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Sunnyside, California Weather Forecast
Sunnyside, California Weather
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Weather Forecast for Sunnyside, California : San Diego County
Issued: 2:24 am PST Dec 18, 2025 Latitude: 32.6742204 Longitude: -117.0164155 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Sunny on This Afternoon Mostly Clear on Tonight Sunny on Friday Morning Fog on Saturday Morning Fog on Sunday Morning Fog on Monday 20% chance of rain on Tuesday 70% chance of rain on Wednesday
High: 78°F Low: 56°F High: 75°F High: 71°F High: 72°F High: 71°F High: 69°F High: 70°F
Low: 54°F Low: 54°F Low: 54°F Low: 54°F Low: 56°F  
Sunny Mostly Clear Sunny Morning Fog Morning Fog Morning Fog Rain Rain
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Sunny on This Afternoon This Afternoon... Sunny, with a high near 78. West wind around 5 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 56. Southwest wind around 5 mph becoming calm.

Sunny on Friday Friday... Sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.

Patchy Fog on Friday Night Friday Night... Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 54. Calm wind.

Morning Fog on Saturday Saturday... Patchy fog before 10am. Otherwise, mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.

Patchy Fog on Saturday Night Saturday Night... Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 54.

Morning Fog on Sunday Sunday... Patchy fog before 10am. Otherwise, mostly sunny, with a high near 72.

Patchy Fog on Sunday Night Sunday Night... Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 54.

Morning Fog on Monday Monday... Patchy fog before 10am. Otherwise, partly sunny, with a high near 71.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 54.

20% chance of rain Tuesday Tuesday... A chance of rain. Mostly cloudy, with a high near 69.

70% chance of rain Tuesday Night Tuesday Night... Rain likely. Mostly cloudy, with a low around 56.

70% chance of rain Wednesday Wednesday... Rain likely. The rain could be heavy at times. Mostly cloudy, with a high near 70.

Sun Almanac for Sunnyside, California
Sunrise: 06:45 AM
Sunset: 4:45 PM
Civil Sunrise:06:18 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 05:47 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 05:17 AM
Astro Sunset: 6:13 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.