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Penngrove, CA Weather Forecast
Penngrove, CA Weather Forecast Date: 302 AM PDT Sun Sep 20 2026
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Rest of Tonight... Mostly cloudy. Patchy fog. Lows in the 50s to lower 60s. Southwest winds 5 to 10 mph.
Sunday... Mostly cloudy. Patchy fog in the morning. Highs in the upper 60s to lower 80s. South winds 5 to 10 mph.
Sunday Night... Mostly cloudy. Patchy fog after midnight. Lows in the 50s. Southwest winds 5 to 10 mph.
Monday... Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the upper 60s to lower 80s. Southwest winds 5 to 15 mph.
Monday Night... Mostly clear in the evening then becoming partly cloudy. Areas of fog after midnight. Lows in the 50s. Southwest winds 5 to 15 mph.
Tuesday... Mostly cloudy in the morning then becoming sunny. Areas of fog. Highs in the lower 70s to mid 80s.
Tuesday Night... Clear in the evening then becoming partly cloudy. Patchy fog. Lows in the 50s.
Wednesday... Mostly cloudy in the morning then becoming sunny. Areas of fog. Highs in the lower 80s to mid 90s.
Wednesday Night... Partly cloudy. Lows in the 50s to mid 60s. Highs in the lower 80s to mid 90s.
Thursday... Partly cloudy. Lows in the 50s to mid 60s. Highs in the lower 80s to mid 90s.
Friday... Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 70s to lower 90s.
Friday Night... Mostly clear in the evening then becoming partly cloudy. Lows in the 50s.
POP = Probability of Precipitation
Penngrove Radar Loop
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