Horse Heaven Reservoir Weather Forecast
- 13
- 34
Mostly Sunny
- 10
- 36
Mostly Sunny
- 18
- 35
Mostly Sunny
- 21
- 41
Partly Sunny
- 21
- 42
Partly Sunny
- 25
- 42
Partly Sunny
Today 18 Jan Ochoco-John Day Highlands
Mostly sunny. Highs in the lower to mid 30s.
Tonight 18 Jan Ochoco-John Day Highlands
Mostly clear. Lows 8 to 17.
Horse Heaven Reservoir Temperature Statistics
January Temperature
Prineville Airport (23 miles)
Lowest 12 January, 2025
19.4 °FAverage January
34.8 °FHighest 15 January, 2025
57.2 °F
Climate (2020–Present)
Prineville Airport (23 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
34 °FAverage 2020–2025
49.2 °FAverage High 2020–2025
62.6 °F