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San Marcos, CA

68°F
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San Marcos, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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9 AM

71°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 37%
Chevron down
Intermittent clouds
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™71°

WindWNW 5 mph

Air QualityPoor

Max UV Index1.0 (Low)

Wind Gusts6 mph

Humidity76%

Indoor Humidity76% (Humid)

Dew Point64° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover61%

Visibility8 mi

Cloud Ceiling3000 ft

10 AM

76°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 33%
Chevron down
Partly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™75°

WindW 6 mph

Air QualityPoor

Max UV Index3.2 (Moderate)

Wind Gusts7 mph

Humidity71%

Indoor Humidity71% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility8 mi

Cloud Ceiling30000 ft

11 AM

79°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 32%
Chevron down
Sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™79°

Heat Index80°

WindW 7 mph

Air QualityUnhealthy

Max UV Index4.4 (Moderate)

Wind Gusts9 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point66° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility8 mi

Cloud Ceiling30000 ft

12 PM

81°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 32%
Chevron down
Sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™80°

Heat Index83°

WindW 8 mph

Air QualityUnhealthy

Max UV Index5.6 (High)

Wind Gusts12 mph

Humidity60%

Indoor Humidity60% (Humid)

Dew Point66° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility8 mi

Cloud Ceiling30000 ft

1 PM

82°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 21%
Chevron down
Sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™81°

Heat Index84°

WindW 9 mph

Air QualityUnhealthy

Max UV Index6.3 (High)

Wind Gusts15 mph

Humidity58%

Indoor Humidity58% (Humid)

Dew Point66° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility8 mi

Cloud Ceiling30000 ft

2 PM

83°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™82°

Heat Index85°

WindW 10 mph

Air QualityUnhealthy

Max UV Index5.6 (High)

Wind Gusts17 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point66° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

82°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™81°

Heat Index84°

WindW 9 mph

Air QualityUnhealthy

Max UV Index4.4 (Moderate)

Wind Gusts16 mph

Humidity57%

Indoor Humidity57% (Humid)

Dew Point66° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

81°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™80°

Heat Index83°

WindW 8 mph

Air QualityPoor

Max UV Index3.2 (Moderate)

Wind Gusts15 mph

Humidity59%

Indoor Humidity59% (Humid)

Dew Point65° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

79°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™78°

Heat Index80°

WindW 8 mph

Air QualityPoor

Max UV Index2.0 (Low)

Wind Gusts14 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

77°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

RealFeel Shade™78°

WindWNW 6 mph

Air QualityPoor

Max UV Index1.0 (Low)

Wind Gusts10 mph

Humidity68%

Indoor Humidity68% (Humid)

Dew Point66° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

74°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

WindWNW 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity79%

Indoor Humidity79% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover44%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

75°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

WindWNW 4 mph

Air QualityPoor

Wind Gusts5 mph

Humidity75%

Indoor Humidity75% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

73°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

WindWNW 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity80%

Indoor Humidity80% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

WindWNW 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

70°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 PM Sunday

WindNW 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity84%

Indoor Humidity84% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for San Marcos

AccuWeather's hourly forecast for San Marcos provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 71° with a RealFeel® of 72°, intermittent clouds with a 37% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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