National Weather Service Forecast for:
Lake Arrowhead, CA
Issued by: National Weather Service San Diego, CA |
| Updated: Sun, 25-Oct-2026 12:02pm PDT |
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| Lake Arrowhead
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Monday
Sunny
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Tuesday
Sunny
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Wednesday
Mostly Sunny
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Thursday
Partly Sunny
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Friday
Mostly Sunny then Slight Chance Rain Showers
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Saturday
Chance Rain Showers
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Hi 58 °F |
Hi 55 °F |
Hi 54 °F |
Hi 51 °F |
Hi 46 °F |
Hi 44 °F |
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Overnight
Mostly Clear
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Monday
Night
Mostly Clear
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Tuesday
Night
Partly Cloudy
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Wednesday
Night
Mostly Cloudy
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Thursday
Night
Mostly Cloudy
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Friday
Night
Chance Rain Showers
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Saturday
Night
Rain Showers
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| Lo 43 °F |
Lo 43 °F |
Lo 42 °F |
Lo 43 °F |
Lo 41 °F |
Lo 41 °F |
Lo 40 °F |
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Overnight
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Mostly clear, with a low around 43. South wind around 5 mph. |
Monday
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Sunny, with a high near 58. South wind 5 to 10 mph. |
Monday Night
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Mostly clear, with a low around 43. South wind 5 to 10 mph. |
Tuesday
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Sunny, with a high near 55. South wind around 5 mph. |
Tuesday Night
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Partly cloudy, with a low around 42. South wind around 5 mph. |
Wednesday
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Mostly sunny, with a high near 54. |
Wednesday Night
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Mostly cloudy, with a low around 43. |
Thursday
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Partly sunny, with a high near 51. |
Thursday Night
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Mostly cloudy, with a low around 41. |
Friday
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A slight chance of rain showers after 5pm. Mostly sunny, with a high near 46. |
Friday Night
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A chance of rain showers. Partly cloudy, with a low around 41. |
Saturday
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A chance of rain showers. Partly sunny, with a high near 44. |
Saturday Night
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Rain showers. Mostly cloudy, with a low around 40. |
Sunday
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Rain showers. Mostly cloudy, with a high near 42. |
Forecast from NOAA-NWS
for Lake Arrowhead, CA.
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