Sion: detailed information
Geographic coordinates 46° 13′ 59″ N 7° 20′ 60″ E
Decimal coordinates 46.23 7.35
Altitude 552 m
Population 28 045 people
Twilight Civil 05:16 / 21:38
Twilight Astronomical 03:31 / 23:22
Twilight Nautical 04:29 / 22:25
Historical Weather Data
19 May
The maximum air temperature in Sion for this day for the last 73 years of observations is +25.4°C, recorded in 2022.
An absolute minimum of +3.3°C was recorded in 1968. The average temperature for this day is +20.3°C.
The heaviest rainfall (32 mm) in Sion was recorded in 1957. The maximum wind gusts were up to 16.49 m/s in 1979.