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San Jose, CA 95121 Weather

It is 72°F and mostly cloudy in San Jose, CA 95121, observed at 4:47 PM PDT. Today: Cloudy, high 72°F, low 51°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

San Jose, CA 95121 current weather

72°F

Mostly Cloudy

H 72° / L 51°Feels like 70°

6° warmer than yesterday at this time

  • No rain expected in the next 12 hours

Observed at San Jose / Reid / Hillv (2 mi away), 10/29/2026, 4:47 PM PDT

Hourly forecast

NWS, updated 10/29/2026, 3:11 PM PT

  1. Now69°
  2. 6 PM66°
  3. 7 PM64°
  4. 8 PM62°
  5. 9 PM60°
  6. 10 PM58°
  7. 11 PM57°
  8. 12 AM56°Fri
  9. 1 AM55°
  10. 2 AM54°
  11. 3 AM53°
  12. 4 AM52°
  13. 5 AM51°
  14. 6 AM51°
  15. 7 AM51°
  16. 8 AM51°
  17. 9 AM54°
  18. 10 AM59°
  19. 11 AM63°
  20. 12 PM66°
  21. 1 PM67°
  22. 2 PM69°
  23. 3 PM69°
  24. 4 PM68°
  25. 5 PM67°
  26. 6 PM64°
  27. 7 PM60°
  28. 8 PM58°
  29. 9 PM57°
  30. 10 PM55°
  31. 11 PM54°
  32. 12 AM53°Sat
  33. 1 AM52°
  34. 2 AM51°
  35. 3 AM49°
  36. 4 AM49°
  37. 5 AM49°
  38. 6 AM49°
  39. 7 AM48°
  40. 8 AM49°
  41. 9 AM52°
  42. 10 AM57°
  43. 11 AM61°
  44. 12 PM64°
  45. 1 PM65°
  46. 2 PM65°
  47. 3 PM65°
  48. 4 PM65°

10-day forecast

Tap a day for details

  • Today10/29Low 51°High 72°

    This Afternoon: Cloudy. High near 72, with temperatures falling to around 69 in the afternoon. West northwest wind around 5 mph.

    Tonight: Patchy fog after 3am. Mostly cloudy, with a low around 51. South southeast wind 1 to 5 mph.

    Cloudy
  • Fri10/30Low 48°High 70°

    Friday: Patchy fog before 10am. Mostly sunny. High near 70, with temperatures falling to around 67 in the afternoon. Southwest wind 1 to 7 mph.

    Friday Night: Areas of fog after 3am. Partly cloudy, with a low around 48. East southeast wind 1 to 6 mph.

    Patchy Fog then Mostly Sunny
  • Sat10/3125% chance of precipitationLow 47°High 66°

    Saturday: Areas of fog before 9am, then a chance of rain showers. Partly sunny, with a high near 66. South southwest wind 1 to 6 mph. Chance of precipitation is 30%.

    Saturday Night: A chance of rain showers before 1am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Areas Of Fog then Chance Rain Showers
  • Sun11/1Low 46°High 65°

    Sunday: Patchy fog before 7am. Sunny, with a high near 65.

    Sunday Night: Mostly clear, with a low around 46.

    Patchy Fog then Sunny
  • Mon11/2Low 47°High 71°

    Monday: Mostly sunny, with a high near 71.

    Monday Night: Partly cloudy, with a low around 47.

    Mostly Sunny
  • Tue11/3Low 48°High 70°

    Tuesday: Mostly sunny, with a high near 70.

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

    Mostly Sunny
  • Wed11/4Low 48°High 70°

    Wednesday: Mostly sunny, with a high near 70.

    Wednesday Night: Patchy fog after 3am. Partly cloudy, with a low around 48.

    Mostly Sunny
  • Thu11/5Model blend21% chance of precipitationLow 48°High 65°

    Thursday: Partly cloudy, slight chance of rain. High near 65°. Low that night near 48°.

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

  • Fri11/6Model blend11% chance of precipitationLow 49°High 66°

    Friday: Mostly sunny. High near 66°. Low that night near 49°.

    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 50°High 69°

    Saturday: Mostly sunny. High near 69°. 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.

Forecast for 37.305, -121.808 from the NWS MTR office, updated 10/29/2026, 3:11 PM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KRHV (San Jose/Reid-Hillview Arpt, 2 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. Now69°Cloudy5%5 mph
  2. 6 PM66°Cloudy5%2 mph
  3. 7 PM64°Cloudy8%2 mph
  4. 8 PM62°Cloudy4%1 mph
  5. 9 PM60°Cloudy7%1 mph
  6. 10 PM58°Cloudy6%2 mph

Hourly details

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

Observed today

Since midnight, vs yesterday and normal

Today's high so far is 1° above the normal of 70° and 4° warmer than yesterday's high.

High so far
72°
1° above normal
Low so far
50°
Normal low 51°
Precipitation
--
Not reported by this station
Yesterday
High 68° · Low 46°
Normal for today
High 70° · Low 51°

Observed at San Jose / Reid / Hillv (KRHV) since midnight local time, through 4:47 PM. Station reports are preliminary and not quality controlled. Normals are estimated from 1991 to 2020 monthly normals at San Jose.

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in San Jose, CA 95121 right now?
The latest observation from San Jose / Reid / Hillv was 72°F and mostly cloudy, reported at 10/29/2026, 4:47 PM PDT.
What is the high temperature today in San Jose, CA 95121?
The National Weather Service forecast for this afternoon calls for a high near 72°F. Cloudy.
Will it rain in San Jose, CA 95121 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 Jose, CA 95121?
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 69°F. Model guidance this far out often changes.
What time is sunrise and sunset in San Jose, CA 95121 today?
Sunrise is about 7:29 AM PDT and sunset is about 6:12 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in San Jose, CA 95121?
At San Jose, the 1991 to 2020 normal high in October is 75°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: GRANT Fire (1 acre)

UV and air quality forecast

EPA and AirNow

AQI forecast tomorrow (San Jose)
50GoodPM2.5
AQI forecast tomorrow (San Jose)
GoodPM2.5

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
7:29 AM
Sunset
6:12 PM
Daylight
10 hr 43 min
Moon
Waning Gibbous 84% lit
First light (civil dawn)
7:02 AM
Last light (civil dusk)
6:39 PM
Moonrise
8:53 PM
Moonset
11:42 AM

Normal October weather

Climate

Normal October high 75°, low 54°, precipitation 0.80 in for the month. 1991 to 2020 normals at San Jose, 6 mi away.

Other places nearby

Data sources

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About this data

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