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San Marcos, CA Weather


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San Marcos Weather Forecast


San Marcos, CA Weather Forecast Date: 108 PM PDT Mon Jun 05 2023
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.
Tonight... Mostly cloudy. A slight chance of rain and patchy fog and drizzle overnight. Colder. Lows 43 to 53. Areas of winds southwest 10 mph this evening becoming light. Chance of precipitation 20%.
Tuesday... Patchy fog in the morning. Mostly cloudy with patchy drizzle and a slight chance of rain in the morning, then partly cloudy in the afternoon. Highs 67 to 72. Areas of winds south 10 to 15 mph. Gusts to 25 mph in the afternoon. Chance of precipitation 20%.
Tuesday Night... Mostly cloudy with patchy fog and drizzle overnight. Lows 44 to 54. Areas of winds southwest 10 mph in the evening becoming light.
Wednesday... Cloudy with patchy fog and drizzle in the morning, then partly cloudy in the afternoon. Highs 69 to 74. Areas of winds west to 10 mph...Becoming 10 to 15 mph in the afternoon.
Wednesday Night... Partly cloudy in the evening...Becoming cloudy. Patchy fog overnight. Lows 44 to 54. Areas of winds west 10 mph in the evening becoming light.
Thursday... Cloudy in the morning...Becoming partly cloudy. Patchy fog in the morning. Highs 72 to 77.
Thursday Night... Partly cloudy in the evening...Becoming mostly cloudy. Patchy fog overnight. Lows 46 to 55.
Friday... Mostly cloudy in the morning...Becoming partly cloudy. Patchy fog in the morning. Highs around 71 in the western valleys to 71 to 76 near the foothills.
Friday Night... Mostly cloudy. Patchy fog overnight. Lows 48 to 57.
Saturday... Cloudy in the morning...Becoming mostly cloudy. Patchy fog in the morning. Highs 70 to 75.
Saturday Night... Partly cloudy in the evening...Becoming cloudy. Patchy fog overnight. Lows 46 to 56.
Sunday... Cloudy in the morning...Becoming mostly cloudy. Patchy fog in the morning. Highs 66 to 71.
Sunday Night... Partly cloudy in the evening...Becoming cloudy. Patchy fog overnight. Lows 45 to 55.