Prairie City Weather Forecast
- 47
- 85
Sunny
- 50
- 86
Increasing Clouds
- 50
- 86
Partly Sunny
- 48
- 83
Mostly Sunny
- 41
- 75
Mostly Sunny
- 47
- 80
Mostly Sunny
- 49
- 84
Chance Rain Showers
Today 17 Sep Ochoco-John Day Highlands
Sunny. Highs in the upper 70s to mid 80s.
Tonight 17 Sep Ochoco-John Day Highlands
Mostly clear. Lows in the lower 40s to lower 50s.
Prairie City Temperature Statistics
September Temperature
Grant County Regional Airport (13 miles)
Lowest 15 September, 2025
41.9 °FAverage September
67.8 °FHighest 2 September, 2025
95.9 °F
Climate (2020–Present)
Grant County Regional Airport (13 miles)
Average Low 2020–2025
39.2 °FAverage 2020–2025
50.4 °FAverage High 2020–2025
62.2 °F