Tunnel Reservoir Weather Forecast
- 55
- 97
Hot
- 56
- 99
Hot
- 56
- 102
Hot
- 55
- 104
Hot
- 56
- 105
Hot
- 58
- 104
Hot
- 56
- 100
Hot
Today 30 Jul Shasta Lake Area and Interstate 5 Between 1000-3000 ft
Sunny. Highs 89 to 99. Light Winds becoming south up to 10 Mph in the afternoon.
Tonight 30 Jul Shasta Lake Area and Interstate 5 Between 1000-3000 ft
Clear. Lows 59 to 69. Light Winds.
Tunnel Reservoir Temperature Statistics
July Temperature
Mount Shasta (31.1 miles)
Lowest 1 July, 2026
43.6 °FAverage July
70 °FHighest 15 July, 2026
93.7 °F
Climate (2021–2026)
Mount Shasta (31.1 miles)
Average Low 2021–2026
39.6 °FAverage 2021–2026
52.5 °FAverage High 2021–2026
65.8 °F