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San Ysidro, CA

68°F
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San Ysidro, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Friday, July 31

Day

7/31
83°Hi
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mostly sunny
alerts

Coastal Flood Advisory

5:00 PM Wednesday - 3:00 AM Saturday
alerts

Heat Advisory

10:00 AM Friday - 8:00 PM Sunday
alerts

High Surf Advisory

5:00 PM Wednesday - 5:00 PM Saturday

Max UV Index11.0 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindWNW 8 mph

Wind Gusts20 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover17%

Morning

Afternoon

Night

7/31
69°Lo
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear and humid
alerts

Coastal Flood Advisory

5:00 PM Wednesday - 3:00 AM Saturday
alerts

Heat Advisory

10:00 AM Friday - 8:00 PM Sunday
alerts

High Surf Advisory

5:00 PM Wednesday - 5:00 PM Saturday

WindWNW 5 mph

Wind Gusts10 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover1%

Evening

Overnight

Sun & Moon

13 hrs 45 mins
Rise 6:02 AM
Set 7:47 PM
Waning Gibbous
Rise 9:08 PM
Set 8:55 AM

Temperature History

7/31
High
Low
Forecast
83°
69°
Average
79°
63°
Last Year
77°
58°
Record
89°
1957
58°
2025

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World North America United States California San Ysidro

Weather Near San Ysidro:

  • Chula Vista, CA
  • Oceanside, CA
  • San Diego, CA
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