Weather in Placentia, CA
Updated 2026-09-26 07:00 local time · ZIP codes 92870
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
73°19% rain74°17% rain75°14% rain
77°4% rain80°12% rain81°11% rain82°10% rain
82°7% rain81°3% rain81°5% rain
82°1% rain81°10% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 19%).
It feels like 77°F with winds near 2 mph.
77°F, 4% rain chance and 3 mph wind.
Visibility is around 6 mi; gusts may reach 18 mph.
Current temperature is 73°F, wind 2 mph, rain chance up to 19%.
UV index is 0.
Local weather characteristics in Placentia
California weather varies from cool marine conditions along parts of the Pacific coast to hot inland valleys, deserts and snowy mountain climates. Short distances can produce large temperature differences.
Placentia is part of the West weather region. The forecast point is near 33.87°N latitude and 117.87°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Placentia weather today
Overcast and 73°F in Placentia, CA. Today's high is 82°F with a 12% rain chance. Winds are around 2 mph with gusts near 10 mph. Relative humidity is 72%, pressure is 29.85 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Placentia
Sunrise is at 06:42 AM and sunset is at 06:43 PM. Tomorrow's forecast calls for Sunny with a high near 78°F and a low near 71°F. The maximum rain chance is 4%.