SAN YSIDRO, CA 92143 Weather Forecast & Current Conditions

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SAN DIEGO/BROWN, CA
Current Weather

10:53 AM PDT JUN 8, 2026
Clear
72°F
Feels Like: 72°F
Dewpoint: 55°F
Rel. Hum.: 55%
Visibility: 10 miles
Wind: W at 12 mph
Pressure: 29.89 inches
Last 72 hours

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SAN YSIDRO, CA 92143
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy this morning...becoming mostly sunny. Highs 68 to 72 near the coast to 72 to 75 inland. Areas of winds southwest to 10 mph.
TONIGHT
Partly cloudy. Patchy fog overnight. Lows 55 to 60. Areas of winds southwest to 10 mph in the evening becoming light.
TUESDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 71 to 74 near the coast to 75 to 80 inland. Areas of winds west to 10 mph.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 58 to 63. Areas of winds west to 10 mph in the evening becoming light.
WEDNESDAY
Patchy fog in the morning. Partly cloudy. Highs 70 to 75 near the coast to 75 to 79 inland. Areas of winds south to 10 mph.
WEDNESDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows 59 to 63.
THURSDAY
Mostly cloudy with patchy fog in the morning... Becoming partly cloudy. Highs 72 to 76 near the coast to 76 to 79 inland.
THURSDAY NIGHT
Partly cloudy. Lows 60 to 65.
FRIDAY
Partly cloudy. Highs 76 to 80.
FRIDAY NIGHT
Partly cloudy. Lows 61 to 66.
SATURDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 75 to 80.
SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 60 to 65.
SUNDAY
Partly cloudy. Highs 74 to 78.

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 AM MDT  6/ 8/2026
Monday
8 JUN 2026
SAN YSIDRO, CA 92143 weather forecast Day 1, 12 hours 11 AM 68° 68° Clear 0%

0% Thunder
( 0% severe)
W   8 65% 56°
High 71° SAN YSIDRO, CA 92143 weather forecast Day 1, 15 hours 2 PM 70° 70° Clear W   12 63% 57°
Partly Cloudy



SAN YSIDRO, CA 92143 weather forecast Day 1, 18 hours 5 PM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   10 65% 56°
SAN YSIDRO, CA 92143 weather forecast Day 1, 21 hours 8 PM 64° 64° Partly Cloudy W   6 75% 56°
Tuesday
9 JUN 2026
SAN YSIDRO, CA 92143 weather forecast Day 2, 0 hours 11 PM 61° 62° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   2 84% 56°
Low 58° SAN YSIDRO, CA 92143 weather forecast Day 2, 3 hours 2 AM 59° 60° Mostly Cloudy WNW   2 87% 55°
High 73° SAN YSIDRO, CA 92143 weather forecast Day 2, 6 hours 5 AM 58° 59° Mostly Cloudy 0%

0% Thunder
( 0% severe)
NNE   2 87% 54°

Decreasing Clouds



SAN YSIDRO, CA 92143 weather forecast Day 2, 9 hours 8 AM 63° 64° Partly Cloudy WNW   2 72% 54°
SAN YSIDRO, CA 92143 weather forecast Day 2, 12 hours 11 AM 70° 70° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   8 61% 56°
SAN YSIDRO, CA 92143 weather forecast Day 2, 15 hours 2 PM 72° 72° Clear W   10 59% 57°
SAN YSIDRO, CA 92143 weather forecast Day 2, 18 hours 5 PM 71° 71° Clear 0%

0% Thunder
( 0% severe)
W   10 61% 57°
SAN YSIDRO, CA 92143 weather forecast Day 2, 21 hours 8 PM 67° 67° Partly Cloudy WNW   7 70% 57°
Wednesday
10 JUN 2026
SAN YSIDRO, CA 92143 weather forecast Day 3, 0 hours 11 PM 64° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   2 81% 58°
Low 61° SAN YSIDRO, CA 92143 weather forecast Day 3, 3 hours 2 AM 63° 64° Partly Cloudy WNW   2 84% 58°
High 74° SAN YSIDRO, CA 92143 weather forecast Day 3, 6 hours 5 AM 62° 63° Partly Cloudy 0%

0% Thunder
( 0% severe)
E   1 84% 57°

Partly Cloudy



SAN YSIDRO, CA 92143 weather forecast Day 3, 9 hours 8 AM 64° 66° Mostly Cloudy SW   2 78% 57°
SAN YSIDRO, CA 92143 weather forecast Day 3, 15 hours 11 AM 71° 71° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   8 66% 59°
SAN YSIDRO, CA 92143 weather forecast Day 3, 18 hours 2 PM 73° 73° Partly Cloudy WSW   10 64% 60°
SAN YSIDRO, CA 92143 weather forecast Day 3, 21 hours 5 PM 72° 72° Clear     WSW   9 64% 59°

SAN DIEGO/BROWN, CA extended weather forecast

Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Sunday
14 JUN 2026
Monday
15 JUN 2026
Low 62° Low 64° Low 63° Low 62° Low 60°
High 79° High 81° High 80° High 79° High 78°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
Mostly Cloudy
4% Rain
Mostly Cloudy
1% Rain
Overcast
2% Rain
Mostly Cloudy
1% Rain
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