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San Bruno, CA 94066 Weather

It is 63°F and mostly cloudy in San Bruno, CA 94066, observed at 1:56 PM PDT. Today: Mostly Cloudy, high 67°F, low 54°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

San Bruno, CA 94066 current weather

63°F

Mostly Cloudy

H 67° / L 54°Feels like 63°

Observed at San Francisco, San Francisco International Airport (3.8 mi away), 10/29/2026, 1:56 PM PDT

1 active alert

From the National Weather Service for this forecast zone or county

State alerts

Minor1Minimal to no known threat

Hourly forecast

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

  1. Now67°
  2. 3 PM66°
  3. 4 PM65°
  4. 5 PM64°
  5. 6 PM61°
  6. 7 PM59°
  7. 8 PM58°
  8. 9 PM58°
  9. 10 PM58°
  10. 11 PM57°
  11. 12 AM57°Fri
  12. 1 AM56°
  13. 2 AM56°
  14. 3 AM56°
  15. 4 AM55°
  16. 5 AM55°
  17. 6 AM54°
  18. 7 AM54°
  19. 8 AM54°
  20. 9 AM57°
  21. 10 AM60°
  22. 11 AM62°
  23. 12 PM63°
  24. 1 PM63°
  25. 2 PM64°
  26. 3 PM63°
  27. 4 PM63°
  28. 5 PM62°
  29. 6 PM59°
  30. 7 PM57°
  31. 8 PM57°
  32. 9 PM56°
  33. 10 PM56°
  34. 11 PM55°
  35. 12 AM55°Sat
  36. 1 AM54°
  37. 2 AM54°
  38. 3 AM53°
  39. 4 AM53°
  40. 5 AM53°
  41. 6 AM53°
  42. 7 AM53°
  43. 8 AM53°
  44. 9 AM56°
  45. 10 AM58°
  46. 11 AM61°11%
  47. 12 PM62°11%
  48. 1 PM63°11%

10-day forecast

Tap a day for details

  • Today10/29Low 54°High 67°

    This Afternoon: Mostly cloudy. High near 67, with temperatures falling to around 64 in the afternoon. West wind 2 to 8 mph.

    Tonight: Mostly cloudy, with a low around 54. West wind 5 to 8 mph.

    Mostly Cloudy
  • Fri10/30Low 52°High 64°

    Friday: Sunny. High near 64, with temperatures falling to around 62 in the afternoon. West wind 5 to 13 mph, with gusts as high as 18 mph.

    Friday Night: Partly cloudy, with a low around 52. West southwest wind 2 to 13 mph, with gusts as high as 18 mph.

    Sunny
  • Sat10/3158% chance of precipitationLow 51°High 63°

    Saturday: A chance of rain showers after 11am. Partly sunny, with a high near 63. Southwest wind 2 to 12 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Saturday Night: Rain showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

    Chance Rain Showers
  • Sun11/116% chance of precipitationLow 53°High 63°

    Sunday: A slight chance of rain showers before 10am. Sunny, with a high near 63.

    Sunday Night: Mostly clear, with a low around 53.

    Slight Chance Rain Showers then Sunny
  • Mon11/2Low 54°High 65°

    Monday: Mostly sunny, with a high near 65.

    Monday Night: Mostly cloudy, with a low around 54.

    Mostly Sunny
  • Tue11/315% chance of precipitationLow 54°High 65°

    Tuesday: Mostly sunny, with a high near 65.

    Tuesday Night: A slight chance of rain after 10pm. Partly cloudy, with a low around 54.

    Mostly Sunny
  • Wed11/418% chance of precipitationLow 54°High 65°

    Wednesday: A slight chance of rain before 4pm. Mostly sunny, with a high near 65.

    Wednesday Night: A slight chance of rain between 10pm and 4am. Mostly cloudy, with a low around 54.

    Slight Chance Light Rain
  • Thu11/5Model blend36% chance of precipitationLow 53°High 65°

    Thursday: Chance of rain. High near 65°. Low that night near 53°.

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

  • Fri11/6Model blend16% chance of precipitationLow 53°High 66°

    Friday: Mostly sunny, slight chance of rain. High near 66°. Low that night near 53°.

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

  • Sat11/7Model blendLow 54°High 67°

    Saturday: Partly cloudy. High near 67°. Low that night near 54°.

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

Forecast for 37.624, -122.434 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 KSFO (San Francisco Intl, 4 mi), model run 10/29/2026, 1:00 PM 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. Now67°Mostly Cloudy1%2 mph
  2. 3 PM66°Mostly Cloudy2%3 mph
  3. 4 PM65°Mostly Cloudy2%6 mph
  4. 5 PM64°Mostly Cloudy3%8 mph
  5. 6 PM61°Mostly Cloudy6%8 mph
  6. 7 PM59°Mostly Cloudy6%6 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 weather in San Bruno, CA 94066 right now?
The latest observation from San Francisco, San Francisco International Airport was 63°F and mostly cloudy, reported at 10/29/2026, 1:56 PM PDT.
What is the high temperature today in San Bruno, CA 94066?
The National Weather Service forecast for this afternoon calls for a high near 67°F. Mostly Cloudy.
Will it rain in San Bruno, CA 94066 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 San Bruno, CA 94066?
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 65°F to 67°F and up to a 36% chance of precipitation. Model guidance this far out often changes.
What time is sunrise and sunset in San Bruno, CA 94066 today?
Sunrise is about 7:32 AM PDT and sunset is about 6:14 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in San Bruno, CA 94066?
At Pacifica 4 Sse, the 1991 to 2020 normal high in October is 70°F and the normal low is 52°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.12 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:
    • Minor floodingCoyote Creek (Marin) at Tam Valley18.3 mi
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (San Francisco)
55ModeratePM2.5
AQI forecast tomorrow (San Francisco)
51ModeratePM2.5

UV index guide · Air quality

Drought

By county

San Mateo County, week of 10/27/2026

No drought or abnormal dryness in this county.

Tides nearby

NOAA tide stations

Beaches nearby

EPA BEACON beaches

Sun and moon

Local time, center of the area

Sunrise
7:32 AM
Sunset
6:14 PM
Daylight
10 hr 42 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
7:05 AM
Last light (civil dusk)
6:41 PM
Moonrise
8:54 PM
Moonset
11:46 AM

Normal October weather

Climate

Normal October high 70°, low 52°, precipitation 1.50 in for the month. 1991 to 2020 normals at Pacifica 4 Sse, 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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