Local Forecast for Riverside, CA Currently 64.0°F HI: 95.0°F LO: 65.0°F Extended Forecast Overnight Clear, with a low around 65. Southeast wind around 5 mph becoming calm. Sunday Sunny, with a high near 95. Light and variable wind becoming west 5 to 10 mph in the afternoon. Sunday Night Mostly clear, with a low around 63. West wind 5 to 10 mph becoming light and variable in the evening. Monday Sunny, with a high near 92. Light and variable wind becoming west 5 to 10 mph in the afternoon. Monday Night Clear, with a low around 61. West wind 5 to 10 mph becoming light in the evening. Tuesday Sunny, with a high near 90. Tuesday Night Clear, with a low around 61. Wednesday Sunny, with a high near 93. Wednesday Night Clear, with a low around 64. Thursday Sunny, with a high near 96. Thursday Night Mostly clear, with a low around 64. Friday Sunny, with a high near 92. Friday Night Mostly clear, with a low around 61.