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Italy weather

Weather in Aosta for December 2025

Your guide to Aosta weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Aosta usually enjoys a light touch of snow in December.
    According to Aosta snow forecast for December 2025, no snow is expected until the end of the month.

    • Temperatures

  • Until now, December 2025 in Aosta is slightly cooler than the historical average by -1.7 °C.

  • An exceptional deviation from the historical average is forecasted for next days of December 2025 in Aosta with the forecasted temperature being -0.1 °C, much lower than usual.

  • In general, the average temperature in Aosta at the beginning of December is 4.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 2.9 °C by the end of December.

    • Rain 🌧️

  • With an average of 5 rainy days, Aosta experiences minimal rainfall in December.

    • More

  • Is December a good time to visit Aosta? check out the best time to travel to Aosta page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
23
Dry days
Average rainy days
5
Rainy days
Average snowy days
3
Snow days
Average temperatures
6°/-2°
Temperatures
Average wind speed
9 km/h
Avg max wind
Average humidity
64 %
Avg humidity

Aosta Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
5°
2
Partly cloudy
5°
3
Overcast
3°
4
Sunny
2°
5
Partly cloudy
4°
6
Moderate or heavy rain shower
6°
7
Moderate or heavy rain shower
4°
8
Overcast
3°
9
Patchy rain possible
2°
10
Light freezing rain
3°
11
Partly cloudy
4°
12
Sunny
5°
13
Patchy rain possible
5°
14
Light freezing rain
4°
15
Moderate snow
2°
16
Light rain
-0°
17
Partly cloudy
2°
18
Partly cloudy
-0°
19
Patchy moderate snow
-0°
20
Partly cloudy
1°
21
Sunny
-0°
22
Light freezing rain
-1°
23
Light freezing rain
-1°
24
Light freezing rain
-1°
25
Light freezing rain
-2°
26
Light freezing rain
-1°
27
Partly cloudy
-0°
28
Freezing fog
-0°
29
Sunny
9°
30
Sunny
9°
31
Sunny
5°

Temperatures trend during December in Aosta

See the weather trend as well as the moving average line

December weather in Aosta day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Partly cloudy
Partly cloudy
 5° /-3° 0.4 mm 0 cm
2 Dec. Partly cloudy
Partly cloudy
 5° /-2° 0 mm 0 cm
3 Dec. Overcast
Overcast
 3° /-5° 0 mm 0 cm
4 Dec. Sunny
Sunny
 2° /-5° 0.2 mm 0 cm
5 Dec. Partly cloudy
Partly cloudy
 4° /-6° 0 mm 0 cm
6 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 6° /-4° 3.8 mm 0 cm
7 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 4° /-2° 9.3 mm 1.4 cm
8 Dec. Overcast
Overcast
 3° /-3° 0 mm 0 cm
9 Dec. Patchy rain possible
Patchy rain possible
 2° /-4° 0.1 mm 0 cm
10 Dec. Light freezing rain
Light freezing rain
 3° /-3° 0.8 mm 0 cm
11 Dec. Partly cloudy
Partly cloudy
 4° /-2° 0.1 mm 0 cm
12 Dec. Sunny
Sunny
 5° /-3° 0 mm 0 cm
13 Dec. Patchy rain possible
Patchy rain possible
 5° /-3° 0.1 mm 0 cm
14 Dec. Light freezing rain
Light freezing rain
 4° /-3° 0.4 mm 0 cm
15 Dec. Moderate snow
Moderate snow
 2° /-4° 1.5 mm 0 cm
16 Dec. Light rain
Light rain
 0° /-2° 17.5 mm 0 cm
17 Dec. Partly cloudy
Partly cloudy
 2° /-5° 0 mm 0 cm
18 Dec. Partly cloudy
Partly cloudy
 0° /-7° 0 mm 0 cm
19 Dec. Patchy moderate snow
Patchy moderate snow
 0° /-4° 0.5 mm 0 cm
20 Dec. Partly cloudy
Partly cloudy
 1° /-4° 0 mm 0 cm
21 Dec. Sunny
Sunny
 0° /-6° 0 mm 0 cm
22 Dec. Light freezing rain
Light freezing rain
 -1° /-6° 1 mm 0 cm
23 Dec. Light freezing rain
Light freezing rain
 -1° /-5° 0.5 mm 0 cm
24 Dec. Light freezing rain
Light freezing rain
 -1° /-5° 0.1 mm 0 cm
25 Dec. Light freezing rain
Light freezing rain
 -2° /-4° 0.1 mm 0 cm
26 Dec. Light freezing rain
Light freezing rain
 -1° /-4° 0.1 mm 0 cm
27 Dec. Partly cloudy
Partly cloudy
 0° /-5° 0 mm 0 cm
28 Dec. Freezing fog
Freezing fog
 0° /-5° 1.8 mm 0 cm
29 Dec. Sunny
Sunny
 9° /0° 0 mm 0 cm
30 Dec. Sunny
Sunny
 9° /0° 0 mm 0 cm
31 Dec. Sunny
Sunny
 5° /-3° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Aosta in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Aosta forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Aosta weather in December vs November vs January

Compare December weather in Aosta with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
NovemberDecemberJanuary
WeatherSunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temperatures10°/2°6°/-2°4°/-4°
Rainfall87 mm71 mm152 mm
Snowfall29 cm21 cm26 cm
Wind8.1 km/h9.3 km/h8 km/h
Humidity69%64%80%
Rainy days4 days5 days11 days
Snow days2 days3 days9 days
Dry days24 days23 days11 days

Planning a trip to Aosta? Discover the best time to visit

Aosta in December - FAQ

What are the expected maximum and minimum temperatures in Aosta during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -2°.
How much rainfall should be expected in Aosta during December?
Moderate rainfall is anticipated in Aosta during December, with a total of 71 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
Will it snow in Aosta in December 2025?
Aosta experiences an average snowfall of 21.3 cm during December, occurring over 3 days.
What are the typical wind conditions in Aosta during December?
The average wind speed in Aosta during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Aosta in December?

As you prepare for your trip to Aosta in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Aosta, during December, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
    • Thermal Wear: Base layers for cold destinations
    • All-Weather Jacket: Waterproof and breathable
  • Footwear
    • Waterproof Shoes
    • Insulated Boots: For snowy and extremely cold temperatures
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

Aosta snow forecast December 2025

Track daily snowfall levels and discover Aosta’s snowy potential this December ❄️
On average, Aosta sees 3 snowy days during December, with approximately 21.3 cm of total snowfall.

December rainfall patterns in Aosta

Explore the daily rainfall trends and prepare for Aostas December weather 💧
Typically, Aosta has 5 rainy days in December with a total of 71 mm of rainfall.

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Location coordinates Where is Aosta?

Get accurate weather forecasts for Aosta, located at latitude 45.738 and longitude 7.317. Stay updated with localized weather information tailored for Aosta.

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