National Weather Service Forecast for:
Rancho Cucamonga CA Issued by: National Weather Service San Diego, CA |
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Updated: 1:15 am PDT Apr 14, 2025 | ||||||||||||||||||
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Overnight |
Patchy fog. Otherwise, mostly cloudy, with a low around 52. Southwest wind around 5 mph. |
Monday |
Patchy fog before 11am. Otherwise, partly sunny, with a high near 76. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. |
Monday Night |
Patchy drizzle and fog after 11pm. Mostly cloudy, with a low around 51. West wind 10 to 15 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 25 mph. |
Tuesday |
Patchy drizzle and fog before 11am. Cloudy through mid morning, then gradual clearing, with a high near 73. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. |
Tuesday Night |
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 50. West wind 5 to 15 mph, with gusts as high as 20 mph. |
Wednesday |
Patchy drizzle and fog before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 66. |
Wednesday Night |
Patchy drizzle after 11pm. Mostly cloudy, with a low around 51. |
Thursday |
Patchy drizzle before 11am. Mostly cloudy, with a high near 63. |
Thursday Night |
A slight chance of showers. Mostly cloudy, with a low around 50. |
Friday |
A chance of showers. Mostly cloudy, with a high near 61. |
Friday Night |
A slight chance of showers. Mostly cloudy, with a low around 48. |
Saturday |
Mostly sunny, with a high near 69. |
Saturday Night |
Partly cloudy, with a low around 50. |
Sunday |
Sunny, with a high near 72. |
Forecast from NOAA-NWS for Rancho Cucamonga CA.