Weather WorldLake Poway, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Lake Poway, CA Weather Forecast
Lake Poway, CA Weather Forecast Date: 1206 AM PDT Fri Oct 30 2026
The area/counties/county of: San Diego County Valleys, including the cities of: Escondido, El Cajon, San Marcos, La Mesa, Santee, and Poway.or toggle through each period.
Today... Cloudy with a chance of rain this morning, then mostly cloudy with a slight chance of rain this afternoon. Highs around 71 in the western valleys to 62 to 67 near the foothills. Light winds becoming southwest 10 mph this afternoon. Chance of measurable precipitation 50%.
Tonight... Partly cloudy in the evening...Becoming mostly cloudy. A slight chance of rain. Lows 50 to 58. Areas of winds southeast 10 mph in the evening becoming light. Chance of measurable precipitation 20%.
Saturday... Cloudy. Highs 72 to 75 in the western valleys to 65 to 70 near the foothills. Light winds.
Saturday Night... Showers likely in the evening, then showers overnight. Locally heavy rainfall possible overnight. Lows 53 to 60. Light winds.
Sunday... Showers. Locally heavy rainfall possible in the morning. Highs 69 to 72 in the western valleys to 61 to 66 near the foothills. Light winds becoming west 10 mph in the afternoon.
Sunday Night... Partly cloudy. A chance of showers. Lows 48 to 55.
Monday... Partly cloudy in the morning...Becoming mostly sunny. Highs 74 to 77 in the western valleys to 67 to 72 near the foothills.
Monday Night... Mostly clear. Lows 50 to 56.
Tuesday... Mostly sunny. Highs 75 to 78 in the western valleys to 68 to 73 near the foothills.
Tuesday Night... Mostly clear in the evening...Becoming partly cloudy. Lows 50 to 54.
Wednesday... Partly cloudy with a slight chance of showers. Highs 70 to 73 in the western valleys to 64 to 69 near the foothills.
Wednesday Night... Mostly clear in the evening, then partly cloudy with a slight chance of showers overnight. Lows 49 to 54.
POP = Probability of Precipitation
Lake Poway Radar Loop
Use the map search tool if you want to place a location marker on the radar map...