Santa Ana, California Weather
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Weather Forecast for Santa Ana, California : Orange County
Issued: 1:00 pm PDT Sep 15, 2025 Latitude: 33.7455731 Longitude: -117.8678338 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Patchy Fog on Tonight Morning Fog on Tuesday 20% chance of thunderstorms on Wednesday 60% chance of thunderstorms on Thursday 10% chance of thunderstorms on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday
Low: 67°F High: 89°F High: 86°F High: 83°F High: 84°F High: 85°F High: 86°F High: 85°F
Low: 69°F Low: 69°F Low: 69°F Low: 68°F Low: 67°F Low: 68°F  
Patchy Fog Morning Fog Thunderstorms Thunderstorms Thunderstorms Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
SANTA ANA - (KSNA)
79°
Clear
as of 3:53 PM PDST
Rel. Humidity: 61%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
6 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
FULLERTON - (KFUL)
82°
Clear
as of 3:53 PM PDST
Rel. Humidity: 54%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
6 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
ONTARIO - (KONT)
93°
Clear
as of 3:53 PM PDST
Rel. Humidity: 28%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 21 MPH
250° West
Cloud Level(s): Clear
Patchy Fog on Tonight Tonight... Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.
Morning Fog on Tuesday Tuesday... Patchy fog before 11am. Otherwise, sunny, with a high near 89. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.
20% chance of thunderstorms Wednesday Wednesday... A slight chance of showers and thunderstorms after 11am. Partly sunny, with a high near 86. Light west wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
40% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Thursday Thursday... Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
20% chance of thunderstorms Thursday Night Thursday Night... A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 20%.
10% chance of thunderstorms Friday Friday... A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 68.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 85.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 67.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 86.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 68.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 85.
Current Radar Image


Sun Almanac for Santa Ana, California
Sunrise: 06:35 AM
Sunset: 6:58 PM
Civil Sunrise:06:10 AM
Civil Sunset: 7:23 PM
Nautical Sunrise: 05:41 AM
Nautical Sunset: 7:52 PM
Astro Sunrise: 05:11 AM
Astro Sunset: 8:22 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.