Weather in San Marcos, California, United States

7-Day Detailed Weather Forecast for San Marcos

Today

Temperature: 89°F

Wind Speed: 0 to 10 mph

Wind Direction: W

Forecast: Sunny, with a high near 89. West wind 0 to 10 mph.

Tonight

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 70. Northwest wind 0 to 5 mph.

Friday

Temperature: 89°F

Wind Speed: 0 to 10 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 89. West wind 0 to 10 mph.

Friday Night

Temperature: 71°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Patchy fog after 11pm. Partly cloudy, with a low around 71. West wind 0 to 5 mph.

Saturday

Temperature: 89°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 89. West wind 0 to 5 mph.

Saturday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: Patchy fog after 5am. Partly cloudy, with a low around 70.

Sunday

Temperature: 88°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 88.

Sunday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Patchy fog after 11pm. Partly cloudy, with a low around 70.

Monday

Temperature: 85°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 85.

Monday Night

Temperature: 68°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Patchy fog after 5am. Partly cloudy, with a low around 68.

Tuesday

Temperature: 83°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 83.

Tuesday Night

Temperature: 65°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Patchy fog after 5am. Partly cloudy, with a low around 65.

Wednesday

Temperature: 81°F

Wind Speed: 0 to 10 mph

Wind Direction: W

Forecast: Patchy fog before 11am. Mostly sunny, with a high near 81.

Wednesday Night

Temperature: 64°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: Patchy fog after 11pm. Partly cloudy, with a low around 64.