Adco Weather Forecast
- 52
- 81
Mostly Sunny
- 57
- 89
Rain Showers Likely
- 48
- 77
Partly Sunny
- 53
- 80
Mostly Sunny
- 60
- 90
Mostly Sunny
- 55
- 90
Mostly Sunny
- 57
- 88
Sunny
Today 24 May Upper Columbia Basin
Sunny. Highs in the mid 70s to lower 80s. Southeast wind 5 to 10 Mph.
Tonight 24 May Upper Columbia Basin
Mostly clear. Lows in the lower to mid 50s. East wind 5 to 10 Mph.
Adco Temperature Statistics
May Temperature
Ephrata, Ephrata Municipal Airport (9.9 miles)
Lowest 19 May, 2025
36.6 °FAverage May
60 °FHighest 2 May, 2025
82.7 °F
Climate (2020–Present)
Ephrata, Ephrata Municipal Airport (9.9 miles)
Average Low 2020–2025
42 °FAverage 2020–2025
53.1 °FAverage High 2020–2025
63.4 °F