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Sunnyvale, CA 94086 Weather

It is 66°F and clear in Sunnyvale, CA 94086, observed at 1:55 PM PDT. Today: Mostly Cloudy, high 71°F, low 50°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Sunnyvale, CA 94086 current weather

66°F

Clear

H 71° / L 50°Feels like 66°

  • No rain expected in the next 12 hours

Observed at Mountain View, Moffett Field (3 mi away), 10/29/2026, 1:55 PM PDT

Hourly forecast

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

  1. Now70°
  2. 3 PM70°
  3. 4 PM69°
  4. 5 PM69°
  5. 6 PM66°
  6. 7 PM63°
  7. 8 PM61°
  8. 9 PM60°
  9. 10 PM58°
  10. 11 PM57°
  11. 12 AM56°Fri
  12. 1 AM55°
  13. 2 AM54°
  14. 3 AM53°
  15. 4 AM51°
  16. 5 AM51°
  17. 6 AM50°
  18. 7 AM50°
  19. 8 AM50°
  20. 9 AM54°
  21. 10 AM60°
  22. 11 AM64°
  23. 12 PM66°
  24. 1 PM67°
  25. 2 PM69°
  26. 3 PM68°
  27. 4 PM68°
  28. 5 PM67°
  29. 6 PM64°
  30. 7 PM60°
  31. 8 PM58°
  32. 9 PM57°
  33. 10 PM55°
  34. 11 PM54°
  35. 12 AM53°Sat
  36. 1 AM52°
  37. 2 AM51°
  38. 3 AM50°
  39. 4 AM49°
  40. 5 AM48°
  41. 6 AM48°
  42. 7 AM48°
  43. 8 AM49°
  44. 9 AM53°
  45. 10 AM57°
  46. 11 AM62°
  47. 12 PM64°
  48. 1 PM64°

10-day forecast

Tap a day for details

  • Today10/29Low 50°High 71°

    This Afternoon: Mostly cloudy. High near 71, with temperatures falling to around 69 in the afternoon. North northwest wind around 5 mph.

    Tonight: Patchy fog between 4am and 5am. Mostly cloudy, with a low around 50. South southwest wind around 3 mph.

    Mostly Cloudy
  • Fri10/30Low 48°High 69°

    Friday: Patchy fog between 7am and 8am. Sunny. High near 69, with temperatures falling to around 67 in the afternoon. Southwest wind 2 to 9 mph.

    Friday Night: Patchy fog after 2am. Partly cloudy, with a low around 48. West southwest wind 2 to 7 mph.

    Patchy Fog then Sunny
  • Sat10/3133% chance of precipitationLow 47°High 65°

    Saturday: Patchy fog before 9am, then a slight chance of rain showers. Mostly cloudy, with a high near 65. South southwest wind 1 to 6 mph. Chance of precipitation is 20%.

    Saturday Night: A chance of rain showers before 4am, then patchy fog. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Patchy Fog then Slight Chance Rain Showers
  • Sun11/1Low 47°High 65°

    Sunday: Patchy fog before 9am. Sunny, with a high near 65.

    Sunday Night: Mostly clear, with a low around 47.

    Patchy Fog then Sunny
  • Mon11/2Low 48°High 70°

    Monday: Mostly sunny, with a high near 70.

    Monday Night: Partly cloudy, with a low around 48.

    Mostly Sunny
  • Tue11/311% chance of precipitationLow 49°High 69°

    Tuesday: Mostly sunny, with a high near 69.

    Tuesday Night: Partly cloudy, with a low around 49.

    Mostly Sunny
  • Wed11/411% chance of precipitationLow 49°High 69°

    Wednesday: Mostly sunny, with a high near 69.

    Wednesday Night: Patchy fog after 2am. Mostly cloudy, with a low around 49.

    Mostly Sunny
  • Thu11/5Model blend27% chance of precipitationLow 50°High 64°

    Thursday: Partly cloudy, slight chance of rain. High near 64°. Low that night near 50°.

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

  • Fri11/6Model blend12% chance of precipitationLow 50°High 65°

    Friday: Mostly sunny. High near 65°. Low that night near 50°.

    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 51°High 66°

    Saturday: Partly cloudy. High near 66°. Low that night near 51°.

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

Forecast for 37.369, -122.017 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 KNUQ (Moffett Fed Airfld, 3 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. Now70°Partly Sunny1%2 mph
  2. 3 PM70°Partly Sunny1%3 mph
  3. 4 PM69°Mostly Cloudy3%5 mph
  4. 5 PM69°Cloudy5%5 mph
  5. 6 PM66°Mostly Cloudy5%3 mph
  6. 7 PM63°Cloudy7%2 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 Sunnyvale, CA 94086 right now?
The latest observation from Mountain View, Moffett Field was 66°F and clear, reported at 10/29/2026, 1:55 PM PDT.
What is the high temperature today in Sunnyvale, CA 94086?
The National Weather Service forecast for this afternoon calls for a high near 71°F. Mostly Cloudy.
Will it rain in Sunnyvale, CA 94086 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 Sunnyvale, CA 94086?
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 64°F to 66°F. Model guidance this far out often changes.
What time is sunrise and sunset in Sunnyvale, CA 94086 today?
Sunrise is about 7:30 AM PDT and sunset is about 6:13 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Sunnyvale, CA 94086?
At Moffett Federal Airfield, the 1991 to 2020 normal high in October is 74°F and the normal low is 53°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 (San Jose)
50GoodPM2.5
AQI forecast tomorrow (San Jose)
50GoodPM2.5

UV index guide · Air quality

Drought

By county

Santa Clara 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
6:13 PM
Daylight
10 hr 43 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
7:03 AM
Last light (civil dusk)
6:40 PM
Moonrise
8:54 PM
Moonset
11:43 AM

Normal October weather

Climate

Normal October high 74°, low 53°, precipitation 0.56 in for the month. 1991 to 2020 normals at Moffett Federal Airfield, 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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