Jameson Lake Weather Forecast
- 62
- 94
Mostly Sunny
- 62
- 97
Hot
- 57
- 92
Mostly Sunny
- 56
- 86
Mostly Sunny
- 57
- 87
Mostly Sunny
- 59
- 89
Mostly Sunny
Today 30 Jun Waterville Plateau
Sunny. Highs in the upper 80s to mid 90s.
Tonight 30 Jun Waterville Plateau
Mostly clear. Lows in the 60s. Gusts up to 20 Mph overnight.
Jameson Lake Temperature Statistics
June Temperature
Ephrata, Ephrata Municipal Airport (26.1 miles)
Lowest 21 June, 2025
47.6 °FAverage June
72.7 °FHighest 9 June, 2025
101.6 °F
Climate (2020–Present)
Ephrata, Ephrata Municipal Airport (26.1 miles)
Average Low 2020–2025
42 °FAverage 2020–2025
53.2 °FAverage High 2020–2025
63.5 °F