Clear skies and mild weather today in Paris, Lyon, Marseille and Lille

Clear skies under high pressure

This Wednesday, September 23, a high-pressure system will remain nearly stationary over Paris from late morning through the evening, with clear skies. Temperatures there will reach 26°C, with a low of 13°C and a 10% chance of rain.

Lyon will also benefit from stable high pressure from late morning through the evening, with a high of 28°C and 24% humidity, while Marseille will reach 29°C with a low of 19°C and no notable change in pressure expected. Lille, under the same stable high pressure, will remain cooler, with a high of 24°C and a low of 12°C, sunny skies and a 10% chance of rain.

Hourly forecast temperatures

In Marseille, forecast temperatures are 19°C at 6:00, 22°C at 9:00, 27°C at 12:00, 29°C at 15:00, 27°C at 18:00 and 23°C at 21:00. In Lyon, expected temperatures are 13°C at 6:00, 14°C at 9:00, 21°C at 12:00, 27°C at 15:00, 27°C at 18:00 and 23°C at 21:00.

In Paris, forecast temperatures are 13°C at 6:00, 14°C at 9:00, 21°C at 12:00, 25°C at 15:00, 26°C at 18:00 and 23°C at 21:00. In Lille, expected temperatures are 12°C at 6:00, 13°C at 9:00, 18°C at 12:00, 23°C at 15:00, 23°C at 18:00 and 19°C at 21:00.

Air quality and daily indices

Air quality is rated good in Paris, Lyon, Marseille and Lille, with an excellent category in the late afternoon and evening in Lyon. The activity index is rated excellent in Paris and Lille, and good in Lyon and Marseille.

Short sleeves are indicated in Paris, Lyon and Marseille, while Lille indicates long sleeves. The driving index is rated excellent in all four cities. Lyon and Marseille report a risk of skin shine, Paris indicates rather dry skin, and Lille indicates well-balanced skin.