Weather in Porterville, CA
Updated 2026-09-26 09:00 local time · ZIP codes 93257, 93258
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
72°10% rain76°9% rain
80°4% rain
85°7% rain88°9% rain91°6% rain92°9% rain93°7% rain92°9% rain90°9% rain
85°9% rain81°9% 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 10%).
It feels like 68°F with winds near 5 mph.
72°F, 10% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 13 mph.
Current temperature is 72°F, wind 5 mph, rain chance up to 10%.
UV index is 1.
Local weather characteristics in Porterville
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.
Porterville is part of the West weather region. The forecast point is near 36.07°N latitude and 119.02°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.
Porterville weather today
Overcast and 72°F in Porterville, CA. Today's high is 93°F with a 5% rain chance. Winds are around 5 mph with gusts near 5 mph. Relative humidity is 35%, pressure is 29.91 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Porterville
Sunrise is at 06:47 AM and sunset is at 06:47 PM. Tomorrow's forecast calls for Sunny with a high near 90°F and a low near 64°F. The maximum rain chance is 1%.