Hourly Weather Forecast - Sunnyvale, CA

12 AM
47°F
10%
2mph
S
Foggy
Humidity
100%
Feels like
47°F
Dew Point
47°F
1 AM
47°F
10%
2mph
S
Foggy
Humidity
100%
Feels like
47°F
Dew Point
47°F
2 AM
47°F
20%
2mph
S
Foggy
Humidity
100%
Feels like
47°F
Dew Point
47°F
3 AM
48°F
20%
2mph
S
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
4 AM
48°F
20%
2mph
S
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
5 AM
48°F
20%
3mph
S
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
6 AM
49°F
20%
3mph
S
Foggy
Humidity
100%
Feels like
49°F
Dew Point
49°F
7 AM
50°F
20%
3mph
S
Foggy
Humidity
99%
Feels like
50°F
Dew Point
49°F
7:17 AM
8 AM
51°F
20%
2mph
SSE
Cloudy
Humidity
98%
Feels like
51°F
Dew Point
50°F
9 AM
52°F
20%
2mph
SSE
Mostly Cloudy
Humidity
95%
Feels like
52°F
Dew Point
51°F
10 AM
54°F
30%
2mph
SSE
30% Chance Rain Showers
Humidity
92%
Feels like
54°F
Dew Point
51°F
11 AM
55°F
30%
3mph
S
30% Chance Rain Showers
Humidity
88%
Feels like
55°F
Dew Point
52°F
12 PM
57°F
30%
3mph
S
30% Chance Rain Showers
Humidity
85%
Feels like
57°F
Dew Point
52°F
1 PM
58°F
30%
4mph
S
30% Chance Rain Showers
Humidity
83%
Feels like
58°F
Dew Point
53°F
2 PM
58°F
40%
4mph
S
40% Chance Rain Showers
Humidity
84%
Feels like
58°F
Dew Point
53°F
3 PM
57°F
40%
3mph
S
40% Chance Rain Showers
Humidity
88%
Feels like
57°F
Dew Point
53°F
4 PM
55°F
50%
3mph
S
50% Chance of Light Rain
Humidity
93%
Feels like
55°F
Dew Point
53°F
4:52 PM
5 PM
53°F
50%
3mph
S
50% Chance of Light Rain
Humidity
98%
Feels like
53°F
Dew Point
53°F
6 PM
52°F
50%
3mph
S
50% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
7 PM
52°F
60%
3mph
S
60% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
8 PM
51°F
60%
4mph
S
60% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
9 PM
51°F
60%
4mph
S
60% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°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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