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 Sion Weather Forecast Summary |
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Today
Jan 19th
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Tuesday
Jan 20th
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Wednesday
Jan 21st
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Thursday
Jan 22nd
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Friday
Jan 23rd
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Cloudy |
Cloudy |
Cloudy |
Cloudy |
Cloudy |
-7°C
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-6°C
-14°C |
-5°C
-13°C |
-7°C
-13°C |
-6°C
-12°C |
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| Sion Detailed Weather Forecast |
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| Tuesday, January 20th, 2026 |
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Overnight |
Temperature: -14°C |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: -8°C |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: -10°C |
| A mix of cloud and sun. |
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Evening |
Temperature: -13°C |
| Clear. |
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| Wednesday, January 21st, 2026 |
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Overnight |
Temperature: -11°C |
| Clear. |
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Morning |
Temperature: -6°C |
| Cloudy. |
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Afternoon |
Temperature: -10°C |
| Cloudy. Windy at times. |
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Evening |
Temperature: -13°C |
| Cloudy. Windy at times. |
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| Thursday, January 22nd, 2026 |
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Overnight |
Temperature: -13°C |
| Cloudy. Windy at times. |
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Morning |
Temperature: -8°C |
| Cloudy. |
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Afternoon |
Temperature: -9°C |
| Cloudy. |
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Evening |
Temperature: -12°C |
| Cloudy. |
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| Friday, January 23rd, 2026 |
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Overnight |
Temperature: -11°C |
| Cloudy. |
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Morning |
Temperature: -7°C |
| Cloudy. |
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Afternoon |
Temperature: -9°C |
| Cloudy with a slight chance of flurries. Windy at times. |
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Evening |
Temperature: -12°C |
| Cloudy with a slight chance of flurries. Windy at times. |
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| Saturday, January 24th, 2026 |
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Overnight |
Temperature: -10°C |
| Cloudy with flurries likely. |
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Morning |
Temperature: -10°C |
| Cloudy with a few flurries. |
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Afternoon |
Temperature: -10°C |
| Cloudy with flurries likely. Windy at times. |
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Evening |
Temperature: -12°C |
| Cloudy with a chance of flurries. Windy at times. |
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| Sunday, January 25th, 2026 |
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Overnight |
Temperature: -14°C |
| Cloudy. |
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Morning |
Temperature: -11°C |
| Cloudy. |
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Afternoon |
Temperature: -14°C |
| Cloudy. |
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Evening |
Temperature: -16°C |
| Cloudy. |
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| Monday, January 26th, 2026 |
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Overnight |
Temperature: -15°C |
| Cloudy. |
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Morning |
Temperature: -12°C |
| Cloudy. |
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Afternoon |
Temperature: -12°C |
| Cloudy with a chance of flurries. Windy at times. |
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Evening |
Temperature: -17°C |
| A mix of cloudy and clear skies with a chance of flurries. |
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| Tuesday, January 27th, 2026 |
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Overnight |
Temperature: -17°C |
| Cloudy with clear periods. |
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Morning |
Temperature: -10°C |
| Sunny. |
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Afternoon |
Temperature: -14°C |
| Sunny with cloudy periods. |
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Evening |
Temperature: -17°C |
| A mix of cloudy and clear skies. |
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