Local Forecast for Riverside, CA Currently 60.0°F HI: 82.0°F LO: 56.0°F Extended Forecast Overnight Mostly clear, with a low around 56. Southeast wind around 5 mph. Saturday Sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon. Saturday Night Mostly clear, with a low around 58. Calm wind becoming southeast around 5 mph. Sunday Sunny, with a high near 87. North wind 10 to 15 mph, with gusts as high as 25 mph. Sunday Night Mostly clear, with a low around 62. North wind 5 to 10 mph. Monday Sunny, with a high near 93. Monday Night Mostly clear, with a low around 60. Tuesday Sunny, with a high near 94. Tuesday Night Clear, with a low around 60. Wednesday Sunny, with a high near 90. Wednesday Night Clear, with a low around 58. Thursday Sunny, with a high near 86. Thursday Night Clear, with a low around 58.