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Potrero, CA 91963 Weather

Today: Mostly Cloudy then Rain Showers, high 66°F, low 50°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Potrero, CA 91963 current weather

51°F

Mostly Cloudy

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

H 66° / L 50°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/31/2026, 12:09 AM PT

Hourly forecast

NWS, updated 10/31/2026, 12:09 AM PT

  1. Now51°
  2. 5 AM51°
  3. 6 AM50°
  4. 7 AM50°
  5. 8 AM53°
  6. 9 AM57°
  7. 10 AM60°
  8. 11 AM62°
  9. 12 PM63°
  10. 1 PM66°
  11. 2 PM65°
  12. 3 PM66°
  13. 4 PM66°
  14. 5 PM63°75%
  15. 6 PM60°75%
  16. 7 PM58°75%
  17. 8 PM59°75%
  18. 9 PM58°75%
  19. 10 PM57°75%
  20. 11 PM57°91%
  21. 12 AM57°91%Sun
  22. 1 AM57°91%
  23. 1 AM57°91%
  24. 2 AM57°91%
  25. 3 AM57°91%
  26. 4 AM57°82%
  27. 5 AM55°82%
  28. 6 AM54°82%
  29. 7 AM56°82%
  30. 8 AM56°82%
  31. 9 AM56°82%
  32. 10 AM56°65%
  33. 11 AM56°65%
  34. 12 PM56°65%
  35. 1 PM56°65%
  36. 2 PM57°65%
  37. 3 PM58°65%
  38. 4 PM57°30%
  39. 5 PM56°30%
  40. 6 PM59°30%
  41. 7 PM57°30%
  42. 8 PM56°30%
  43. 9 PM56°30%
  44. 10 PM56°
  45. 11 PM56°
  46. 12 AM56°Mon
  47. 1 AM54°
  48. 2 AM56°

10-day forecast

Tap a day for details

  • Today10/3175% chance of precipitationLow 50°High 66°

    Saturday: Rain showers after 5pm. Mostly cloudy, with a high near 66. Southwest wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

    Overnight: Mostly cloudy, with a low around 50. East wind around 5 mph.

    Mostly Cloudy then Rain Showers
  • Sun11/182% chance of precipitationLow 51°High 59°

    Sunday: Rain showers. Cloudy, with a high near 59. Southwest wind 0 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Sunday Night: A chance of rain showers before 10pm. Mostly cloudy, with a low around 51. Northwest wind 0 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

    Rain Showers
  • Mon11/2Low 52°High 66°

    Monday: Sunny, with a high near 66.

    Monday Night: Mostly clear, with a low around 52.

    Sunny
  • Tue11/3Low 49°High 68°

    Tuesday: Sunny, with a high near 68.

    Tuesday Night: Mostly clear, with a low around 49.

    Sunny
  • Wed11/4Low 50°High 66°

    Wednesday: Sunny, with a high near 66.

    Wednesday Night: Partly cloudy, with a low around 50.

    Sunny
  • Thu11/5Low 50°High 67°

    Thursday: Sunny, with a high near 67.

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

    Sunny
  • Fri11/6Low High 67°

    Friday: Sunny, with a high near 67.

    Sunny
  • Sat11/7Model blendLow 61°High 82°

    Saturday: Mostly sunny. High near 82°. Low that night near 61°.

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

  • Sun11/8Model blendLow 61°High 82°

    Sunday: Mostly sunny. High near 82°. Low that night near 61°.

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

  • Mon11/9Model blendLow 62°High 79°

    Monday: Partly cloudy. High near 79°. Low that night near 62°.

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

Forecast for 32.657, -116.610 from the NWS SGX office, updated 10/31/2026, 12:09 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KSDM (San Diego/Brown Fld, 23 mi), model run 10/31/2026, 1:00 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. Now51°Mostly Cloudy5%5 mph
  2. 5 AM51°Mostly Cloudy2%5 mph
  3. 6 AM50°Mostly Cloudy2%5 mph
  4. 7 AM50°Mostly Cloudy2%5 mph
  5. 8 AM53°Mostly Cloudy2%5 mph
  6. 9 AM57°Mostly Cloudy2%5 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 Potrero, CA 91963?
The National Weather Service forecast for saturday calls for a high near 66°F. Mostly Cloudy then Rain Showers.
Will it rain in Potrero, CA 91963 in the next 24 hours?
The hourly forecast shows a 75% chance of precipitation around 10/31/2026, 5:00 PM PDT.
What is the 10-day forecast for Potrero, CA 91963?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 7 to Nov 9) come from the NOAA National Blend of Models, with highs of 79°F to 82°F. Model guidance this far out often changes.
What time is sunrise and sunset in Potrero, CA 91963 today?
Sunrise is about 7:03 AM PDT and sunset is about 5:56 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Potrero, CA 91963?
At Campo, the 1991 to 2020 normal high in October is 80°F and the normal low is 43°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.76 in
Snow
0.00 in
Ice
0.00 in

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 (Border Area)
44GoodPM2.5
AQI forecast tomorrow (Border Area)
37GoodOzone

UV index guide · Air quality

Drought

By county

San Diego County, week of 10/27/2026

65% of the county is abnormally dry. No drought.

Sun and moon

Local time, center of the area

Sunrise
7:03 AM
Sunset
5:56 PM
Daylight
10 hr 53 min
Moon
Waning Gibbous 71% lit
First light (civil dawn)
6:38 AM
Last light (civil dusk)
6:21 PM
Moonrise
11:10 PM
Moonset
12:59 PM

Normal October weather

Climate

Normal October high 80°, low 43°, precipitation 0.67 in for the month. 1991 to 2020 normals at Campo, 8 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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