Humidity Levels in Italy During September





The average humidity in September is listed below for major cities and other places throughout Italy. The tables give the month's daily averages for the highest and lowest relative humidity levels.

All the numbers here are based on weather data collected from 1971 to 2000.

Relative humidity measures the actual amount of moisture in the air as a percentage of the maximum amount of moisture the air can hold.

You can jump to a separate table for each section of the country: Northeast, Northwest, Central , South and Italy's Mediterranean Islands.

Northeastern Italy

This section takes in the regions of Emilia-Romagna, Friuli-Venezia Giulia, Trentino-Alto Adige and Veneto. Three weather stations on the list are located at over 2000 metres (6560 feet) elevation: Paganella and Passo Rolle in the Dolomites and Monte Cimone of the Apennine Mountains.

Average relative humidity (%) in September
Place High Low
Bologna 92 50
Bolzano 94 46
Cervia 97 54
Monte Cimone 95 53
Paganella 93 59
Passo Rolle 95 49
Rimini 95 57
Tarvisio 97 55
Trieste 80 52
Venice (Venezia) 93 56
Verona 98 55
Vicenza 95 51

Northwestern Italy

The cities here are in the regions of Liguria, Lombardy (Lombardia) and Piedmont.

Daily high and low humidity (%) averages in September
Place High Low
Bergamo 91 49
Brescia 96 48
Genoa (Genova) 82 55
Milan (Milano) 95 52
Turin (Torino) 95 53

Central Italy

The regions of central Italy include Lazio and Tuscany (Toscana) along the west coast, Umbria in the interior and Marche on the east coast. The highest weather station of this group sits at 1875 metres (6150 feet) on Monte Terminillo.

Average September humidity (%)
Place High Low
Ancona 94 54
Arezzo 93 41
Civitavecchia 86 63
Florence (Firenze) 93 46
Monte Argentario 92 52
Monte Terminillo 94 61
Perugia 96 45
Pisa 94 49
Ponza Island 90 61
Rome (Roma) 97 45
Volterra 89 55

Southern Italy

The regions covered here make up Italy's boot, ranging from Abruzzo in the north to Calabria in the south and include Apulia (Puglia), Campania and Molise. Capo Palinuro is in the National Park of Cilento on Italy's west coast.

Average daily humidity (%) for September
Place High Low
Bari 90 50
Capo Palinuro 89 53
Foggia 94 41
Lecce 96 49
Naples (Napoli) 95 51
Pescara 95 50
Reggio Calabria 89 52
Santa Maria di Leuca 91 59
Termoli 91 64

Mediterranean Islands

The weather data given in this table are for the Italian islands of Sardinia (Sardegna) and Sicily (Sicilia). Also included are two smaller islands: Ustica located north of Sicily, and Pantelleria to the southwest of Sicily.

Average September humidity levels (%)
Place High Low
Alghero, Sardinia 93 53
Cagliari, Sardinia 94 46
Catania, Sicily 93 41
Messina, Sicily 87 51
Palermo, Sicily 79 43
Pantelleria Island 91 54
Ustica Island 94 61
Reference

Climatologia del Centro. Nazionale di Meteorologia e Climatologia Aeronautica. Repubblica Italiana. Atlante climatico.

Italy Humidity
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