Hourly Weather Forecast - Castello, Aosta Valley, IT

8:03 AM
9 AM
39°F
0%
2mph
NNW
Sunny
Humidity
46%
Feels like
39°F
Dew Point
20°F
10 AM
40°F
0%
2mph
NNW
Sunny
Humidity
46%
Feels like
40°F
Dew Point
21°F
11 AM
41°F
0%
2mph
NW
Sunny
Humidity
45%
Feels like
41°F
Dew Point
21°F
12 PM
42°F
0%
2mph
WSW
Sunny
Humidity
43%
Feels like
42°F
Dew Point
22°F
1 PM
44°F
0%
2mph
SSW
Sunny
Humidity
44%
Feels like
44°F
Dew Point
23°F
2 PM
44°F
0%
2mph
SE
Sunny
Humidity
46%
Feels like
44°F
Dew Point
25°F
3 PM
44°F
0%
2mph
SE
Sunny
Humidity
47%
Feels like
44°F
Dew Point
25°F
4 PM
43°F
0%
2mph
N
Sunny
Humidity
50%
Feels like
43°F
Dew Point
26°F
4:46 PM
5 PM
42°F
0%
2mph
NNW
Clear
Humidity
51%
Feels like
42°F
Dew Point
25°F
6 PM
40°F
0%
2mph
WNW
Clear
Humidity
52%
Feels like
40°F
Dew Point
24°F
7 PM
39°F
0%
2mph
NW
Clear
Humidity
53%
Feels like
39°F
Dew Point
23°F
8 PM
38°F
0%
3mph
NW
Clear
Humidity
55%
Feels like
38°F
Dew Point
23°F
9 PM
37°F
0%
3mph
NW
Clear
Humidity
56%
Feels like
37°F
Dew Point
23°F
10 PM
37°F
0%
3mph
NW
Clear
Humidity
56%
Feels like
37°F
Dew Point
22°F
11 PM
36°F
0%
3mph
NW
Clear
Humidity
58%
Feels like
36°F
Dew Point
22°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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