Overview

• German weather service forecasts lows often below 5°C from midweek with localized ground frost, including pockets around -1°C in prone valleys.
• High pressure named Petralilly keeps the northeast largely dry and sunny at least through 3 October, while western and southern regions see more clouds, showers and frequent morning fog.
• Forecasters highlight a “Nebellotterie,” with stubborn low cloud in some areas holding daytime highs near 10–12°C, versus 15–19°C where sunshine prevails.
• Before the cooler phase sets in, many areas still reach about 14–21°C on Sunday, offering a brief mild interlude.
• In the Alps, a few centimetres of new snow are possible at higher elevations early in the week as the snowline lowers, according to regional DWD outlooks.