Mercer Lake County Park Weather Forecast
- 50
- 68
Increasing Clouds
- 51
- 62
Chance Rain
- 53
- 63
Rain Showers
- 48
- 60
Rain Showers
- 45
- 55
Rain Showers
- 43
- 54
Rain Showers
- 45
- 56
Rain Showers
Today 21 Oct Central Oregon Coast Range Lowlands
Patchy dense fog this morning. Sunny. Highs in the upper 60s. Winds light.
Tonight 21 Oct Central Oregon Coast Range Lowlands
Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 40s. Winds light.
Mercer Lake County Park Temperature Statistics
October Temperature
Newport, Newport Municipal Airport (36 miles)
Lowest 14 October, 2025
35.6 °FAverage October
53.7 °FHighest 6 October, 2025
77 °F
Climate (2020–Present)
Newport, Newport Municipal Airport (36 miles)
Average Low 2020–2025
43.9 °FAverage 2020–2025
50.1 °FAverage High 2020–2025
56.4 °F