Climate Sion - Switzerland

Temperature - Precipitation - Sunshine °C | °F
  Jan Feb Mar Apr May June
Average high in °C 4 7 11 16 20 23
Average low in °C -4 -2 1 4 8 11
Av. precipitation - mm 53 57 48 36 41 52
Days with precip. 7 6 7 6 7 8
Hours of sunshine 70 109 160 191 208 231

  July Aug Sep Oct Nov Dec
Average high in °C 26 24 21 16 9 4
Average low in °C 13 12 9 5 -0 -3
Av. precipitation - mm 48 55 38 50 60 61
Days with precip. 8 8 6 6 7 7
Hours of sunshine 270 238 203 157 92 63

Climate chart Sion - Valais

Climate Switzerland

Totals and averages

Annual average high temperature: 15.1 °C
Annual average low temperature: 4.3 °C
Average temperature: 9.7 °C
Average annual precipitation: 599 mm
Days per year with precipitation: 83 d.
Average annual hours of sunshine: 1992 h.