5-day weather forecast Bologna Sep 18, 2026

25°16° · Patchy rain possible

Weather forecast Bologna tomorrow Sep 18, 2026: patchy rain possible, temperature from 16 °C to 25 °C.

Precipitation probability 52%. Wind up to 3.31 m/s (gusts 8.31 m/s). Air humidity 54–96%, atmospheric pressure 761–764 mm Hg, UV index up to 4.9.

Sunrise 06:57
Sunset 19:20
First Quarter53% illuminated
Moonrise 15:17 · Moonset 23:20
Chart
Table

Forecast from 16 °C to 25 °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)171717171716161617182021222324252524232121202019
Precipitation (mm/hr)00.480000000000000.010.040.090.040.190.290.500.050.28

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 (%)845349363458464097921001005788087798079848058781
Rain chance (%)3452262419232019282321189410131713223650102841

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)1.3911.191.391.1111.191.391.51.191.191.522.53.113.193.3132.611.190.890.311.191.11
Wind gust (m/s)1.611.031.611.811.311.031.226.391.611.191.226.575.58.116.198.3176.611.220.920.611.194.11
Wind direction (°)N 355°NW 323°WNW 284°W 274°WNW 283°W 265°W 260°WSW 237°SW 223°W 262°WNW 293°NW 324°NNW 346°N 358°N 11°NNE 22°NNE 31°NNE 32°NNE 32°NNE 14°NNW 332°SSW 208°SSW 199°SW 228°

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 (%)959696949494939388827670645955545458627780818485

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)761761761761761761761761761761761761761761761761761761761761762763763764

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 Index000000000.20.81.83.14.34.94.73.82.51.30.400000

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)7.77.37.78.18.38.58.89.29.78.36.65.55.14.54.24.34.34.24.36.15.76.16.15.8
PM10 (µg/m³)10.29.79.610.110.310.711.211.612.311.611.210.28.97.56.86.96.96.679.18.79.19.29
Ozone (O₃) (µg/m³)494946434145494739466171828492999998938070635859
NO₂ (µg/m³)12.21110.69.98.45.95.99.412.312.19.55.843.12.42.32.63.25.59.611.313.313.110.9
SO₂ (µg/m³)0.40.40.30.30.30.30.30.40.40.40.40.30.30.20.30.30.30.30.40.50.50.50.40.4
CO (µg/m³)165163161158153153154155163161155153150149149148147150156170173170167169

Bologna 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.