San Marcos, CA Weather Forecast

Today's Weather

Mon, Mar 16

Very warm with intervals of clouds and sunshine; the length of this stretch of heat will bring an increased risk of heat-related illnesses Hi: 83°

Tonight: Clear Lo: 50°

Current Weather

5:38 AM

51°F

RealFeel® 53°

Mostly clear More Details

Wind NNE 1 mph

Wind Gusts 2 mph

Air Quality Poor

San Marcos Weather Radar

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

3/16

83° 50°

Very warm with periods of sun

Night: Clear

Tue

3/17

88° 50°

Mostly sunny and very warm

Clear

Wed

3/18

83° 49°

Mostly sunny and very warm

Clear

Thu

3/19

84° 49°

Sunny and very warm

Clear

Fri

3/20

85° 50°

Mostly sunny and very warm

Mainly clear

Sat

3/21

83° 54°

Warm with clouds and sun

Clouds breaking

Sun

3/22

80° 58°

Sun through high clouds

Partly cloudy

Mon

3/23

79° 56°

Mostly sunny

Mostly cloudy

Tue

3/24

75° 53°

Mostly sunny

Mostly cloudy

Wed

3/25

77° 55°

Partly sunny

Partly cloudy

Sun & Moon

11 hrs 59 mins

Rise 6:58 AM

Set 6:57 PM

Waning Crescent

Rise 5:40 AM

Set 4:48 PM

Air Quality

Air Quality Poor

The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.