Belfast, California Weather
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Weather Forecast for Belfast, California : Lassen County
Issued: 2:15 am PDT Oct 18, 2025 Latitude: 40.4435095 Longitude: -120.4516114 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: 73°F Low: 38°F High: 74°F High: 68°F High: 72°F High: 72°F High: 71°F High: 68°F
Low: 32°F Low: 35°F Low: 37°F Low: 36°F Low: 37°F  
Sunny Mostly Clear Sunny Sunny Sunny Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
ALTURAS - (KAAT)
37°
Clear
as of 8:55 AM PDST
Rel. Humidity: 86%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
RENO - (KRNO)
45°
Clear
as of 8:55 AM PDST
Rel. Humidity: 70%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
TRUCKEE - (KTRK)
36°
Clear
as of 8:50 AM PDST
Rel. Humidity: 86%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
OROVILLE - (KOVE)
55°
Clear
as of 8:53 AM PDST
Rel. Humidity: 87%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
3 MPH
300° Northwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 73. Calm wind becoming southeast around 5 mph in the afternoon.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 38. Calm wind becoming northwest around 5 mph after midnight.
Sunny on Sunday Sunday... Sunny, with a high near 74. Northwest wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 25 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 32. West wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Sunny on Monday Monday... Sunny, with a high near 68. North wind 5 to 10 mph becoming east in the afternoon.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 35. East wind around 5 mph becoming calm in the evening.
Sunny on Tuesday Tuesday... Sunny, with a high near 72.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 37.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 72.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 36.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 71.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 37.
Partly Sunny on Friday Friday... Partly sunny, with a high near 68.
Current Radar Image


Sun Almanac for Belfast, California
Sunrise: 07:17 AM
Sunset: 6:17 PM
Civil Sunrise:06:49 AM
Civil Sunset: 6:45 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 7:16 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 7:48 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.