Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Lyon, Rhône-Alpes, France in September

In an average September, Lyon sees a daily high around 24°C and a low around 12°C, based on 1981–2026 of local climate records.

Average high24°C
Typical high range18°C to 29°C
Average low12°C
Typical low range7°C to 16°C
Average daily precipitation3 mm

September records

The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.

High

Highest 35°C 2023-09-10
Lowest 9°C 2020-09-27

Low

Highest 21°C 2020-09-15
Lowest 3°C 1995-09-29

Feels-like

Highest 44°C 1987-09-14
Lowest -2°C 2002-09-25

Humidity

Highest 16.3 g/m³ 2021-09-14
Lowest 5.6 g/m³ 2002-09-25

Wind

Highest 58 km/h 2015-09-16
Lowest 5 km/h 2017-09-04

Precip

Wettest 225 mm 1993
Driest 12 mm 1985

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