Skip to content

Checked

Lake Arrowhead, CA 92391 Weather

Today: Mostly Cloudy, high 51°F, low 45°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Lake Arrowhead, CA 92391 current weather

50°F

Partly Sunny

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

H 51° / L 45°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/29/2026, 11:32 AM PT

Hourly forecast

NWS, updated 10/29/2026, 11:32 AM PT

  1. Now50°
  2. 4 PM50°
  3. 5 PM49°
  4. 6 PM48°
  5. 7 PM47°
  6. 8 PM46°
  7. 9 PM47°
  8. 10 PM48°
  9. 11 PM48°29%
  10. 12 AM48°29%Fri
  11. 1 AM48°29%
  12. 2 AM47°29%
  13. 3 AM47°29%
  14. 4 AM46°29%
  15. 5 AM46°29%
  16. 6 AM46°29%
  17. 7 AM46°29%
  18. 8 AM46°29%
  19. 9 AM45°29%
  20. 10 AM45°29%
  21. 11 AM45°22%
  22. 12 PM46°22%
  23. 1 PM46°22%
  24. 2 PM46°22%
  25. 3 PM46°22%
  26. 4 PM46°22%
  27. 5 PM46°20%
  28. 6 PM46°20%
  29. 7 PM46°20%
  30. 8 PM46°20%
  31. 9 PM45°20%
  32. 10 PM46°20%
  33. 11 PM46°16%
  34. 12 AM46°16%Sat
  35. 1 AM45°16%
  36. 2 AM44°16%
  37. 3 AM44°16%
  38. 4 AM43°16%
  39. 5 AM42°
  40. 6 AM43°
  41. 7 AM43°
  42. 8 AM42°
  43. 9 AM43°
  44. 10 AM44°
  45. 11 AM45°27%
  46. 12 PM46°27%
  47. 1 PM46°27%
  48. 2 PM47°27%

10-day forecast

Tap a day for details

  • Today10/2929% chance of precipitationLow 45°High 51°

    This Afternoon: Mostly cloudy, with a high near 51. South wind 5 to 15 mph.

    Tonight: A chance of rain showers after 11pm. Cloudy, with a low around 45. South wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

    Mostly Cloudy
  • Fri10/3029% chance of precipitationLow 41°High 47°

    Friday: A chance of rain showers. Mostly cloudy, with a high near 47. South wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

    Friday Night: A slight chance of rain showers before 5am. Mostly cloudy, with a low around 41. South wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

    Chance Rain Showers
  • Sat10/3189% chance of precipitationLow 43°High 47°

    Saturday: Rain showers after 11am. Mostly cloudy, with a high near 47. South wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Saturday Night: Rain showers. Cloudy, with a low around 43. Chance of precipitation is 90%.

    Rain Showers
  • Sun11/177% chance of precipitationLow 38°High 45°

    Sunday: Rain showers. Mostly cloudy, with a high near 45.

    Sunday Night: A chance of rain showers before 10pm. Partly cloudy, with a low around 38.

    Rain Showers
  • Mon11/2Low 41°High 49°

    Monday: Sunny, with a high near 49.

    Monday Night: Mostly clear, with a low around 41.

    Sunny
  • Tue11/3Low 42°High 52°

    Tuesday: Sunny, with a high near 52.

    Tuesday Night: Mostly clear, with a low around 42.

    Sunny
  • Wed11/4Low 41°High 50°

    Wednesday: Sunny, with a high near 50.

    Wednesday Night: Mostly clear, with a low around 41.

    Sunny
  • Thu11/5Model blendLow 52°High 71°

    Thursday: Mostly sunny. High near 71°. Low that night near 52°.

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

  • Fri11/6Model blend15% chance of precipitationLow 53°High 71°

    Friday: Mostly sunny, slight chance of rain. High near 71°. Low that night near 53°. About 0.01 in of precipitation.

    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 73°

    Saturday: Mostly sunny. High near 73°. 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 34.241, -117.236 from the NWS SGX office, updated 10/29/2026, 11:32 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KSBD (San Bernardino Intl, 10 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. Now50°Partly Sunny3%15 mph
  2. 4 PM50°Partly Sunny3%15 mph
  3. 5 PM49°Cloudy9%5 mph
  4. 6 PM48°Cloudy9%5 mph
  5. 7 PM47°Cloudy9%5 mph
  6. 8 PM46°Cloudy9%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 Lake Arrowhead, CA 92391?
The National Weather Service forecast for this afternoon calls for a high near 51°F. Mostly Cloudy.
Will it rain in Lake Arrowhead, CA 92391 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 Lake Arrowhead, CA 92391?
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 71°F to 73°F. Model guidance this far out often changes.
What time is sunrise and sunset in Lake Arrowhead, CA 92391 today?
Sunrise is about 7:06 AM PDT and sunset is about 5:58 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Lake Arrowhead, CA 92391?
At Lake Arrowhead, the 1991 to 2020 normal high in October is 63°F and the normal low is 43°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: MAPLE Fire, LAC-389721 Fire, LAC-390369 Fire

UV and air quality forecast

EPA and AirNow

AQI forecast today (C San Bernardino M)
49GoodOzone
AQI forecast tomorrow (C San Bernardino M)
45GoodOzone

UV index guide · Air quality

Drought

By county

San Bernardino County, week of 10/27/2026

18% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:06 AM
Sunset
5:58 PM
Daylight
10 hr 52 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
6:40 AM
Last light (civil dusk)
6:24 PM
Moonrise
8:46 PM
Moonset
11:11 AM

Normal October weather

Climate

Normal October high 63°, low 43°, precipitation 2.06 in for the month. 1991 to 2020 normals at Lake Arrowhead, 3 mi away.

Other places nearby

Data sources

See something wrong? Request a correction

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.

Forecasts, observations and alerts come from the National Weather Service (api.weather.gov). Data can be delayed by minutes to hours, and an observation station may be miles from the place named on this page. This site is not affiliated with NOAA or the National Weather Service.

DatenUS is a private website and is not affiliated with or endorsed by any government agency. We republish public data from the sources listed on this page. Data can be incomplete, delayed or wrong. Always check the original source before you make a decision.

Our servers read this data automatically from government sources. Errors can come from the source itself or from the way we read, process or display it, and we do not guarantee that it is accurate, complete or current. Verify anything important with the official source.

Report an errorRead the full disclaimer