Weather World
Lake Cuyamaca, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Lake Cuyamaca, CA Weather Forecast
Lake Cuyamaca, CA Weather Forecast Date: 1245 AM PDT Wed Aug 05 2026
The area/counties/county of: San Diego County Mountains, including the cities of: Julian and Pine Valley.or toggle through each period.
Today... Mostly sunny. Highs 89 to 98. Areas of winds east to 10 mph becoming west with gusts to 25 mph this afternoon.
Tonight... Mostly clear. Lows 64 to 73. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
Thursday... Mostly sunny in the morning, then partly cloudy with a slight chance of showers in the afternoon. Highs 88 to 98. Areas of winds south to 10 mph becoming west 10 mph in the afternoon. Chance of measurable precipitation 20%.
Thursday Night... Partly cloudy in the evening...Becoming mostly clear. Lows 64 to 73. Areas of winds west 10 to 15 mph with gusts to 25 mph...Becoming to 10 mph overnight.
Friday... Mostly sunny in the morning...Becoming partly cloudy. Highs 89 to 99. Light winds becoming west 10 to 15 mph in the afternoon.
Friday Night... Partly cloudy in the evening...Becoming mostly clear. Lows 64 to 74.
Saturday... Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 91 to 101.
Saturday Night... Mostly clear. Lows 66 to 75.
Sunday... Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 91 to 99.
Sunday Night... Partly cloudy in the evening, then mostly clear with a slight chance of showers overnight. Lows 64 to 74.
Monday... Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 87 to 95.
Monday Night... Partly cloudy in the evening...Becoming mostly clear. Lows 61 to 70.
POP = Probability of Precipitation
Lake Cuyamaca Radar Loop
Use the map search tool if you want to place a location marker on the radar map...