Johnsville Weather Forecast
- 39
- 59
Mostly Sunny
- 35
- 52
Chance Rain Showers
- 32
- 46
Rain Showers Likely
- 36
- 54
Mostly Sunny
- 39
- 60
Mostly Sunny
- 40
- 63
Sunny
Today 10 Oct Lassen-Eastern Plumas-Eastern Sierra Counties
Sunny. Highs 66 to 76. West Winds around 10 Mph increasing to southwest 15 to 20 Mph with Gusts up to 40 Mph in the afternoon.
Tonight 10 Oct Lassen-Eastern Plumas-Eastern Sierra Counties
Clear in the evening then becoming partly cloudy. Lows 28 to 38. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.
Johnsville Temperature Statistics
October Temperature
Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)
Lowest 1 October, 2026
62.7 °FAverage October
72.9 °FHighest 3 October, 2026
82.7 °F
Climate (2021–2026)
Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)
Average Low 2021–2026
46.7 °FAverage 2021–2026
53.5 °FAverage High 2021–2026
60.5 °F