Weather forecast
Morning Update
TODAY'S forecast, Tuesday 09 December 2025
Today
Sereno o poco nuvoloso.
Venti: 3000 m da deboli a moderati dai quadranti occidentali; deboli variabili nelle valli.
Temperature: in lieve aumento in quota.
Zero termico: 3000 » 3300
Temperature a 1500 m 3 » 10; a 3000 m 0 » 2.
Morning Freezing Level: 3000
Afternoon Freezing Level:3300
Forecast issued daily at 7:15 am.
Weather forecast
Issued Monday 08 December 2025 alle 09:20
Weather forecaster Luca Stefanoli
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Overall situation
Pressure measured in Aosta at 7 am: 1022 hPa
Tuesday 09 December 2025
Morning
Afternoon
Clear or partly cloudy.
Temperatures: further rising in the mountains.
Pressure: slightly decreasing.
Winds: 3000 m light to moderate from W; light variable in the valleys.
Warnings: none.
Reliability
- Freezing level: 3000m » 3300m
- Temp 1500 m: 6°C » 10°C
- Temp 3000 m: 0°C » 2°C
| Temperature | Min | Max |
|---|---|---|
| Mountain | ||
| Valleys |
| Location | Min | Max |
|---|---|---|
| Aosta | 4 °C | 13 °C |
| Cogne | 1 °C | 8 °C |
| Courmayeur | 1 °C | 7 °C |
| Donnas | 5 °C | 14 °C |
| Gressoney-Saint-Jean | 1 °C | 8 °C |
| Breuil-Cervinia | -4 °C | 3 °C |
| Solar ultraviolet radiation * | |
|---|---|
| Mountain | Low |
| Valleys | Low |
Wednesday 10 December 2025
Morning
Afternoon
Clear or partly cloudy.
Temperatures: slightly decreasing from the evening.
Pressure: almost stable.
Winds: 3000 m light to moderate from W; light variable in the valleys.
Reliability
- Freezing level: 3100m » 2800m
| Temperature | Min | Max |
|---|---|---|
| Mountain | ||
| Valleys |
| Location | Min | Max |
|---|---|---|
| Aosta | 4 °C | 14 °C |
| Cogne | 0 °C | 9 °C |
| Courmayeur | 1 °C | 9 °C |
| Donnas | 4 °C | 14 °C |
| Gressoney-Saint-Jean | 2 °C | 9 °C |
| Breuil-Cervinia | -3 °C | 2 °C |
| Solar ultraviolet radiation * | |
|---|---|
| Mountain | Low |
| Valleys | Low |
Next days
Thu 11 Dec 2025
Fri 12 Dec 2025
Sat 13 Dec 2025
Sun 14 Dec 2025
Reliability
Mostly sunny with temperatures decreasing.
* The solar ultraviolet radiation index is elaborated, starting from the weather forecast data, by Arpa Valle d'Aosta - Learn more »