Happy Valley, California Weather
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Weather Forecast for Happy Valley, California : Calaveras County
Issued: 10:21 am PDT Aug 16, 2025 Latitude: 38.2999153 Longitude: -120.6838211 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on This Afternoon Mostly Clear on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday Sunny on Friday
High: 84°F Low: 59°F High: 81°F High: 82°F High: 85°F High: 92°F High: 96°F High: 97°F
Low: 55°F Low: 57°F Low: 60°F Low: 65°F Low: 69°F  
Sunny Mostly Clear Sunny Sunny Sunny Sunny Sunny Sunny
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Current Conditions at
MATHER AFB - (KMHR)
77°
Mostly Clear
as of 11:35 AM PDST
Rel. Humidity: 53%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
9 MPH
Gust: 17 MPH
190° South
Current Conditions at
MCCLELLAN AFB - (KMCC)
77°
Clear
as of 11:35 AM PDST
Rel. Humidity: 53%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
14 MPH
190° South
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 84. Southwest wind around 7 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 59. West southwest wind around 6 mph becoming calm in the evening.
Sunny on Sunday Sunday... Sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.
Clear on Sunday Night Sunday Night... Clear, with a low around 55. West wind around 6 mph becoming calm in the evening.
Sunny on Monday Monday... Sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Clear on Monday Night Monday Night... Clear, with a low around 57.
Sunny on Tuesday Tuesday... Sunny, with a high near 85.
Clear on Tuesday Night Tuesday Night... Clear, with a low around 60.
Sunny on Wednesday Wednesday... Sunny, with a high near 92.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 65.
Sunny on Thursday Thursday... Sunny and hot, with a high near 96.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 69.
Sunny on Friday Friday... Sunny and hot, with a high near 97.
Sun Almanac for Happy Valley, California
Sunrise: 06:19 AM
Sunset: 7:55 PM
Civil Sunrise:05:51 AM
Civil Sunset: 8:23 PM
Nautical Sunrise: 05:17 AM
Nautical Sunset: 8:57 PM
Astro Sunrise: 04:41 AM
Astro Sunset: 9:33 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.