Naples and Campania weather today, September 20: Sunday will be marked by stable weather.

Today, Sunday, September 20, 2026, begins with stable and mostly sunny weather across the Campania region. Analysis of meteorological data highlights a particularly favorable climate, ideal for those who enjoy spending time outdoors.

Thermal situation and winds

In Naples, the current temperature is 26°C (79°F), with 59% humidity and light easterly winds at 1 mph. During the afternoon, the mercury will reach a high of 28°C (82°F), while the low will be 21°C (70°F). Regionally, highs will reach 29°C (84°F), accompanied by light winds blowing predominantly from the northeast.

Forecast details: The pressure system will remain stable throughout the day, with clear or partly cloudy skies and virtually no chance of precipitation.

Outlook for the next few days

Atmospheric stability will continue to characterize the beginning of the new week, allowing us to enjoy typically pleasant late-summer weather before any expected changes in the following days.