Weather in Sylmar, CA
Updated 2026-08-11 10:30 local time · ZIP codes 91342
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
79°2% rain93°1% rain90°1% rain94°1% rain94°1% rain93°1% rain91°1% rain83°2% rain79°4% rain
72°9% rain70°11% rain76°3% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 11%).
It feels like 80°F with winds near 6 mph.
72°F, 9% rain chance and 5 mph wind.
Visibility is around 10 mi; gusts may reach 10 mph.
Current temperature is 79°F, wind 6 mph, rain chance up to 11%.
UV index is 5. Sunscreen and sunglasses are sensible for longer outdoor time.
Sylmar weather today
Sunny and 79°F in Sylmar, CA. Today's high is 94°F with a 4% rain chance. Winds are around 6 mph with gusts near 7 mph. Relative humidity is 48%, pressure is 30.01 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Sylmar
Sunrise is at 06:11 AM and sunset is at 07:45 PM. Tomorrow's forecast calls for Sunny with a high near 84°F and a low near 71°F. The maximum rain chance is 3%.