Weather forecast
Weather forecast
Issued Friday 29 August 2025 alle 01:24

Weather forecaster Igor Torlai
Listen to the weather
Or call 0165 272333 for the recorded message
Overall situation
Pressure measured in Aosta at 7 am: 1009 hPa
Friday 29 August 2025
Morning
Afternoon
Cloud will develop again up to cloudy or very cloudy sky. Scattered showers during the afternoon, locally thundery and moderate in the SE during the early afternoon, and locally intense showers in the NW in the evening.
Temperatures: falling, especially in the mountains.
Pressure: falling.
Winds: 3000 m moderate becoming strong from SW, turning from NW from the evening onwards; westerlies in the western valleys, breezes locally intense elsewhere.
Warnings: showers or thunderstorms, breezes even intense in the valleys.
Reliability
- Freezing level: 3000m » 3600m
- Temp 1500 m: 8°C » 16°C
- Temp 3000 m: 0°C » 3°C
Temperature | Max |
---|---|
Mountain | |
Valleys |
Location | Min | Max |
---|---|---|
Aosta | 12 °C | 23 °C |
Cogne | 6 °C | 16 °C |
Courmayeur | 9 °C | 19 °C |
Donnas | 16 °C | 22 °C |
Gressoney-Saint-Jean | 8 °C | 16 °C |
Breuil-Cervinia | 5 °C | 12 °C |
Solar ultraviolet radiation * | |
---|---|
Mountain | High |
Valleys | Moderate |
Saturday 30 August 2025
Morning
Afternoon
Thick cloud and chance of residual showers close to the foreign border crests, ceasing by the middle of the day, and then clearing up more and more. Mainly clear sky elsewhere.
Temperatures: falling in the minimum values, rising in the maximum in the mountains, in particular overnight and at very high altitude.
Pressure: falling.
Winds: 3000 m moderate getting light from NW; foehn winds developing in the valleys, breezes in the SE valleys.
Warnings: no communications.
Reliability
- Freezing level: 2700m » 4000m
- Temp 1500 m: 6°C » 17°C
- Temp 3000 m: -2°C » 2°C
Temperature | Min | Max |
---|---|---|
Mountain | ||
Valleys |
Location | Min | Max |
---|---|---|
Aosta | 10 °C | 25 °C |
Cogne | 5 °C | 17 °C |
Courmayeur | 10 °C | 17 °C |
Donnas | 16 °C | 24 °C |
Gressoney-Saint-Jean | 6 °C | 18 °C |
Breuil-Cervinia | 4 °C | 10 °C |
Solar ultraviolet radiation * | |
---|---|
Mountain | High |
Valleys | High |
Sunday 31 August 2025
Morning
Afternoon
At first clear sky in the morning, and then a few medium-high clouds transiting and medium-low clouds growing up from the Piedmont border areas, up to cloudy sky. Some afternoon precipitation, light and scattered. From the evening very cloudy to overcast sky, and spreading showers through overnight.
Temperatures: rising, especially in the mountains.
Pressure: further falling slightly.
Winds: 3000 m light from W turning gradually from S in the evening, strengthening up up to strong overnight; calm or very light winds in the morning in the valleys, and then breezes locally intense.
Reliability
- Freezing level: 3500m » 4100m
Temperature | Min | Max |
---|---|---|
Mountain | ||
Valleys |
Location | Min | Max |
---|---|---|
Aosta | 11 °C | 26 °C |
Cogne | 6 °C | 19 °C |
Courmayeur | 11 °C | 23 °C |
Donnas | 16 °C | 24 °C |
Gressoney-Saint-Jean | 7 °C | 20 °C |
Breuil-Cervinia | 9 °C | 16 °C |
Solar ultraviolet radiation * | |
---|---|
Mountain | High |
Valleys | High |
Next days
Mon 01 Sep 2025
Tue 02 Sep 2025
Wed 03 Sep 2025
Thu 04 Sep 2025
Reliability
Spread showers on Monday, potentially thundery and heavy; last precipitation on Tuesday, then getting better; on Wednesday and Thursday milder and more settled weather likely, sunny sky.