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Johnson Lake, CA Weather Forecast
Johnson Lake, CA Weather Forecast Date: 311 PM PDT Tue Oct 13 2026
The area/counties/county of: South End Of The Upper Sierra, including the city of Johnsondale.or toggle through each period.
Tonight... Clear. Lows 29 to 43. North winds up to 10 mph with gusts to around 25 mph.
Wednesday... Warmer, sunny. Highs 56 to 70. North winds up to 10 mph with gusts to around 30 mph shifting to the south in the afternoon.
Wednesday Night... Clear. Lows 37 to 51. Northeast winds up to 10 mph. Gusts up to 25 mph increasing to 40 mph after midnight.
Thursday... Sunny. Highs 57 to 73. Northeast winds 10 to 15 mph. Gusts up to 55 mph Decreasing to 40 mph in the afternoon.
Thursday Night... Breezy, clear. Lows 38 to 54. Northeast winds 15 to 25 mph. Gusts up to 40 mph increasing to 60 mph after midnight.
Friday... Clear. Highs 57 to 74. Lows 35 to 54.
Saturday... Clear. Highs 57 to 74. Lows 35 to 54.
Sunday... Clear. Highs 57 to 74. Lows 35 to 54.
Monday... Mostly clear. Highs 54 to 68. Lows 28 to 42.
Monday Night... Mostly clear. Highs 54 to 68. Lows 28 to 42.
POP = Probability of Precipitation
Johnson Lake Radar Loop
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