Bonanza Weather Forecast
- 36
- 68
Increasing Clouds
- 33
- 68
Mostly Sunny
- 34
- 71
Mostly Sunny
- 37
- 75
Mostly Sunny
- 38
- 76
Mostly Sunny
- 37
- 75
Mostly Sunny
- 36
- 73
Mostly Sunny
Today 26 Sep Klamath Basin
Mostly cloudy then becoming partly cloudy in the late morning and early afternoon then becoming mostly cloudy. Highs in the lower 60s to lower 70s. North Winds 5 to 10 Mph shifting to the south late this afternoon.
Tonight 26 Sep Klamath Basin
Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s to lower 40s. West Winds around 5 Mph shifting to the north late in the evening and overnight.
Bonanza Temperature Statistics
September Temperature
Klamath Falls International Airport (16.2 miles)
Lowest 7 September, 2026
31.6 °FAverage September
55.7 °FHighest 10 September, 2026
86.6 °F
Climate (2021–2026)
Klamath Falls International Airport (16.2 miles)
Average Low 2021–2026
33.9 °FAverage 2021–2026
48.6 °FAverage High 2021–2026
63.3 °F