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Termo, CA Weather Forecast
Termo, CA Weather Forecast Date: 231 AM PDT Sun Sep 13 2026
The area/counties/county of: Lassen, including the cities of: Portola, Susanville, Westwood, Sierraville, and Loyalton.or toggle through each period.
Today... Sunny. Highs 68 to 78. Light winds becoming northwest 10 to 15 mph in the afternoon.
Tonight... Clear. Lows 32 to 42. North winds 10 to 15 mph.
Monday... Sunny. Highs 67 to 77. East winds 10 to 15 mph.
Monday Night... Clear. Lows 36 to 46. Light winds.
Tuesday... Sunny. Highs 75 to 85. Light winds becoming southwest around 10 mph in the afternoon.
Tuesday Night... Clear. Lows 38 to 48.
Wednesday... Clear. Highs 73 to 83. Lows 39 to 49.
Thursday... Clear. Highs 73 to 83. Lows 39 to 49.
Friday... Clear. Highs 77 to 87. Lows 41 to 51.
POP = Probability of Precipitation
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