Local Forecast for Riverside, CA Currently 69.0°F HI: 93.0°F LO: 66.0°F Extended Forecast Overnight Mostly clear, with a low around 66. Calm wind. Tuesday Sunny, with a high near 93. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Tuesday Night Mostly clear, with a low around 62. West wind 5 to 10 mph becoming light and variable in the evening. Wednesday Sunny, with a high near 88. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Wednesday Night Mostly clear, with a low around 60. West wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph. Thursday Sunny, with a high near 85. Thursday Night Patchy fog after 11pm. Otherwise, mostly clear, with a low around 58. Friday Patchy fog before 11am. Otherwise, sunny, with a high near 86. Friday Night Clear, with a low around 60. Saturday Sunny, with a high near 90. Saturday Night Clear, with a low around 61. Sunday Sunny, with a high near 91. Sunday Night Mostly clear, with a low around 61.