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City of San Dimas, CaliforniaSan Dimas, CA 7-Day Night Weather Forecast
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San Dimas, CA Weather Forecast
San Dimas, CA Weather Forecast Date: 110 PM PDT Thu Sep 17 2026
The area/counties/county of: Los Angeles County San Gabriel Valley, including: East Los Angeles, El Monte, Pasadena, Pomona, and San Gabriel.or toggle through each period.
Tonight... Mostly clear. Lows in the lower to mid 60s.
Friday... Partly cloudy in the morning then sunny. Highs in the upper 70s to mid 80s.
Friday Night... Mostly clear in the evening then partly cloudy. Lows in the lower to mid 60s.
Saturday... Partly cloudy in the morning then sunny. Highs in the 80s to around 90.
Saturday Night... Mostly clear in the evening then low clouds and fog. Lows in the mid 60s to around 70.
Sunday... Low clouds and fog in the morning then mostly cloudy. Highs in the lower to mid 80s.
Sunday Night... Partly cloudy. Lows in the lower to mid 60s.
Monday... Mostly cloudy in the morning then partly cloudy. Highs around 80.
Monday Night... Mostly clear. Lows in the upper 50s to mid 60s.
Tuesday... Partly cloudy in the morning then sunny. Highs in the lower to mid 80s.
Tuesday Night... Clear. Lows in the lower to mid 60s.
Wednesday... Sunny. Highs in the mid to upper 80s.
Wednesday Night... Mostly clear. Lows in the lower to mid 60s.
POP = Probability of Precipitation
San Dimas Radar Loop
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