Eureka Lake Weather Forecast
- 34
- 48
Mostly Cloudy
- 34
- 41
Chance Rain/Snow
- 31
- 36
Rain/Snow
- 28
- 39
Slight Chance Rain/Snow
- 32
- 45
Mostly Cloudy
- 34
- 48
Partly Sunny
- 35
- 47
Partly Sunny
Today 29 Oct Lassen-Eastern Plumas-Eastern Sierra Counties
Mostly cloudy in the Morning, then partly cloudy with a slight chance of rain in the afternoon. Highs 51 to 61.
Tonight 29 Oct Lassen-Eastern Plumas-Eastern Sierra Counties
Cloudy. Lows 27 to 37. Light Winds.
Eureka Lake Temperature Statistics
October Temperature
Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)
Lowest 13 October, 2026
36.6 °FAverage October
60.5 °FHighest 3 October, 2026
82.7 °F
Climate (2021–2026)
Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)
Average Low 2021–2026
46.8 °FAverage 2021–2026
53.6 °FAverage High 2021–2026
60.6 °F