Constantia, California Weather
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Weather Forecast for Constantia, California : Lassen County
Issued: 2:15 am PDT Oct 18, 2025 Latitude: 39.949885 Longitude: -120.0380373 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on Today Mostly Clear on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday
High: 71°F Low: 39°F High: 69°F High: 64°F High: 69°F High: 67°F High: 68°F High: 65°F
Low: 35°F Low: 37°F Low: 38°F Low: 37°F Low: 39°F  
Sunny Mostly Clear Sunny Sunny Sunny Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
RENO - (KRNO)
39°
Clear
as of 6:55 AM PDST
Rel. Humidity: 80%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
BLUE CANYON - (KBLU)
48°
Clear
as of 6:52 AM PDST
Rel. Humidity: 70%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
SOUTH LAKE TAHOE - (KTVL)
28°
Clear
as of 6:53 AM PDST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 8 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 71. Southwest wind around 5 mph becoming calm.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 39. Light and variable wind becoming southeast 5 to 10 mph in the evening.
Sunny on Sunday Sunday... Sunny, with a high near 69. Southeast wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 35. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Sunny on Monday Monday... Sunny, with a high near 64. Calm wind becoming east around 5 mph in the afternoon.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 37. East wind around 5 mph becoming calm in the evening.
Sunny on Tuesday Tuesday... Sunny, with a high near 69.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 38.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 67.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 37.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 68.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 39.
Partly Sunny on Friday Friday... Partly sunny, with a high near 65.
Current Radar Image


Sun Almanac for Constantia, California
Sunrise: 07:14 AM
Sunset: 6:16 PM
Civil Sunrise:06:47 AM
Civil Sunset: 6:43 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 7:15 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 7:46 PM
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