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Avis Sion car rental comparison

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Climate chart Sion

Jan.

max 28°F min 14°F

16

Feb.

max 36°F min 21°F

9

Mar.

max 41°F min 23°F

5

Apr.

max 45°F min 28°F

17

May.

max 59°F min 43°F

27

Jun.

max 70°F min 48°F

24

Jul.

max 73°F min 50°F

14

Aug.

max 72°F min 50°F

18

Sep.

max 57°F min 41°F

19

Oct.

max 57°F min 43°F

12

Nov.

max 39°F min 28°F

20

Dec.

max 28°F min 19°F

24

Weekly overview Sion

Weather Sion 14 days

Wednesday 17-12-2025 Light freezing rain 27°F / 37°F

Thursday 18-12-2025 Sunny/Clear 25°F / 37°F

Friday 19-12-2025 Sunny/Clear 25°F / 37°F

Saturday 20-12-2025 Light freezing rain 27°F / 37°F

Sunday 21-12-2025 Overcast 30°F / 37°F

Monday 22-12-2025 Partly cloudy 30°F / 37°F

Tuesday 23-12-2025 Light freezing rain 28°F / 39°F

Wednesday 24-12-2025 Light drizzle 28°F / 32°F

Thursday 25-12-2025 Sunny/Clear 25°F / 36°F

Friday 26-12-2025 Sunny/Clear 23°F / 34°F

Saturday 27-12-2025 Sunny/Clear 21°F / 30°F

Sunday 28-12-2025 Partly cloudy 19°F / 27°F

Monday 29-12-2025 Sunny/Clear 18°F / 28°F

Tuesday 30-12-2025 Sunny/Clear 16°F / 25°F

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