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Antioch, CA 94531 Weather

Today: Mostly Cloudy, high 68°F, low 54°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Antioch, CA 94531 current weather

64°F

Partly Sunny

Forecast for this hour. No recent report from a nearby station.

H 68° / L 54°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/29/2026, 1:36 PM PT

Hourly forecast

NWS, updated 10/29/2026, 1:36 PM PT

  1. Now64°
  2. 2 PM67°
  3. 3 PM66°
  4. 4 PM67°
  5. 5 PM66°
  6. 6 PM64°
  7. 7 PM62°
  8. 8 PM61°
  9. 9 PM60°
  10. 10 PM60°
  11. 11 PM59°
  12. 12 AM59°Fri
  13. 1 AM58°
  14. 2 AM58°
  15. 3 AM57°
  16. 4 AM56°
  17. 5 AM55°
  18. 6 AM54°
  19. 7 AM54°
  20. 8 AM54°
  21. 9 AM57°
  22. 10 AM60°
  23. 11 AM64°
  24. 12 PM65°
  25. 1 PM67°
  26. 2 PM68°
  27. 3 PM68°
  28. 4 PM68°
  29. 5 PM68°
  30. 6 PM64°
  31. 7 PM60°
  32. 8 PM58°
  33. 9 PM57°
  34. 10 PM56°
  35. 11 PM55°
  36. 12 AM55°Sat
  37. 1 AM54°
  38. 2 AM54°
  39. 3 AM53°
  40. 4 AM53°
  41. 5 AM53°
  42. 6 AM52°
  43. 7 AM52°
  44. 8 AM53°
  45. 9 AM55°
  46. 10 AM58°
  47. 11 AM61°
  48. 12 PM62°

10-day forecast

Tap a day for details

  • Today10/29Low 54°High 68°

    This Afternoon: Mostly cloudy. High near 68, with temperatures falling to around 66 in the afternoon. East northeast wind around 2 mph.

    Tonight: Mostly cloudy, with a low around 54. Southwest wind around 1 mph.

    Mostly Cloudy
  • Fri10/30Low 52°High 69°

    Friday: Sunny, with a high near 69. West wind 1 to 7 mph.

    Friday Night: Partly cloudy, with a low around 52. West southwest wind 2 to 6 mph.

    Sunny
  • Sat10/3137% chance of precipitationLow 52°High 64°

    Saturday: A slight chance of rain showers after 5pm. Mostly cloudy, with a high near 64. West southwest wind 2 to 7 mph. Chance of precipitation is 20%.

    Saturday Night: A chance of rain showers before 4am. Mostly cloudy, with a low around 52. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Mostly Cloudy then Slight Chance Rain Showers
  • Sun11/1Low 50°High 65°

    Sunday: Sunny, with a high near 65.

    Sunday Night: Mostly clear, with a low around 50.

    Sunny
  • Mon11/2Low 51°High 67°

    Monday: Mostly sunny, with a high near 67.

    Monday Night: Partly cloudy, with a low around 51.

    Mostly Sunny
  • Tue11/3Low 52°High 67°

    Tuesday: Mostly sunny, with a high near 67.

    Tuesday Night: Partly cloudy, with a low around 52.

    Mostly Sunny
  • Wed11/411% chance of precipitationLow 51°High 66°

    Wednesday: Mostly sunny, with a high near 66.

    Wednesday Night: Partly cloudy, with a low around 51.

    Mostly Sunny
  • Thu11/5Model blend15% chance of precipitationLow 52°High 67°

    Thursday: Partly cloudy. High near 67°. Low that night near 52°. About 0.01 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Fri11/6Model blend22% chance of precipitationLow 52°High 66°

    Friday: Mostly sunny, slight chance of rain. High near 66°. Low that night near 52°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend13% chance of precipitationLow 52°High 67°

    Saturday: Mostly sunny. High near 67°. Low that night near 52°. About 0.08 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 37.958, -121.787 from the NWS MTR office, updated 10/29/2026, 1:36 PM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KC83 (Byron Arpt, 13 mi), model run 10/29/2026, 7:00 AM PDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now64°Partly Sunny0%2 mph
  2. 2 PM67°Partly Sunny0%2 mph
  3. 3 PM66°Mostly Cloudy1%2 mph
  4. 4 PM67°Mostly Cloudy3%2 mph
  5. 5 PM66°Cloudy4%2 mph
  6. 6 PM64°Cloudy5%1 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Antioch, CA 94531?
The National Weather Service forecast for this afternoon calls for a high near 68°F. Mostly Cloudy.
Will it rain in Antioch, CA 94531 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Antioch, CA 94531?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 5 to Nov 7) come from the NOAA National Blend of Models, with highs of 66°F to 67°F. Model guidance this far out often changes.
What time is sunrise and sunset in Antioch, CA 94531 today?
Sunrise is about 7:30 AM PDT and sunset is about 6:11 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Antioch, CA 94531?
At Antioch Pumping Plt #3, the 1991 to 2020 normal high in October is 78°F and the normal low is 54°F.

Nearby hazards

California hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (Concord)
35GoodOzone
AQI forecast tomorrow (Concord)
44GoodPM2.5

UV index guide · Air quality

Drought

By county

Contra Costa County, week of 10/27/2026

No drought or abnormal dryness in this county.

Tides nearby

NOAA tide stations

Sun and moon

Local time, center of the area

Sunrise
7:30 AM
Sunset
6:11 PM
Daylight
10 hr 41 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
7:02 AM
Last light (civil dusk)
6:38 PM
Moonrise
8:51 PM
Moonset
11:44 AM

Normal October weather

Climate

Normal October high 78°, low 54°, precipitation 0.42 in for the month. 1991 to 2020 normals at Antioch Pumping Plt #3, 3 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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