Lake Siskiyou Weather Forecast
- 25
- 55
Sunny
- 30
- 53
Rain/Snow
- 33
- 37
Rain/Snow
- 35
- 39
Rain
- 34
- 44
Snow
- 30
- 40
Rain
- 23
- 39
Rain/Snow
Today 29 Jan South Central Siskiyou County
Sunny. Highs in the lower to mid 50s. Northeast Winds 5 to 10 Mph.
Tonight 29 Jan South Central Siskiyou County
Clear. Lows in the lower 20s to lower 30s. North Winds around 5 Mph shifting to the northeast well after midnight.
Lake Siskiyou Temperature Statistics
January Temperature
Mount Shasta (2.5 miles)
Lowest 26 January, 2025
15.1 °FAverage January
38 °FHighest 15 January, 2025
57.7 °F
Climate (2020–Present)
Mount Shasta (2.5 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
39.5 °FAverage 2020–2025
52.4 °FAverage High 2020–2025
65.6 °F