Hourly Weather Forecast - Sunnyvale, CA

12 AM
44°F
0%
1mph
NW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
1 AM
44°F
0%
1mph
WNW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
2 AM
44°F
0%
1mph
W
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
3 AM
43°F
0%
1mph
W
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
4 AM
43°F
0%
1mph
W
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
5 AM
43°F
0%
1mph
W
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
6 AM
43°F
0%
1mph
W
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
7 AM
43°F
0%
1mph
WNW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
43°F
7:15 AM
8 AM
45°F
0%
1mph
W
Foggy
Humidity
99%
Feels like
45°F
Dew Point
45°F
9 AM
47°F
0%
1mph
WNW
Mostly Cloudy
Humidity
95%
Feels like
47°F
Dew Point
45°F
10 AM
49°F
0%
2mph
NW
Partly Cloudy
Humidity
90%
Feels like
49°F
Dew Point
46°F
11 AM
51°F
0%
2mph
NNW
Partly Cloudy
Humidity
84%
Feels like
51°F
Dew Point
46°F
12 PM
53°F
0%
3mph
NNW
Partly Cloudy
Humidity
78%
Feels like
53°F
Dew Point
46°F
1 PM
55°F
0%
4mph
NNW
Partly Cloudy
Humidity
74%
Feels like
55°F
Dew Point
47°F
2 PM
56°F
0%
4mph
NNW
Partly Cloudy
Humidity
72%
Feels like
56°F
Dew Point
47°F
3 PM
55°F
0%
3mph
NW
Partly Cloudy
Humidity
73%
Feels like
55°F
Dew Point
47°F
4 PM
53°F
0%
3mph
NW
Mostly Sunny
Humidity
75%
Feels like
53°F
Dew Point
46°F
4:51 PM
5 PM
51°F
0%
2mph
NW
Mostly Clear
Humidity
78%
Feels like
51°F
Dew Point
45°F
6 PM
49°F
0%
2mph
NW
Mostly Clear
Humidity
80%
Feels like
49°F
Dew Point
44°F
7 PM
48°F
0%
2mph
NW
Mostly Clear
Humidity
82%
Feels like
48°F
Dew Point
43°F
8 PM
47°F
0%
2mph
WNW
Partly Cloudy
Humidity
82%
Feels like
47°F
Dew Point
42°F
9 PM
47°F
0%
2mph
W
Partly Cloudy
Humidity
81%
Feels like
47°F
Dew Point
42°F
10 PM
47°F
0%
2mph
W
Mostly Clear
Humidity
81%
Feels like
47°F
Dew Point
42°F
11 PM
47°F
0%
2mph
WSW
Mostly Clear
Humidity
81%
Feels like
47°F
Dew Point
42°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday's 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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