National Weather Service Forecast for: Lakeside CA
Issued by: National Weather Service San Diego, CA
Updated: 12:05 pm PDT Jul 12, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 68. West wind around 5 mph becoming calm  in the evening.
Partly Cloudy

Monday

Monday: Partly sunny, with a high near 89. Light southwest wind becoming west 5 to 10 mph in the afternoon.
Partly Sunny

Monday
Night
Monday Night: Partly cloudy, with a low around 69. West wind around 5 mph becoming calm  in the evening.
Partly Cloudy

Tuesday

Tuesday: Mostly sunny, with a high near 94. Light west wind increasing to 5 to 10 mph in the afternoon.
Mostly Sunny

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 73. West wind 5 to 10 mph becoming light southwest  in the evening.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 101.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 76.
Mostly Clear

Thursday

Thursday: A chance of showers after 11am.  Mostly sunny, with a high near 95.
Chance
Showers
Thursday
Night
Thursday Night: A slight chance of showers before 11pm.  Partly cloudy, with a low around 71.
Slight Chance
Showers then
Partly Cloudy
Lo 68 °F Hi 89 °F Lo 69 °F Hi 94 °F Lo 73 °F Hi 101 °F Lo 76 °F Hi 95 °F Lo 71 °F

Extreme Heat Watch
 

Tonight
 
Partly cloudy, with a low around 68. West wind around 5 mph becoming calm in the evening.
Monday
 
Partly sunny, with a high near 89. Light southwest wind becoming west 5 to 10 mph in the afternoon.
Monday Night
 
Partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.
Tuesday
 
Mostly sunny, with a high near 94. Light west wind increasing to 5 to 10 mph in the afternoon.
Tuesday Night
 
Mostly clear, with a low around 73. West wind 5 to 10 mph becoming light southwest in the evening.
Wednesday
 
Sunny, with a high near 101.
Wednesday Night
 
Mostly clear, with a low around 76.
Thursday
 
A chance of showers after 11am. Mostly sunny, with a high near 95.
Thursday Night
 
A slight chance of showers before 11pm. Partly cloudy, with a low around 71.
Friday
 
A chance of showers after 11am. Partly sunny, with a high near 91.
Friday Night
 
A chance of showers. Mostly cloudy, with a low around 71.
Saturday
 
A slight chance of showers. Mostly cloudy, then gradually becoming sunny, with a high near 91.
Saturday Night
 
Mostly clear, with a low around 70.
Sunday
 
Mostly sunny, with a high near 90.

 

Forecast from NOAA-NWS for Lakeside CA.