Hourly Weather Forecast - Castello, Aosta Valley, IT

12 AM
40°F
0%
2mph
NNW
Partly Cloudy
Humidity
66%
Feels like
40°F
Dew Point
29°F
1 AM
40°F
0%
2mph
NNW
Partly Cloudy
Humidity
65%
Feels like
40°F
Dew Point
29°F
2 AM
40°F
0%
2mph
NNE
Partly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
29°F
3 AM
40°F
0%
2mph
NNE
Partly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
29°F
4 AM
40°F
0%
2mph
NNE
Mostly Clear
Humidity
65%
Feels like
40°F
Dew Point
29°F
5 AM
40°F
0%
2mph
NNE
Partly Cloudy
Humidity
63%
Feels like
40°F
Dew Point
28°F
6 AM
40°F
0%
2mph
N
Mostly Clear
Humidity
61%
Feels like
40°F
Dew Point
27°F
7 AM
40°F
0%
2mph
N
Mostly Clear
Humidity
61%
Feels like
40°F
Dew Point
27°F
8 AM
40°F
0%
2mph
N
Mostly Clear
Humidity
60%
Feels like
40°F
Dew Point
27°F
8:02 AM
9 AM
41°F
0%
2mph
N
Partly Cloudy
Humidity
57%
Feels like
41°F
Dew Point
26°F
10 AM
42°F
0%
2mph
N
Partly Cloudy
Humidity
55%
Feels like
42°F
Dew Point
27°F
11 AM
43°F
0%
2mph
NNW
Partly Cloudy
Humidity
57%
Feels like
43°F
Dew Point
29°F
12 PM
45°F
0%
2mph
NW
Partly Cloudy
Humidity
54%
Feels like
45°F
Dew Point
29°F
1 PM
46°F
0%
2mph
NW
Partly Cloudy
Humidity
52%
Feels like
46°F
Dew Point
30°F
2 PM
47°F
0%
2mph
NW
Mostly Sunny
Humidity
51%
Feels like
47°F
Dew Point
30°F
3 PM
47°F
0%
2mph
NW
Mostly Sunny
Humidity
53%
Feels like
47°F
Dew Point
31°F
4 PM
46°F
0%
2mph
NNW
Sunny
Humidity
57%
Feels like
46°F
Dew Point
31°F
4:46 PM
5 PM
44°F
0%
2mph
N
Clear
Humidity
62%
Feels like
44°F
Dew Point
32°F
6 PM
42°F
0%
2mph
N
Clear
Humidity
62%
Feels like
42°F
Dew Point
30°F
7 PM
41°F
0%
2mph
N
Mostly Clear
Humidity
61%
Feels like
41°F
Dew Point
28°F
8 PM
40°F
0%
2mph
NNW
Mostly Clear
Humidity
61%
Feels like
40°F
Dew Point
28°F
9 PM
40°F
0%
2mph
NNW
Mostly Clear
Humidity
61%
Feels like
40°F
Dew Point
28°F
10 PM
40°F
0%
2mph
NNW
Partly Cloudy
Humidity
60%
Feels like
40°F
Dew Point
27°F
11 PM
39°F
0%
2mph
NNW
Mostly Clear
Humidity
59%
Feels like
39°F
Dew Point
26°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

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Traffic Cameras

Weather Cameras

Outdoor Sports Guide