 · Moonset 19:17
Chart
Table

Forecast from 8 °C to 12 °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)888888888999910111211111111101099
Precipitation (mm/hr)0.220.190.170.10.070.040.0500000000000000000

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 (%)100100100100100100100100100100100100100100869796100100100100100100100
Rain chance (%)515048505047483939383838302924232327282929293030

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)1.611.191.191.190.891.311.190.891.191.311.311.311.191.51.391.190.810.690.690.890.690.691.191.31
Wind gust (m/s)5.112.332.332.72132.891.53.193.813.813.832.812.8132.531.721.190.690.920.720.696.191.33
Wind direction (°)NW 312°WNW 297°NW 306°NW 309°WNW 292°WNW 303°WNW 296°WNW 285°NW 308°NW 304°NW 310°WNW 301°NW 313°NW 315°NW 320°NNW 346°NNE 21°E 80°E 80°E 89°E 99°ESE 116°SSE 155°SSE 168°

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 (%)979797979798989796959494918885808085878889899090

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)758759759759760760760760760760761761761761761761760760760760760760759759

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 Index0000000000.10.20.30.60.80.90.90.50.30.100000

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)1.41.51.61.61.61.61.81.91.91.91.81.81.81.61.71.81.81.81.91.81.91.81.92
PM10 (µg/m³)1.51.61.81.922.12.22.22.22.22.12.22.22.12.52.32.32.22.22.22.42.22.22.2
Ozone (O₃) (µg/m³)454544434242414140434647485051535557575146424244
NO₂ (µg/m³)0.90.90.80.80.80.80.811.110.90.70.70.60.60.60.50.50.71.11.11.21.21.1
SO₂ (µg/m³)0.10.10.10.10.10.10.20.20.20.20.20.30.30.30.30.30.20.20.20.20.20.10.10.1
CO (µg/m³)146146145145145145145146147148148148148147147147148146147151152152151151

Iisalmi 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.