Hourly Weather Forecast - San Ysidro, CA

12 AM
56°F
0%
4mph
E
Mostly Cloudy
Humidity
86%
Feels like
56°F
Dew Point
52°F
1 AM
55°F
0%
4mph
ESE
Mostly Cloudy
Humidity
88%
Feels like
55°F
Dew Point
52°F
2 AM
55°F
10%
4mph
ESE
Mostly Cloudy
Humidity
91%
Feels like
55°F
Dew Point
52°F
3 AM
54°F
10%
4mph
ESE
Partly Cloudy
Humidity
91%
Feels like
54°F
Dew Point
51°F
4 AM
53°F
10%
4mph
ESE
Partly Cloudy
Humidity
91%
Feels like
53°F
Dew Point
50°F
5 AM
53°F
10%
4mph
ESE
Partly Cloudy
Humidity
89%
Feels like
53°F
Dew Point
50°F
6 AM
54°F
10%
4mph
ESE
Partly Cloudy
Humidity
82%
Feels like
54°F
Dew Point
49°F
6:46 AM
7 AM
56°F
10%
4mph
SE
Partly Cloudy
Humidity
74%
Feels like
56°F
Dew Point
48°F
8 AM
59°F
10%
4mph
SSE
Partly Cloudy
Humidity
67%
Feels like
59°F
Dew Point
48°F
9 AM
62°F
10%
4mph
SSE
Partly Cloudy
Humidity
62%
Feels like
62°F
Dew Point
49°F
10 AM
64°F
10%
5mph
SSE
Partly Cloudy
Humidity
57%
Feels like
64°F
Dew Point
49°F
11 AM
66°F
10%
6mph
S
Partly Cloudy
Humidity
55%
Feels like
66°F
Dew Point
50°F
12 PM
67°F
20%
6mph
S
Partly Cloudy
Humidity
55%
Feels like
67°F
Dew Point
50°F
1 PM
67°F
20%
7mph
S
Partly Cloudy
Humidity
57%
Feels like
67°F
Dew Point
51°F
2 PM
65°F
30%
7mph
S
30% Chance Rain Showers
Humidity
61%
Feels like
65°F
Dew Point
51°F
3 PM
63°F
30%
7mph
S
30% Chance Rain Showers
Humidity
65%
Feels like
63°F
Dew Point
51°F
4 PM
61°F
30%
7mph
S
30% Chance Rain Showers
Humidity
70%
Feels like
61°F
Dew Point
51°F
4:47 PM
5 PM
60°F
30%
7mph
S
30% Chance Rain Showers
Humidity
73%
Feels like
60°F
Dew Point
51°F
6 PM
59°F
30%
7mph
S
30% Chance Rain Showers
Humidity
74%
Feels like
59°F
Dew Point
51°F
7 PM
59°F
30%
6mph
S
30% Chance Rain Showers
Humidity
74%
Feels like
59°F
Dew Point
51°F
8 PM
59°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
73%
Feels like
59°F
Dew Point
51°F
9 PM
59°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
72%
Feels like
59°F
Dew Point
50°F
10 PM
59°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
71%
Feels like
59°F
Dew Point
50°F
11 PM
59°F
30%
5mph
SSE
30% Chance of Light Rain
Humidity
70%
Feels like
59°F
Dew Point
49°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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