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Lyon September Weather

Averages and records for weather in Lyon, France in the month of September.

Typical Lyon September Weather 1991–2020
Average daily high	22.6 °C
Average daily low	12.7 °C
Average monthly precipitation	8.7 cm
Daily chance of precipitation	35.8%

Lyon September Weather Records 1920–2024
Highest temperature	35.8 °C	September 5, 1949
Lowest temperature	0.2 °C	September 24, 1928
Highest daily low	21.5 °C	September 15, 2020
Lowest daily high	9.6 °C	September 28, 1939
Hottest average high temperature	28.1 °C	1949
Coldest average high temperature	17.2 °C	1931
Most daily precipitation	8.9 cm	September 30, 1958
Most monthly precipitation	30.2 cm	1993

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
September 1	25.3	14.7	33.8	6.1
September 2	25.1	14.6	33.0	5.4
September 3	24.9	14.4	33.5	5.9
September 4	24.7	14.3	34.6	7.8
September 5	24.5	14.2	35.8	5.8
September 6	24.3	14.0	33.9	3.8
September 7	24.1	13.9	33.1	5.5
September 8	23.9	13.7	33.5	2.8
September 9	23.7	13.6	33.7	4.4
September 10	23.5	13.4	34.6	5.2
September 11	23.3	13.3	33.7	1.2
September 12	23.1	13.1	32.6	4.5
September 13	23.0	13.0	32.0	3.4
September 14	22.8	12.9	33.2	3.4
September 15	22.6	12.8	32.6	2.2
September 16	22.5	12.7	32.5	2.3
September 17	22.4	12.7	33.0	2.5
September 18	22.3	12.6	32.3	2.7
September 19	22.1	12.5	32.1	2.7
September 20	21.9	12.4	31.2	3.4
September 21	21.8	12.3	30.3	2.1
September 22	21.6	12.2	29.9	1.7
September 23	21.3	12.1	31.5	3.5
September 24	21.1	12.0	30.1	0.2
September 25	20.9	11.9	27.6	0.4
September 26	20.7	11.8	30.7	3.0
September 27	20.5	11.7	28.4	3.8
September 28	20.3	11.6	28.8	2.0
September 29	20.2	11.4	28.3	1.9
September 30	20.0	11.4	27.9	2.7

Weather Station Details

Years	Station	Coordinates
1920–2024	Lyon - St Exupery	location