Hourly Weather Forecast - San Ysidro, CA

12 AM
55°F
10%
3mph
ESE
Partly Cloudy
Humidity
91%
Feels like
55°F
Dew Point
52°F
1 AM
54°F
10%
3mph
E
Partly Cloudy
Humidity
94%
Feels like
54°F
Dew Point
52°F
2 AM
53°F
10%
3mph
E
Partly Cloudy
Humidity
97%
Feels like
53°F
Dew Point
52°F
3 AM
52°F
10%
3mph
E
Partly Cloudy
Humidity
98%
Feels like
52°F
Dew Point
52°F
4 AM
52°F
10%
3mph
E
Partly Cloudy
Humidity
97%
Feels like
52°F
Dew Point
51°F
5 AM
53°F
10%
4mph
E
Partly Cloudy
Humidity
94%
Feels like
53°F
Dew Point
51°F
6 AM
54°F
0%
4mph
E
Partly Cloudy
Humidity
88%
Feels like
54°F
Dew Point
51°F
6:45 AM
7 AM
56°F
0%
4mph
ESE
Partly Cloudy
Humidity
82%
Feels like
56°F
Dew Point
51°F
8 AM
58°F
0%
4mph
ESE
Partly Cloudy
Humidity
76%
Feels like
58°F
Dew Point
51°F
9 AM
60°F
0%
3mph
S
Mostly Sunny
Humidity
73%
Feels like
60°F
Dew Point
52°F
10 AM
63°F
0%
4mph
SW
Mostly Sunny
Humidity
69%
Feels like
63°F
Dew Point
53°F
11 AM
64°F
0%
4mph
WSW
Mostly Sunny
Humidity
68%
Feels like
64°F
Dew Point
53°F
12 PM
65°F
0%
5mph
WSW
Mostly Sunny
Humidity
68%
Feels like
65°F
Dew Point
54°F
1 PM
65°F
0%
6mph
WSW
Mostly Sunny
Humidity
71%
Feels like
65°F
Dew Point
55°F
2 PM
63°F
0%
6mph
WSW
Mostly Sunny
Humidity
75%
Feels like
63°F
Dew Point
55°F
3 PM
61°F
0%
5mph
WSW
Mostly Sunny
Humidity
80%
Feels like
61°F
Dew Point
55°F
4 PM
59°F
0%
4mph
W
Mostly Sunny
Humidity
85%
Feels like
59°F
Dew Point
55°F
4:45 PM
5 PM
57°F
0%
4mph
W
Mostly Clear
Humidity
89%
Feels like
57°F
Dew Point
54°F
6 PM
56°F
0%
3mph
W
Hazy
Humidity
91%
Feels like
56°F
Dew Point
54°F
7 PM
56°F
0%
2mph
WNW
Hazy
Humidity
92%
Feels like
56°F
Dew Point
54°F
8 PM
56°F
0%
2mph
NE
Hazy
Humidity
93%
Feels like
56°F
Dew Point
54°F
9 PM
56°F
0%
3mph
E
Hazy
Humidity
95%
Feels like
56°F
Dew Point
54°F
10 PM
55°F
0%
3mph
E
Foggy
Humidity
99%
Feels like
55°F
Dew Point
55°F
11 PM
55°F
0%
3mph
E
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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