Humidity Levels in Italy During May

The average humidity in May 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 May
Place High Low
Bologna 90 48
Bolzano 93 42
Cervia 97 52
Monte Cimone 96 57
Paganella 94 61
Passo Rolle 96 50
Rimini 96 53
Tarvisio 95 49
Trieste 80 47
Venice (Venezia) 93 53
Verona 98 49
Vicenza 94 47

Northwestern Italy

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

Daily high and low humidity (%) averages in May
Place High Low
Bergamo 90 46
Brescia 95 44
Genoa (Genova) 86 61
Milan (Milano) 93 50
Turin (Torino) 94 54

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 May humidity (%)
Place High Low
Ancona 95 53
Arezzo 94 43
Civitavecchia 88 64
Florence (Firenze) 92 45
Monte Argentario 90 50
Monte Terminillo 95 60
Perugia 98 48
Pisa 95 51
Ponza Island 93 59
Rome (Roma) 97 46
Volterra 88 53

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 May
Place High Low
Bari 89 48
Capo Palinuro 91 53
Foggia 95 42
Lecce 96 44
Naples (Napoli) 95 49
Pescara 95 50
Reggio Calabria 87 47
Santa Maria di Leuca 91 57
Termoli 92 63

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 May humidity levels (%)
Place High Low
Alghero, Sardinia 93 55
Cagliari, Sardinia 95 47
Catania, Sicily 95 39
Messina, Sicily 88 46
Palermo, Sicily 81 41
Pantelleria Island 89 47
Ustica Island 95 57
Reference

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

Italy Humidity
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