5-day weather forecast Bologna Sep 17, 2026

25°18–27° · Light rain shower

Weather forecast Bologna today Sep 17, 2026: light rain shower, temperature from 18 °C to 27 °C.

Precipitation probability 81%. Wind up to 3.89 m/s (gusts 7.5 m/s). Air humidity 52–96%, atmospheric pressure 759–761 mm Hg, UV index up to 3.9.

Sunrise 06:56
Sunset 19:22
First Quarter42% illuminated
Moonrise 14:20 · Moonset 22:27
Chart
Table
Thu, Sep 17, 2026

Forecast from 18 °C to 27 °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)212120202019191919212325262725222122222018181818
Precipitation (mm/hr)000000.020.021.270.1200.0200.180.441.412.450.0500.220.622.77000.79

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 (%)19552810010010010010082100100100100991001006199698995100
Rain chance (%)67771025277336221614233658742921286481363169

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)3.112.812.52.52.52.111.811.891.190.611.311.190.612.53.893.691.69233.692.191.6912
Wind gust (m/s)4.033.4233.0332.111.831.921.51.312.612.221.617.56.893.726.696354.613.611.612.39
Wind direction (°)SW 228°SW 227°SW 226°SW 225°SW 229°SW 231°WSW 239°SW 226°SSW 192°SE 133°SE 142°SSE 152°E 97°NNW 343°NNW 339°NNW 334°N 10°NE 47°NE 47°NE 42°NE 43°NE 47°NNE 17°N 356°

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 (%)717374747679828782776959545261768076789096969391

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)760760760759759760760760760760760760760760759759759759759759759760760761

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 Index000000000.20.71.83.23.92.722.12.61.30.400000

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)7.77.36.86.36.66.97.27.37.26.15.95.85.85.75.44.64.54.14.44.76.27.17.78.1
PM10 (µg/m³)11.911.910.910.410.51110.611.611.51110.29.89.398.67.86.65.85.76.68.79.710.510.8
Ozone (O₃) (µg/m³)585757585756555250636979909710010210294867969565047
NO₂ (µg/m³)9.89.47.44.73.534.16.1108.38.55.94.13.232.62.42.93.86.712.814.314.114.3
SO₂ (µg/m³)0.60.30.20.30.30.20.20.30.30.40.50.50.50.50.40.40.30.20.20.40.60.80.80.7
CO (µg/m³)162154146144145146146148149146142141139139140141141140141147160168175174
Thu, Sep 17, 2026

Frequently asked questions about the 5-day weather in Bologna

What will the weather be like in Bologna over the next 5 days?

Over the next 5 days in Bologna the temperature is expected to range from about 16 to 27 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

On which of the next 5 days will it rain in Bologna?

The chance of rain in Bologna over the next 5 days reaches 81%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

How accurate is the 5-day weather forecast for Bologna?

A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.

Which of the next 5 days in Bologna will be the warmest and which the coolest?

Over the next 5 days the temperature in Bologna ranges from about 16 to 27 °C. Compare the warmest and coolest day on the temperature chart above.

Will it be windy in Bologna over the next 5 days?

Over the next 5 days the wind in Bologna picks up to 4 m/s. The windiest days are easy to spot on the wind chart above.

Which day of the week in Bologna is best for a walk or a trip?

For a walk or a trip, pick the days with the lowest chance of rain (up to 81%) and light wind — easy to compare on the 5-day charts above.

How can I best use the 5-day forecast for Bologna?

The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.

Will I need an umbrella or sunscreen in Bologna this week?

Rain reaches a 81% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 3.9; sunscreen is worth it from about 3 upwards.

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.