La Sierra, California Weather
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Weather Forecast for La Sierra, California : Riverside County
Issued: 4:43 am PDT Jul 1, 2025 Latitude: 33.9208483 Longitude: -117.4964372 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Independence Day Saturday Sunday Monday
Sunny on Today Morning Fog on Tonight Morning Fog on Wednesday Morning Fog on Thursday Morning Fog on Independence Day Morning Fog on Saturday Patchy Fog on Sunday Patchy Fog on Monday
High: 89°F Low: 60°F High: 86°F High: 84°F High: 87°F High: 89°F High: 90°F High: 90°F
Low: 59°F Low: 60°F Low: 61°F Low: 61°F Low: 62°F  
Sunny Morning Fog Morning Fog Morning Fog Morning Fog Morning Fog Patchy Fog Patchy Fog
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Current Conditions at
RIVERSIDE - (KRAL)
64°
Clear
as of 7:53 AM PDST
Rel. Humidity: 67%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CHINO - (KCNO)
66°
Clear
as of 7:53 AM PDST
Rel. Humidity: 72%
Dew Point: 57°F
Visibility: 8 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ONTARIO - (KONT)
66°
Mostly Clear
as of 7:53 AM PDST
Rel. Humidity: 68%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 10000ft
Current Conditions at
MARCH AFB - (KRIV)
72°
Clear
as of 7:55 AM PDST
Rel. Humidity: 43%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 89. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Morning Fog on Tonight Tonight... Patchy fog after 2am. Otherwise, increasing clouds, with a low around 60. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.
Morning Fog on Wednesday Wednesday... Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 86. Light west wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 30 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 59. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.
Morning Fog on Thursday Thursday... Patchy fog before 11am. Otherwise, sunny, with a high near 84. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 60.
Morning Fog on Independence Day Independence Day... Patchy fog before 11am. Otherwise, sunny, with a high near 87.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 61.
Morning Fog on Saturday Saturday... Patchy fog before 11am. Otherwise, sunny, with a high near 89.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 61.
Patchy Fog on Sunday Sunday... Patchy fog. Otherwise, sunny, with a high near 90.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 62.
Patchy Fog on Monday Monday... Patchy fog. Otherwise, sunny, with a high near 90.
Current Radar Image


Sun Almanac for La Sierra, California
Sunrise: 05:43 AM
Sunset: 8:05 PM
Civil Sunrise:05:14 AM
Civil Sunset: 8:34 PM
Nautical Sunrise: 04:38 AM
Nautical Sunset: 9:10 PM
Astro Sunrise: 03:59 AM
Astro Sunset: 9:49 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.