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Rosemead, CA 91770 Weather

Tonight: Mostly Cloudy, low 58°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Rosemead, CA 91770 current weather

64°F

Mostly Clear

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

H -- / L 58°

No recent station report. NWS hourly forecast updated 10/28/2026, 11:26 AM PT

Hourly forecast

NWS, updated 10/28/2026, 11:26 AM PT

  1. Now64°
  2. 10 PM62°
  3. 11 PM62°
  4. 12 AM62°Thu
  5. 1 AM62°
  6. 2 AM60°
  7. 3 AM60°
  8. 4 AM60°
  9. 5 AM58°
  10. 6 AM58°
  11. 7 AM58°
  12. 8 AM58°
  13. 9 AM60°
  14. 10 AM63°
  15. 11 AM65°
  16. 12 PM70°
  17. 1 PM73°
  18. 2 PM73°
  19. 3 PM75°
  20. 4 PM73°
  21. 5 PM70°
  22. 6 PM68°
  23. 7 PM66°
  24. 8 PM64°
  25. 9 PM64°
  26. 10 PM64°
  27. 11 PM61°16%
  28. 12 AM61°16%Fri
  29. 1 AM61°16%
  30. 2 AM59°16%
  31. 3 AM59°16%
  32. 4 AM59°16%
  33. 5 AM59°
  34. 6 AM59°
  35. 7 AM59°
  36. 8 AM59°
  37. 9 AM59°
  38. 10 AM62°
  39. 11 AM62°
  40. 12 PM67°
  41. 1 PM65°
  42. 2 PM67°
  43. 3 PM73°
  44. 4 PM72°
  45. 5 PM70°
  46. 6 PM69°
  47. 7 PM67°
  48. 8 PM65°

10-day forecast

Tap a day for details

  • Today10/28Low 58°High

    Tonight: Mostly cloudy, with a low around 58. South southeast wind 0 to 5 mph.

    Mostly Cloudy
  • Thu10/2916% chance of precipitationLow 59°High 75°

    Thursday: Partly sunny, with a high near 75. South southeast wind 0 to 5 mph.

    Thursday Night: A slight chance of rain showers between 11pm and 5am. Mostly cloudy, with a low around 59. South wind 0 to 5 mph. Chance of precipitation is 20%.

    Partly Sunny
  • Fri10/30Low 57°High 73°

    Friday: Partly sunny, with a high near 73. South southeast wind 0 to 5 mph.

    Friday Night: Mostly cloudy, with a low around 57. South southeast wind 0 to 5 mph.

    Partly Sunny
  • Sat10/3174% chance of precipitationLow 58°High 70°

    Saturday: A chance of rain showers between 11am and 5pm, then rain likely. Cloudy, with a high near 70. Chance of precipitation is 70%.

    Saturday Night: Rain likely. Cloudy, with a low around 58.

    Chance Rain Showers then Light Rain Likely
  • Sun11/158% chance of precipitationLow 55°High 72°

    Sunday: Rain likely before 4pm. Mostly cloudy, with a high near 72.

    Sunday Night: Partly cloudy, with a low around 55.

    Light Rain Likely
  • Mon11/2Low 56°High 76°

    Monday: Sunny, with a high near 76.

    Monday Night: Mostly clear, with a low around 56.

    Sunny
  • Tue11/3Low 56°High 77°

    Tuesday: Sunny, with a high near 77.

    Tuesday Night: Mostly clear, with a low around 56.

    Sunny
  • Wed11/4Low High 75°

    Wednesday: Mostly sunny, with a high near 75.

    Mostly Sunny
  • Thu11/5Model blendLow 56°High 75°

    Thursday: Mostly sunny. High near 75°. Low that night near 56°.

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

  • Fri11/6Model blendLow 55°High 74°

    Friday: Partly cloudy. High near 74°. Low that night near 55°.

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

Forecast for 34.062, -118.089 from the NWS LOX office, updated 10/28/2026, 11:26 AM PT · Official forecast on weather.gov

Days 9 to 10: NOAA National Blend of Models, station KEMT (El Monte Arpt, 4 mi), model run 10/28/2026, 7:00 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. Now64°Mostly Clear0%0 mph
  2. 10 PM62°Mostly Clear0%0 mph
  3. 11 PM62°Cloudy0%0 mph
  4. 12 AM62°Cloudy0%0 mph
  5. 1 AM62°Cloudy0%0 mph
  6. 2 AM60°Cloudy0%0 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

Will it rain in Rosemead, CA 91770 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 Rosemead, CA 91770?
The first 8 days come from the National Weather Service forecast. Days 9 to 10 (Nov 5 to Nov 6) come from the NOAA National Blend of Models, with highs of 74°F to 75°F. Model guidance this far out often changes.
What time is sunrise and sunset in Rosemead, CA 91770 today?
Sunrise is about 7:08 AM PDT and sunset is about 6:03 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Rosemead, CA 91770?
At San Gabriel Fire Dept, the 1991 to 2020 normal high in October is 81°F and the normal low is 57°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.14 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: NORTE Fire (570 acres), BRYSON Fire (146 acres), DILLON Fire (0 acres), CACTUS Fire, LAC-386945 Fire

UV and air quality forecast

EPA and AirNow

AQI forecast tomorrow (S San Gabriel Vly)
50GoodPM2.5

UV index guide · Air quality

Drought

By county

Los Angeles County, week of 10/20/2026

7% of the county is abnormally dry. No drought.

Tides nearby

NOAA tide stations

Sun and moon

Local time, center of the area

Sunrise
7:08 AM
Sunset
6:03 PM
Daylight
10 hr 55 min
Moon
Waning Gibbous 90% lit
First light (civil dawn)
6:43 AM
Last light (civil dusk)
6:29 PM
Moonrise
7:47 PM
Moonset
10:06 AM

Normal October weather

Climate

Normal October high 81°, low 57°, precipitation 0.61 in for the month. 1991 to 2020 normals at San Gabriel Fire Dept, 2 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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