SAN YSIDRO, CA 92143 Weather Forecast & Current Conditions

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SAN DIEGO/BROWN, CA
Current Weather

11:53 PM PDT MAY 13, 2026
Overcast
61°F
Feels Like: 61°F
Dewpoint: 52°F
Rel. Hum.: 72%
Visibility: 10 miles
Wind: Calm
Pressure: 30.04 inches
Last 72 hours

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SAN YSIDRO, CA 92143
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening...becoming cloudy. Lows 52 to 57. Areas of winds west 10 mph this evening becoming light.
THURSDAY
Cloudy in the morning...becoming partly cloudy. Highs 67 to 71 near the coast to 71 to 75 inland. Areas of winds west to 10 mph.
THURSDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy. Lows 52 to 57. Areas of winds west to 10 mph in the evening becoming light.
FRIDAY
Cloudy in the morning...becoming partly cloudy. Highs 66 to 71 near the coast to 71 to 74 inland. Areas of winds southwest to 10 mph.
FRIDAY NIGHT
Cloudy. Lows 53 to 57. Light winds.
SATURDAY
Cloudy in the morning...becoming partly cloudy. Highs 67 to 71 near the coast to 72 to 75 inland.
SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 54 to 58.
SUNDAY
Partly cloudy. Highs 64 to 67 near the coast to 69 inland.
SUNDAY NIGHT
Partly cloudy. Lows 53 to 57.
MONDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 65 to 70 near the coast to 73 inland.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 54 to 57.
TUESDAY
Partly cloudy. Highs 68 to 73 near the coast to 76 to 79 inland.
TUESDAY NIGHT
Partly cloudy. Lows 56 to 59.

Visible Weather Satellite
SAN YSIDRO, CA 92143
Infrared Weather Satellite
SAN YSIDRO, CA 92143
NEXRAD Weather Radar
SAN YSIDRO, CA 92143

SAN DIEGO/BROWN, CA 3 hourly weather forecast

weather forecast created  6:00 PM MDT  5/13/2026
Thursday
14 MAY 2026
SAN YSIDRO, CA 92143 weather forecast Day 1, 0 hours 11 PM 60° 61° Partly Cloudy 1%

0% Thunder
( 0% severe)
W   3 84% 55°
Low 56° SAN YSIDRO, CA 92143 weather forecast Day 1, 3 hours 2 AM 58° 59° Partly Cloudy N   2 90% 55°
High 71° SAN YSIDRO, CA 92143 weather forecast Day 1, 6 hours 5 AM 57° 58° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSE   2 93% 55°

Decreasing Clouds



SAN YSIDRO, CA 92143 weather forecast Day 1, 9 hours 8 AM 60° 61° Mostly Cloudy NNW   2 84% 55°
SAN YSIDRO, CA 92143 weather forecast Day 1, 12 hours 11 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   8 65% 56°
SAN YSIDRO, CA 92143 weather forecast Day 1, 15 hours 2 PM 70° 70° Clear W   12 63% 57°
SAN YSIDRO, CA 92143 weather forecast Day 1, 18 hours 5 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   10 70% 57°
SAN YSIDRO, CA 92143 weather forecast Day 1, 21 hours 8 PM 62° 62° Partly Cloudy W   6 84% 57°
Friday
15 MAY 2026
SAN YSIDRO, CA 92143 weather forecast Day 2, 0 hours 11 PM 60° 61° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SW   3 90% 57°
Low 56° SAN YSIDRO, CA 92143 weather forecast Day 2, 3 hours 2 AM 58° 59° Mostly Cloudy S   2 93% 56°
High 71° SAN YSIDRO, CA 92143 weather forecast Day 2, 6 hours 5 AM 57° 58° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSE   2 96% 56°

Decreasing Clouds



SAN YSIDRO, CA 92143 weather forecast Day 2, 9 hours 8 AM 60° 61° Mostly Cloudy SSE   2 90% 57°
SAN YSIDRO, CA 92143 weather forecast Day 2, 12 hours 11 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   8 70% 58°
SAN YSIDRO, CA 92143 weather forecast Day 2, 15 hours 2 PM 70° 70° Clear WSW   13 71% 60°
SAN YSIDRO, CA 92143 weather forecast Day 2, 18 hours 5 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   10 75% 59°
SAN YSIDRO, CA 92143 weather forecast Day 2, 21 hours 8 PM 62° 62° Partly Cloudy WSW   6 87% 58°

SAN DIEGO/BROWN, CA extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 60° Low 59° Low 59° Low 59° Low 60°
High 72° High 74° High 73° High 72° High 71°
SAN YSIDRO, CA 92143 weather forecast Day 3 SAN YSIDRO, CA 92143 weather forecast Day 4 SAN YSIDRO, CA 92143 weather forecast Day 5 SAN YSIDRO, CA 92143 weather forecast Day 6 SAN YSIDRO, CA 92143 weather forecast Day 7
Overcast
13% Rain
Overcast
17% Rain
Overcast
15% Rain
Overcast
11% Rain
Overcast
11% Rain
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