Lyon Weather in May
In May, Lyon averages a high of 20°C (69°F) and a low of 11°C (51°F), from 56 years of daily records (1971–2026).
20°C
Average high
69°F
11°C
Average low
51°F
34°C
Record high
93°F · May 24, 2009
0°C
Record low
32°F · May 1, 1976
What May Is Like in Lyon
- May in Lyon has become 2.1°C (3.8°F) warmer on average: the 2012–2026 average against 1970–1989.
- The coldest May reading, 0°C (32°F) on May 1, 1976, has not been matched in 50 years.
- May 2026 was the 5th warmest May in 56 years of records, 2.4°C (4.3°F) above the long-run average.
- The warmest May in the record was 2022; the coldest was 1984.
At least 1 mm of rain falls on 35% of May days, and the month averages 90 mm in total.
Warmest: 2022 (24.7°C)Latest: 2026 (22.9°C)10-year averageLong-run average (20.4°C)
Look Up a Day in May
See the weather in Lyon on any May date, year by year.
Source: NOAA GHCN-Daily, Lyon - St Exupery (1971–2026). Averages cover 1971–2026. How we compute this