Weather for Alta Loma, CAAlta Loma, CA Weather & Current Conditions

91701 Weather (Alta Loma, CA)

Alta Loma, CA WeatherCurrent Conditions and Weather for Alta Loma, California
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Clear at Alta Loma (91701), temperature is 71°F22°C, dew point 62°F17°C, humidity 73%. Wind direction is WSW at 3 mphat 5 km/h with visibility of 10 mi16 km. Barometric pressure is 29.9 in1013 mb. Last update: 12:58 am.*
*Time is approximately 12:58 am Wed, Aug 05, 2026. Time will be within 15 minutes of current local time. Alta Loma weather forecast data is updated every 15 minutes.

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But tomorrow may rain, so I’ll follow the sun. ―The Beatles
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Alta Loma CA Weather - 3:58 am

Alta Loma Weather Forecast

Weather forecast for: 2 Miles W Rancho Cucamonga CA
Last Update: 12:46 am PDT Aug 5, 2026
Overnight: Mostly clear, with a low around 66. Calm wind.
Wednesday: Sunny, with a high near 94. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night: Mostly clear, with a low around 68. West wind 5 to 10 mph becoming light and variable in the evening.
Thursday: Sunny, with a high near 96. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night: Mostly clear, with a low around 69. Southwest wind 5 to 10 mph becoming light west in the evening.
Friday: Sunny, with a high near 96.
Friday Night: Mostly clear, with a low around 69.
Saturday: Sunny, with a high near 98.
Saturday Night: Mostly clear, with a low around 70.
Sunday: Sunny, with a high near 98.
Sunday Night: Mostly clear, with a low around 69.
Monday: Sunny, with a high near 94.
Monday Night: Mostly clear, with a low around 67.
Tuesday: Sunny, with a high near 92.

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