Weather in Signal Hill, CA
Updated 2026-08-11 10:45 local time · ZIP codes 90755
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
79°3% rain88°3% rain90°2% rain89°3% rain88°2% rain85°3% rain86°3% rain82°4% rain78°7% rain
72°13% rain
71°30% rain
73°6% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
There is a moderate rain chance, peaking near 30%.
It feels like 81°F with winds near 6 mph.
78°F, 7% rain chance and 9 mph wind.
Visibility is around 10 mi; gusts may reach 14 mph.
Current temperature is 79°F, wind 6 mph, rain chance up to 30%.
UV index is 5. Sunscreen and sunglasses are sensible for longer outdoor time.
Signal Hill weather today
Sunny and 79°F in Signal Hill, CA. Today's high is 90°F with a 7% rain chance. Winds are around 6 mph with gusts near 7 mph. Relative humidity is 65%, pressure is 30.00 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Signal Hill
Sunrise is at 06:11 AM and sunset is at 07:43 PM. Tomorrow's forecast calls for Sunny with a high near 77°F and a low near 71°F. The maximum rain chance is 6%.