SAN YSIDRO, CA 92173 Weather Forecast & Current Conditions

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SAN DIEGO/BROWN, CA
Current Weather

9:53 PM PDT APR 1, 2026
Clear
59°F
Feels Like: 59°F
Dewpoint: 52°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: Calm
Pressure: 30.01 inches
Last 72 hours

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SAN YSIDRO, CA 92173
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening...becoming mostly cloudy. Lows 52 to 57. Areas of winds west 10 mph this evening becoming light.
THURSDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 65 to 68. Areas of winds west 10 to 15 mph.
THURSDAY NIGHT
Partly cloudy. Lows 50 to 55. Areas of winds west to 10 mph in the evening becoming light.
FRIDAY
Partly cloudy. Warmer. Highs 71 to 76 near the coast to 76 to 79 inland. Areas of winds west to 10 mph...becoming 10 to 15 mph in the afternoon.
FRIDAY NIGHT
Partly cloudy. Lows 52 to 56. Areas of winds west 10 mph in the evening becoming light.
SATURDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 70 to 75 near the coast to 76 to 79 inland.
SATURDAY NIGHT
Mostly clear. Lows 50 to 55.
SUNDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 69 to 74 near the coast to 74 to 77 inland.
SUNDAY NIGHT
Partly cloudy. Lows 52 to 56.
MONDAY
Mostly cloudy. Highs 67 to 72 near the coast to 72 to 75 inland.
MONDAY NIGHT
Partly cloudy. Lows 51 to 56.
TUESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 68 to 73 near the coast to 74 to 77 inland.
TUESDAY NIGHT
Mostly clear. Lows 52 to 56.

Visible Weather Satellite
SAN YSIDRO, CA 92173
Infrared Weather Satellite
SAN YSIDRO, CA 92173
NEXRAD Weather Radar
SAN YSIDRO, CA 92173

SAN DIEGO/BROWN, CA 3 hourly weather forecast

weather forecast created  5:00 PM MST  4/ 1/2026
Thursday
2 APR 2026
SAN YSIDRO, CA 92173 weather forecast Day 1, 0 hours 10 PM 60° 60° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 2% severe)
NW   5 87% 56°
Low 57° SAN YSIDRO, CA 92173 weather forecast Day 1, 3 hours 1 AM 59° 60° Mostly Cloudy NW   3 90% 56°
High 68° SAN YSIDRO, CA 92173 weather forecast Day 1, 6 hours 4 AM 58° 58° Mostly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 2% severe)
NW   3 93% 56°

Mostly Cloudy



SAN YSIDRO, CA 92173 weather forecast Day 1, 9 hours 7 AM 59° 59° Mostly Cloudy NW   5 90% 56°
SAN YSIDRO, CA 92173 weather forecast Day 1, 12 hours 10 AM 64° 64° Mostly Cloudy 2%

0% Thunder
( 0% severe)
WNW   8 70% 54°
SAN YSIDRO, CA 92173 weather forecast Day 1, 15 hours 1 PM 66° 66° Partly Cloudy W   14 68% 55°
SAN YSIDRO, CA 92173 weather forecast Day 1, 18 hours 4 PM 65° 65° Partly Cloudy 3%

0% Thunder
( 0% severe)
W   12 68% 54°
SAN YSIDRO, CA 92173 weather forecast Day 1, 21 hours 7 PM 61° 60° Partly Cloudy WNW   8 81% 55°
Friday
3 APR 2026
SAN YSIDRO, CA 92173 weather forecast Day 2, 0 hours 10 PM 59° 60° Mostly Cloudy 3%

0% Thunder
( 0% severe)
W   3 87% 55°
Low 55° SAN YSIDRO, CA 92173 weather forecast Day 2, 3 hours 1 AM 57° 58° Mostly Cloudy ENE   2 90% 54°
High 76° SAN YSIDRO, CA 92173 weather forecast Day 2, 6 hours 4 AM 55° 55° Partly Cloudy 0%

0% Thunder
( 0% severe)
ESE   2 93% 53°

Partly Cloudy



SAN YSIDRO, CA 92173 weather forecast Day 2, 9 hours 7 AM 57° 57° Partly Cloudy NE   3 86% 53°
SAN YSIDRO, CA 92173 weather forecast Day 2, 12 hours 10 AM 69° 69° Partly Cloudy 0%

0% Thunder
( 0% severe)
N   6 47% 48°
SAN YSIDRO, CA 92173 weather forecast Day 2, 15 hours 1 PM 74° 74° Partly Cloudy WNW   10 37% 46°
SAN YSIDRO, CA 92173 weather forecast Day 2, 18 hours 4 PM 72° 72° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   8 44% 49°
SAN YSIDRO, CA 92173 weather forecast Day 2, 21 hours 7 PM 65° 65° Mostly Cloudy W   5 58% 50°

SAN DIEGO/BROWN, CA extended weather forecast

Saturday
4 APR 2026
Sunday
5 APR 2026
Monday
6 APR 2026
Tuesday
7 APR 2026
Wednesday
8 APR 2026
Low 49° Low 50° Low 53° Low 53° Low 57°
High 79° High 80° High 74° High 76° High 72°
SAN YSIDRO, CA 92173 weather forecast Day 3 SAN YSIDRO, CA 92173 weather forecast Day 4 SAN YSIDRO, CA 92173 weather forecast Day 5 SAN YSIDRO, CA 92173 weather forecast Day 6 SAN YSIDRO, CA 92173 weather forecast Day 7
Partly Cloudy
1% Rain
Partly Cloudy
2% Rain
Partly Cloudy
4% Rain
Partly Cloudy
3% Rain
Overcast
13% Rain
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