May, California Weather
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Weather Forecast for May, California : Riverside County
Issued: 12:08 pm PDT Jul 2, 2025 Latitude: 33.8950156 Longitude: -117.490881 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Independence Day Saturday Sunday Monday Tuesday Wednesday
Cloudy on Overnight Partly Sunny on Thursday Sunny on Independence Day Sunny on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday
Low: 58°F High: 86°F High: 89°F High: 92°F High: 93°F High: 94°F High: 97°F High: 99°F
Low: 59°F Low: 60°F Low: 60°F Low: 62°F Low: 64°F Low: 68°F  
Cloudy Partly Sunny Sunny Sunny Sunny Sunny Sunny Sunny
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Current Conditions at
RIVERSIDE - (KRAL)
63°
Clear
as of 12:53 AM PDST
Rel. Humidity: 82%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CHINO - (KCNO)
61°
Clear
as of 12:53 AM PDST
Rel. Humidity: 82%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
5 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
MARCH AFB - (KRIV)
63°
Clear
as of 12:55 AM PDST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ONTARIO - (KONT)
63°
Clear
as of 12:53 AM PDST
Rel. Humidity: 82%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
6 MPH
250° West
Cloud Level(s): Clear
Cloudy on Overnight Overnight... Partly cloudy, with a low around 58. Calm wind.
Partly Sunny on Thursday Thursday... Partly sunny, then gradually becoming sunny, with a high near 86. Light northwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 59. West wind 5 to 10 mph becoming light and variable in the evening.
Sunny on Independence Day Independence Day... Sunny, with a high near 89. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 60. West wind 5 to 10 mph becoming light and variable in the evening.
Sunny on Saturday Saturday... Sunny, with a high near 92.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 60.
Sunny on Sunday Sunday... Sunny, with a high near 93.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 62.
Sunny on Monday Monday... Sunny, with a high near 94.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 64.
Sunny on Tuesday Tuesday... Sunny, with a high near 97.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 68.
Sunny on Wednesday Wednesday... Sunny, with a high near 99.
Current Radar Image


Sun Almanac for May, California
Sunrise: 05:44 AM
Sunset: 8:05 PM
Civil Sunrise:05:15 AM
Civil Sunset: 8:34 PM
Nautical Sunrise: 04:39 AM
Nautical Sunset: 9:09 PM
Astro Sunrise: 04:01 AM
Astro Sunset: 9:48 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.