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Lake Arrowhead, CA Weather Forecast for 5-Days

Updated: Sat May 16th 2026 1:30 AM PDT

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Lake Arrowhead, CA Weather – 5-16 – Sunny
62° / 50°
Sunny
It will be sunny in Lake Arrowhead, with a high of 62°F and a low of 50°F. Wind will be moderate, blowing around 11mph on average and gusts of 13.9mph at 6 PM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 78% at 10 PM and 35% being its lowest at 1 PM. Barometric pressure is its highest of 29.86inHg at 3 AM, a lowest point of 29.72inHg at 6 PM with an avg 29.79inHg.
Lake Arrowhead, CA Weather – 5-17 – Sunny
62° / 49°

Weather Tomorrow

Sunny
It will be sunny in Lake Arrowhead, with a high of 62°F and a low of 49°F. Wind will be moderate, blowing around 11mph on average and gusts of 15.6mph at 7 PM. Humidity levels should be comfortable, sitting around 54% on average, the maximum being 86% at 9 PM and 36% being its lowest at 2 PM. Barometric pressure is its highest of 29.8inHg at 11 PM, a lowest point of 29.66inHg at 4 PM with an avg 29.74inHg.
Lake Arrowhead, CA Weather – 5-18 – Sunny
67° / 46°
Sunny
In Lake Arrowhead, sunshine is likely with a high near 67°F and a low around 46°F. Winds will be light at 9mph and gusts of 17.5mph at 7 AM. Humidity levels should be comfortable, sitting around 32% on average, the maximum being 75% at 12 AM and 12% being its lowest at 12 PM. Barometric pressure is its highest of 29.96inHg at 11 PM, a lowest point of 29.8inHg at 4 PM with an avg 29.86inHg.
Lake Arrowhead, CA Weather – 5-19 – Sunny
72° / 56°
Sunny
Highs will reach 72°F with lows near 56°F in Lake Arrowhead, where sunshine is. Wind will be moderate, blowing around 11mph on average and gusts of 15mph at 5 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 43% at 9 PM and 12% being its lowest at 10 AM. Barometric pressure is its highest of 30.01inHg at 9 PM, a lowest point of 29.9inHg at 5 PM with an avg 29.95inHg.
Lake Arrowhead, CA Weather – 5-20 – Sunny
75° / 60°
Sunny
A sunny day is in the forecast for Lake Arrowhead, with a high of 75°F and a low of 60°F. Winds will be light at 10mph and gusts of 13.9mph at 5 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 39% at 8 PM and 12% being its lowest at 11 AM. Barometric pressure is its highest of 30.01inHg at 12 AM, a lowest point of 29.88inHg at 5 PM with an avg 29.94inHg.
Lake Arrowhead, CA Weather – 5-21 – Sunny
73° / 58°
Sunny
Highs will reach 73°F with lows near 58°F in Lake Arrowhead, where a sunny day is. Wind will be moderate, blowing around 12mph on average and gusts of 15.4mph at 5 PM. Humidity levels should be comfortable, sitting around 35% on average, the maximum being 56% at 8 PM and 23% being its lowest at 1 PM. Barometric pressure is its highest of 29.92inHg at 12 AM, a lowest point of 29.8inHg at 5 PM with an avg 29.86inHg.
Lake Arrowhead, CA Weather Forecast - 10 Day Detailed

Currently

Clear 56°F
29.88 inHg.
Barometer
66%
Humidity
S 4.3 mph
Wind
Clear
Full Report

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