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City of Sunnyvale, CaliforniaSunnyvale, CA 7-Day Night Weather Forecast
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Sunnyvale, CA Weather Forecast
Sunnyvale, CA Weather Forecast Date: 902 PM PDT Wed Sep 02 2026
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Rest of Tonight... Mostly clear except patchy fog after midnight. Lows in the mid 50s. Northwest winds 5 to 10 mph...Becoming south after midnight.
Thursday... Partly cloudy. Patchy fog in the morning. Highs in the mid 70s to lower 80s. Southeast winds up to 5 mph...Becoming southwest 5 to 15 mph in the afternoon.
Thursday Night... Partly cloudy in the evening then becoming mostly cloudy. A chance of rain. Lows in the upper 50s. Northwest winds 5 to 15 mph.
Friday... Partly cloudy in the morning then becoming sunny. Highs in the 70s to lower 80s. Northwest winds 5 to 10 mph.
Friday Night... Mostly clear. Lows in the mid 50s. Northwest winds 10 to 20 mph.
Saturday... Partly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 80s.
Saturday Night... Clear. Lows in the upper 50s.
Sunday... Mostly clear. Highs in the mid 70s to lower 80s. Lows in the upper 50s.
Sunday Night... Mostly clear. Highs in the mid 70s to lower 80s. Lows in the upper 50s.
Labor Day... Partly cloudy in the morning then becoming sunny. Highs in the upper 70s to mid 80s.
Monday Night... Mostly clear. Lows in the upper 50s.
Tuesday... Partly cloudy in the morning then becoming sunny. Highs in the 80s.
Tuesday Night... Mostly clear in the evening then becoming partly cloudy. Lows in the lower 60s.
POP = Probability of Precipitation
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