National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

Lat: 36.03333°NLon: 119.06667°WElev: 443.0ft.

Rain

N/A

Humidity 100%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint N/A
Visibility 9.00 mi
Last update 01 Nov 04:00 AM PST
Extended Forecast for

Porterville CA

  • This Afternoon

    This Afternoon: A chance of rain, then showers and possibly a thunderstorm after 4pm. High near 70. South southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 10pm, then a chance of rain after 10pm. Low around 50. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers then
    Chance Rain

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 64. Calm wind becoming west around 5 mph.

    High: 64 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Calm wind becoming west northwest around 5 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 48. East wind around 5 mph becoming calm.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 61. Light north northwest wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Tuesday

    Tuesday: A 20 percent chance of rain before 10am. Partly sunny, with a high near 57. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 57 °F

    Slight Chance
    Rain then
    Partly Sunny

Detailed Forecast

This Afternoon
A chance of rain, then showers and possibly a thunderstorm after 4pm. High near 70. South southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 10pm, then a chance of rain after 10pm. Low around 50. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 64. Calm wind becoming west around 5 mph.
Saturday Night
Mostly cloudy, with a low around 46. Calm wind.
Sunday
Mostly sunny, with a high near 68. Calm wind becoming west northwest around 5 mph.
Sunday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 48. East wind around 5 mph becoming calm.
Monday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 61. Light north northwest wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 57. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 40. Calm wind becoming east southeast around 5 mph.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 60. East southeast wind around 5 mph becoming south in the morning.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 45. East southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 58. South southwest wind around 5 mph becoming northwest in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
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ABOUT THIS FORECAST

 
Point Forecast:
Porterville CA
 36.06°N 119.04°W (Elev. 495 ft)
Last Update:
1:56 pm PST Nov 13, 2026
Forecast Valid:
2pm PST Nov 13, 2026-6pm PST Nov 19, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation