Rock Lake Weather Forecast
- 29
- 33
Mostly Cloudy
- 32
- 35
Cloudy
- 34
- 36
Rain/Snow Likely
- 34
- 38
Chance Rain
- 34
- 40
Mostly Cloudy
- 35
- 42
Mostly Cloudy
- 34
- 42
Mostly Cloudy
Today 27 Jan Okanogan Valley
Partly sunny. Highs in the lower to mid 30s.
Tonight 27 Jan Okanogan Valley
Cloudy. Lows in the mid to upper 20s.
Rock Lake Temperature Statistics
January Temperature
Omak Airport (32.3 miles)
Lowest 25 January, 2026
17.1 °FAverage January
33.1 °FHighest 15 January, 2026
49.6 °F
Climate (2021–Present)
Omak Airport (32.3 miles)
Average Low 2021–2026
40.8 °FAverage 2021–2026
51.9 °FAverage High 2021–2026
62.9 °F